Dayang Chem (Hangzhou) Co.,Ltd.
DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
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inquirySimagchem Corporation
Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
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Negotiable
Type:Manufacturers
inquiryHubei DiBo chemical co., LTD
Name:D-GLYCERO-D-GALACTO-NON-2-ENONIC ACID The alias：D-GLYCERO-D-GALACTO-NON-2-ENONIC ACID CAS NO:130525-58-5 Molecular formula：C18H24N4O10 Molecular weight:456.406 Product Quality 12 years of chemical raw materials Mature operation of the
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Type:Other
inquiryHebei Nengqian Chemical Import and Export Co., LTD
Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
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Type:Trading Company
inquiryHenan Tianfu Chemical Co., Ltd.
Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O
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inquiryZhuozhou Wenxi import and Export Co., Ltd
WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et
Cas:130525-58-5
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryHebei Sankai Chemical Technology Co., Ltd
1. Product advantages ♦ High purity, all above 98.5%, no impurities after dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available ♦ W
Cas:130525-58-5
Min.Order:1 Metric Ton
FOB Price: $15.0 / 30.0
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inquiryShanghai Upbio Tech Co.,Ltd
1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized
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Min.Order:1 Kilogram
Negotiable
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inquiryBaoji Guokang Healthchem co.,ltd
Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese
Cas:130525-58-5
Min.Order:1 Kilogram
FOB Price: $21.0 / 24.0
Type:Trading Company
inquiryQingdao Beluga Import and Export Co., LTD
D-GLYCERO-D-GALACTO-NON-2-ENONIC ACID CAS:130525-58-5 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high q
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Min.Order:1 Gram
Negotiable
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inquiryXiamen Hisunny Chemical Co.,Ltd
Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia
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Min.Order:0
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Type:Manufacturers
inquiryTaizhou Crene Biotechnology co.ltd
Our company provides one-stop services of research - development - production for a variety of special prouducts. Not only do we make effective use of our strong technological strength, but also establish of cooperative relations with several well-
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Min.Order:100 Gram
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inquiryHangzhou J&H Chemical Co., Ltd.
J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
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inquiryZibo Hangyu Biotechnology Development Co., Ltd
Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
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Min.Order:10 Gram
Negotiable
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inquiryZibo Dorne chemical technology co. LTD
Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
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Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryHenan Wentao Chemical Product Co., Ltd.
We are leading fine chemicals supplier in China with ISO certificate, Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED
Cas:130525-58-5
Min.Order:1 Gram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryShandong Mopai Biotechnology Co., LTD
Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W
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Min.Order:1 Gram
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inquiryHangzhou Zhongqi chem Co.,Ltd.
Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service and h
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inquiryJINHUA HUAYI CHEMICAL CO., LTD.
Jinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands
Cas:130525-58-5
Min.Order:100 Gram
Negotiable
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inquiryHangzhou Dingyan Chem Co., Ltd
R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
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Min.Order:0
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Type:Manufacturers
inquiryHenan Allgreen Chemical Co.,Ltd
high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
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Min.Order:0
Negotiable
Type:Manufacturers
inquiryAecochem Corp.
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
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Min.Order:0
Negotiable
Type:Manufacturers
inquiryHubei Taiho Chemical Co.,LTD
TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
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Min.Order:0
Negotiable
Type:Manufacturers
inquiryXi`an Eastling Biotech Co., Ltd.
high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou
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Min.Order:0
Negotiable
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inquiryAntimex Chemical Limied
Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
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inquiryGuangdong Juda Chemical Industrial Co.,Limited
Factory supply high purity low priceAppearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China
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Min.Order:0
Negotiable
Type:Trading Company
inquiryHangzhou Fandachem Co.,Ltd
D-GLYCERO-D-GALACTO-NON-2-ENONIC ACIDAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:pharmaceutical intermediate Transportation:by air, by sea, by express
Hangzhou ZeErRui Chemical Co., Ltd.
Hangzhou ZeErRui Chemical Co., Ltd. located in Lingang industrial areas, our plant covers an area of 6000 square meters.ZeErRui dedicated to the development, production and marketing of chemicals. We have earned ourselves a good reputation at home an
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Min.Order:0
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Type:Lab/Research institutions
inquiryShanghai Send Pharmaceutical Technology Co., Ltd.
stock，low price，high quality，high purity，good sevice Application:R&D
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Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryChemsigma International Co.,Ltd.
bulk?production Application:Pharmaceutical intermediates
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Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirySynthetic route
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163860-77-3
methyl (5-acetamido-7,8,9-tri-O-acetyl-4-azido-2-chloro-3,4,5-trideoxy-β-D-glycerol-D-galacto-2-nonulopyranosid)onate
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-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| With 1,8-diazabicyclo[5.4.0]undec-7-ene In dichloromethane at 10℃; for 1h; | 98% |
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78850-37-0
methyl (3aS,4R,7aR)-4-[(1S,2R)-1,2,3-triacetoxy-propyl]-2-methyl-3a,7a-dihydro-4H-pyrano[3,4-d][1,3]oxazole-6-carboxylate
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-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| With trimethylsilylazide In tert-butyl alcohol for 10h; Inert atmosphere; Reflux; | 96% |
| Stage #1: methyl (3aS,4R,7aR)-4-[(1S,2R)-1,2,3-triacetoxy-propyl]-2-methyl-3a,7a-dihydro-4H-pyrano[3,4-d][1,3]oxazole-6-carboxylate With trimethylsilylazide In tert-butyl alcohol for 10h; Inert atmosphere; Reflux; Stage #2: With hydrogenchloride; sodium nitrite In water; ethyl acetate; tert-butyl alcohol at 20℃; for 0.5h; | 96% |
| Stage #1: methyl (3aS,4R,7aR)-4-[(1S,2R)-1,2,3-triacetoxy-propyl]-2-methyl-3a,7a-dihydro-4H-pyrano[3,4-d][1,3]oxazole-6-carboxylate With trimethylsilylazide In tert-butyl alcohol for 10h; Inert atmosphere; Reflux; Stage #2: With hydrogenchloride; sodium nitrite In water | 96% |
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80973-54-2
Methyl 5-acetamido-7,8,9-tri-O-acetyl-2,6-anhydro-3,5-dideoxy-D-glycero-D-talo-non-2-enonate
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130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| With diphenylphosphoranyl azide; 1,8-diazabicyclo[5.4.0]undec-7-ene for 23h; Ambient temperature; | 87% |
| With 1,8-diazabicyclo[5.4.0]-undecen-7-ene; diphenylphosphoranyl azide In benzene | 85% |
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366018-39-5
C18H23NO10
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130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Stage #1: C18H23NO10 With trimethylsilylazide In tert-butyl alcohol Inert atmosphere; Reflux; Stage #2: With hydrogenchloride; sodium nitrite In water; tert-butyl alcohol for 1h; | 76% |
| With trimethylsilylazide In butan-1-ol | |
| With trimethylsilylazide In butan-1-ol |
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80973-54-2
Methyl 5-acetamido-7,8,9-tri-O-acetyl-2,6-anhydro-3,5-dideoxy-D-glycero-D-talo-non-2-enonate
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A
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130525-59-6
methyl 5-acetamido-7,8,9-tri-O-acetyl-4-azido-2,3-didehydro-2,3,4,5-tetradeoxy-D-glycero-D-talo-2-nonulopyranosidonate
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B
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130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| With ammonia; triphenylphosphine; diethylazodicarboxylate In toluene at 0℃; for 14h; | A 17% B 67% |
| With ammonia; triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran at 0℃; for 14h; | A 52% B 34% |
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163860-78-4
methyl (methyl 5-acetamido-7,8,9-tri-O-acetyl-4-azido-3,4,5-trideoxy-2-thio-D-glycero-α-D-galacto-nonulopyranosid)onate
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4064-06-6
1,2:3,4-di-O-isopropylidene-α-D-galactopyranose
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A
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130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
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B
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163860-80-8
(2R,4S,5R,6R)-5-Acetylamino-4-azido-2-((3aR,5R,5aS,8aS,8bR)-2,2,7,7-tetramethyl-tetrahydro-bis[1,3]dioxolo[4,5-b;4',5'-d]pyran-5-ylmethoxy)-6-((1S,2R)-1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester
| Conditions | Yield |
|---|---|
| With methylsulfenyl bromide; 3 A molecular sieve; silver trifluoromethanesulfonate In 1,2-dichloro-ethane; acetonitrile at -38℃; for 16h; Yield given; |
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639476-14-5
N-{(R)-1-[(S)-Hydroxy-((4R,5R,4'R)-2,2,2',2'-tetramethyl-[4,4']bi[[1,3]dioxolanyl]-5-yl)-methyl]-but-3-enyl}-acetamide
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130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 12 steps 1: 84 percent / Et3N / CH2Cl2 / 2 h / 20 °C 2: 87 percent / NaH / tetrahydrofuran / 24 h / 40 °C 3: 68 percent / aq. NaN3; NH4Cl / ethanol / 48 h / Heating 4: 99 percent / Et3N / CH2Cl2 / 0.5 h / 20 °C 5: NMO monohydrate; OsO4; H2O / 2-methyl-propan-2-ol; acetone / 14 h / 20 °C 6: KBr; TBAB; aq. NaHCO3 / Ca(ClO)2; TEMPO / 16 - 20 °C 7: 120 mg / K2CO3 / dimethylformamide / 4 h / 20 °C 8: Dess-Martin periodinane / CH2Cl2 / 0 - 20 °C 9: 118 mg / aq. HF / acetonitrile / 4 h / 30 °C 10: 65 percent / pyridine / 12 h / 20 °C 11: 74 percent / HCl / CH2Cl2 / 14 h / -40 - 20 °C 12: 98 percent / DBU / CH2Cl2 / 1 h / 10 °C View Scheme |
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691356-36-2
Methanesulfonic acid (1S,2R)-2-acetylamino-1-((4R,5S,4'R)-2,2,2',2'-tetramethyl-[4,4']bi[[1,3]dioxolanyl]-5-yl)-pent-4-enyl ester
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130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 11 steps 1: 87 percent / NaH / tetrahydrofuran / 24 h / 40 °C 2: 68 percent / aq. NaN3; NH4Cl / ethanol / 48 h / Heating 3: 99 percent / Et3N / CH2Cl2 / 0.5 h / 20 °C 4: NMO monohydrate; OsO4; H2O / 2-methyl-propan-2-ol; acetone / 14 h / 20 °C 5: KBr; TBAB; aq. NaHCO3 / Ca(ClO)2; TEMPO / 16 - 20 °C 6: 120 mg / K2CO3 / dimethylformamide / 4 h / 20 °C 7: Dess-Martin periodinane / CH2Cl2 / 0 - 20 °C 8: 118 mg / aq. HF / acetonitrile / 4 h / 30 °C 9: 65 percent / pyridine / 12 h / 20 °C 10: 74 percent / HCl / CH2Cl2 / 14 h / -40 - 20 °C 11: 98 percent / DBU / CH2Cl2 / 1 h / 10 °C View Scheme |
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130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 15 steps 1: 56 percent / diethyl ether / 0 - 25 °C 2: 88 percent / Et3N / CH2Cl2 3: 82 percent / Li; NH3 / tetrahydrofuran / 1 h / -40 °C 4: 84 percent / Et3N / CH2Cl2 / 2 h / 20 °C 5: 87 percent / NaH / tetrahydrofuran / 24 h / 40 °C 6: 68 percent / aq. NaN3; NH4Cl / ethanol / 48 h / Heating 7: 99 percent / Et3N / CH2Cl2 / 0.5 h / 20 °C 8: NMO monohydrate; OsO4; H2O / 2-methyl-propan-2-ol; acetone / 14 h / 20 °C 9: KBr; TBAB; aq. NaHCO3 / Ca(ClO)2; TEMPO / 16 - 20 °C 10: 120 mg / K2CO3 / dimethylformamide / 4 h / 20 °C 11: Dess-Martin periodinane / CH2Cl2 / 0 - 20 °C 12: 118 mg / aq. HF / acetonitrile / 4 h / 30 °C 13: 65 percent / pyridine / 12 h / 20 °C 14: 74 percent / HCl / CH2Cl2 / 14 h / -40 - 20 °C 15: 98 percent / DBU / CH2Cl2 / 1 h / 10 °C View Scheme |
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639476-04-3
(4R,5S,6R,7R,8R)-N4-benzyl-5-benzyloxy-6,7:8,9-di-O-isopropylidene-1-nonene
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130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 14 steps 1: 88 percent / Et3N / CH2Cl2 2: 82 percent / Li; NH3 / tetrahydrofuran / 1 h / -40 °C 3: 84 percent / Et3N / CH2Cl2 / 2 h / 20 °C 4: 87 percent / NaH / tetrahydrofuran / 24 h / 40 °C 5: 68 percent / aq. NaN3; NH4Cl / ethanol / 48 h / Heating 6: 99 percent / Et3N / CH2Cl2 / 0.5 h / 20 °C 7: NMO monohydrate; OsO4; H2O / 2-methyl-propan-2-ol; acetone / 14 h / 20 °C 8: KBr; TBAB; aq. NaHCO3 / Ca(ClO)2; TEMPO / 16 - 20 °C 9: 120 mg / K2CO3 / dimethylformamide / 4 h / 20 °C 10: Dess-Martin periodinane / CH2Cl2 / 0 - 20 °C 11: 118 mg / aq. HF / acetonitrile / 4 h / 30 °C 12: 65 percent / pyridine / 12 h / 20 °C 13: 74 percent / HCl / CH2Cl2 / 14 h / -40 - 20 °C 14: 98 percent / DBU / CH2Cl2 / 1 h / 10 °C View Scheme |
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639476-05-4
(4R,5S,6R,7R,8R)-N4-benzyl-N4-acetyl-5-benzyloxy-6,7:8,9-di-O-isopropylidene-1-nonene
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130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 13 steps 1: 82 percent / Li; NH3 / tetrahydrofuran / 1 h / -40 °C 2: 84 percent / Et3N / CH2Cl2 / 2 h / 20 °C 3: 87 percent / NaH / tetrahydrofuran / 24 h / 40 °C 4: 68 percent / aq. NaN3; NH4Cl / ethanol / 48 h / Heating 5: 99 percent / Et3N / CH2Cl2 / 0.5 h / 20 °C 6: NMO monohydrate; OsO4; H2O / 2-methyl-propan-2-ol; acetone / 14 h / 20 °C 7: KBr; TBAB; aq. NaHCO3 / Ca(ClO)2; TEMPO / 16 - 20 °C 8: 120 mg / K2CO3 / dimethylformamide / 4 h / 20 °C 9: Dess-Martin periodinane / CH2Cl2 / 0 - 20 °C 10: 118 mg / aq. HF / acetonitrile / 4 h / 30 °C 11: 65 percent / pyridine / 12 h / 20 °C 12: 74 percent / HCl / CH2Cl2 / 14 h / -40 - 20 °C 13: 98 percent / DBU / CH2Cl2 / 1 h / 10 °C View Scheme |
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639476-15-6
1-[(2R,3R)-2-Allyl-3-((4S,5R,4'R)-2,2,2',2'-tetramethyl-[4,4']bi[[1,3]dioxolanyl]-5-yl)-aziridin-1-yl]-ethanone
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130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 10 steps 1: 68 percent / aq. NaN3; NH4Cl / ethanol / 48 h / Heating 2: 99 percent / Et3N / CH2Cl2 / 0.5 h / 20 °C 3: NMO monohydrate; OsO4; H2O / 2-methyl-propan-2-ol; acetone / 14 h / 20 °C 4: KBr; TBAB; aq. NaHCO3 / Ca(ClO)2; TEMPO / 16 - 20 °C 5: 120 mg / K2CO3 / dimethylformamide / 4 h / 20 °C 6: Dess-Martin periodinane / CH2Cl2 / 0 - 20 °C 7: 118 mg / aq. HF / acetonitrile / 4 h / 30 °C 8: 65 percent / pyridine / 12 h / 20 °C 9: 74 percent / HCl / CH2Cl2 / 14 h / -40 - 20 °C 10: 98 percent / DBU / CH2Cl2 / 1 h / 10 °C View Scheme |
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639476-17-8
(1R,2S)-2-Azido-1-((4S,5R,4'R)-2,2,2',2'-tetramethyl-[4,4']bi[[1,3]dioxolanyl]-5-yl)-pent-4-enylamine
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130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 9 steps 1: 99 percent / Et3N / CH2Cl2 / 0.5 h / 20 °C 2: NMO monohydrate; OsO4; H2O / 2-methyl-propan-2-ol; acetone / 14 h / 20 °C 3: KBr; TBAB; aq. NaHCO3 / Ca(ClO)2; TEMPO / 16 - 20 °C 4: 120 mg / K2CO3 / dimethylformamide / 4 h / 20 °C 5: Dess-Martin periodinane / CH2Cl2 / 0 - 20 °C 6: 118 mg / aq. HF / acetonitrile / 4 h / 30 °C 7: 65 percent / pyridine / 12 h / 20 °C 8: 74 percent / HCl / CH2Cl2 / 14 h / -40 - 20 °C 9: 98 percent / DBU / CH2Cl2 / 1 h / 10 °C View Scheme |
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639476-18-9
N-[(1R,2S)-2-Azido-1-((4S,5R,4'R)-2,2,2',2'-tetramethyl-[4,4']bi[[1,3]dioxolanyl]-5-yl)-pent-4-enyl]-acetamide
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130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 8 steps 1: NMO monohydrate; OsO4; H2O / 2-methyl-propan-2-ol; acetone / 14 h / 20 °C 2: KBr; TBAB; aq. NaHCO3 / Ca(ClO)2; TEMPO / 16 - 20 °C 3: 120 mg / K2CO3 / dimethylformamide / 4 h / 20 °C 4: Dess-Martin periodinane / CH2Cl2 / 0 - 20 °C 5: 118 mg / aq. HF / acetonitrile / 4 h / 30 °C 6: 65 percent / pyridine / 12 h / 20 °C 7: 74 percent / HCl / CH2Cl2 / 14 h / -40 - 20 °C 8: 98 percent / DBU / CH2Cl2 / 1 h / 10 °C View Scheme |
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725725-05-3
N-[(1R,2S)-2-Azido-4,5-dihydroxy-1-((4S,5R,4'R)-2,2,2',2'-tetramethyl-[4,4']bi[[1,3]dioxolanyl]-5-yl)-pentyl]-acetamide
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130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 7 steps 1: KBr; TBAB; aq. NaHCO3 / Ca(ClO)2; TEMPO / 16 - 20 °C 2: 120 mg / K2CO3 / dimethylformamide / 4 h / 20 °C 3: Dess-Martin periodinane / CH2Cl2 / 0 - 20 °C 4: 118 mg / aq. HF / acetonitrile / 4 h / 30 °C 5: 65 percent / pyridine / 12 h / 20 °C 6: 74 percent / HCl / CH2Cl2 / 14 h / -40 - 20 °C 7: 98 percent / DBU / CH2Cl2 / 1 h / 10 °C View Scheme |
-
-
725725-09-7
(2S,4S,5R,6R)-5-Acetylamino-4-azido-2-hydroxy-6-((1R,2R)-1,2,3-trihydroxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1: 65 percent / pyridine / 12 h / 20 °C 2: 74 percent / HCl / CH2Cl2 / 14 h / -40 - 20 °C 3: 98 percent / DBU / CH2Cl2 / 1 h / 10 °C View Scheme |
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 6 steps 1: 120 mg / K2CO3 / dimethylformamide / 4 h / 20 °C 2: Dess-Martin periodinane / CH2Cl2 / 0 - 20 °C 3: 118 mg / aq. HF / acetonitrile / 4 h / 30 °C 4: 65 percent / pyridine / 12 h / 20 °C 5: 74 percent / HCl / CH2Cl2 / 14 h / -40 - 20 °C 6: 98 percent / DBU / CH2Cl2 / 1 h / 10 °C View Scheme |
-
-
725725-07-5
(4S,5R)-5-Acetylamino-4-azido-2-oxo-5-((4S,5R,4'R)-2,2,2',2'-tetramethyl-[4,4']bi[[1,3]dioxolanyl]-5-yl)-pentanoic acid methyl ester
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 4 steps 1: 118 mg / aq. HF / acetonitrile / 4 h / 30 °C 2: 65 percent / pyridine / 12 h / 20 °C 3: 74 percent / HCl / CH2Cl2 / 14 h / -40 - 20 °C 4: 98 percent / DBU / CH2Cl2 / 1 h / 10 °C View Scheme |
-
-
725725-06-4
(4S,5R)-5-Acetylamino-4-azido-2-hydroxy-5-((4S,5R,4'R)-2,2,2',2'-tetramethyl-[4,4']bi[[1,3]dioxolanyl]-5-yl)-pentanoic acid methyl ester
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 5 steps 1: Dess-Martin periodinane / CH2Cl2 / 0 - 20 °C 2: 118 mg / aq. HF / acetonitrile / 4 h / 30 °C 3: 65 percent / pyridine / 12 h / 20 °C 4: 74 percent / HCl / CH2Cl2 / 14 h / -40 - 20 °C 5: 98 percent / DBU / CH2Cl2 / 1 h / 10 °C View Scheme |
-
-
725725-10-0
(2R,4S,5R,6R)-2-Acetoxy-5-acetylamino-4-azido-6-((1S,2R)-1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: 74 percent / HCl / CH2Cl2 / 14 h / -40 - 20 °C 2: 98 percent / DBU / CH2Cl2 / 1 h / 10 °C View Scheme |
-
-
20298-35-5, 22900-11-4, 100678-43-1, 109121-98-4, 109122-00-1, 119241-60-0, 119241-61-1, 119241-62-2
N-acetylneuraminic acid methyl ester
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 6 steps 1: 42 h / Ambient temperature 2: HCl(g) / acetonitrile / 20 h / -42 - 20 °C 3: 1,8-diazabicyclo<5.4.0>undec-7-ene / benzene / Ambient temperature 4: BF3*Et2O / benzene; methanol / 18 h / Ambient temperature 5: 50percent aq. AcOH / ethyl acetate / Ambient temperature 6: 87 percent / diphenylphosphoryl azide, 1,8-diazabicyclo<5.4.0>undec-7-ene / 23 h / Ambient temperature View Scheme | |
| Multi-step reaction with 3 steps 1: pyridine 2: trimethylsilyl trifluoromethanesulfonate / ethyl acetate / 3 h / 50 °C 3: trimethylsilylazide / tert-butyl alcohol / 9 h / Reflux View Scheme | |
| Multi-step reaction with 3 steps 1: pyridine; dmap 2: trimethylsilyl trifluoromethanesulfonate / ethyl acetate 3: trimethylsilylazide / tert-butyl alcohol View Scheme |
-
-
73960-72-2
methyl-2,3-didehydro-4,7,8,9-tetra-O-acetyl-N-acetylneuraminate
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1: BF3*Et2O / benzene; methanol / 18 h / Ambient temperature 2: 50percent aq. AcOH / ethyl acetate / Ambient temperature 3: 87 percent / diphenylphosphoryl azide, 1,8-diazabicyclo<5.4.0>undec-7-ene / 23 h / Ambient temperature View Scheme | |
| Multi-step reaction with 2 steps 1: 96 percent / MeOH, BF3*Et2O / CH2Cl2 / 16 h / 25 - 30 °C 2: 82.5 percent / Me3Si-azide / 2-methyl-propan-2-ol / 4 h / 80 °C View Scheme |
-
-
132883-18-2
methyl 5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-β-D-galacto-non-2-ulopyranosyl chloride
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 4 steps 1: 1,8-diazabicyclo<5.4.0>undec-7-ene / benzene / Ambient temperature 2: BF3*Et2O / benzene; methanol / 18 h / Ambient temperature 3: 50percent aq. AcOH / ethyl acetate / Ambient temperature 4: 87 percent / diphenylphosphoryl azide, 1,8-diazabicyclo<5.4.0>undec-7-ene / 23 h / Ambient temperature View Scheme |
-
-
6931-68-6, 72690-21-2, 74006-95-4, 108740-37-0, 108740-38-1, 108740-39-2, 119241-63-3, 119241-64-4, 119241-65-5, 147129-72-4, 147129-73-5, 73208-82-9
methyl 5-acetamido-2,4,7,8,9-penta-O-acetyl-3,5-dideoxy-D-glycero-D-galacto-2-nonulopyranosonate
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 5 steps 1: HCl(g) / acetonitrile / 20 h / -42 - 20 °C 2: 1,8-diazabicyclo<5.4.0>undec-7-ene / benzene / Ambient temperature 3: BF3*Et2O / benzene; methanol / 18 h / Ambient temperature 4: 50percent aq. AcOH / ethyl acetate / Ambient temperature 5: 87 percent / diphenylphosphoryl azide, 1,8-diazabicyclo<5.4.0>undec-7-ene / 23 h / Ambient temperature View Scheme | |
| Multi-step reaction with 2 steps 1: trimethylsilyl trifluoromethanesulfonate / ethyl acetate / 3 h / 50 °C 2: trimethylsilylazide / tert-butyl alcohol / 9 h / Reflux View Scheme | |
| Multi-step reaction with 2 steps 1: trimethylsilyl trifluoromethanesulfonate / ethyl acetate / 3 h / 50 °C 2: trimethylsilylazide / tert-butyl alcohol / 9 h / Reflux View Scheme | |
| Multi-step reaction with 2 steps 1: trimethylsilyl trifluoromethanesulfonate / ethyl acetate 2: trimethylsilylazide / tert-butyl alcohol View Scheme | |
| Multi-step reaction with 2 steps 1: trimethylsilyl trifluoromethanesulfonate / acetonitrile / 50 °C 2: trimethylsilylazide / tert-butyl alcohol / 80 °C View Scheme |
-
-
108740-39-2, 6931-68-6, 72690-21-2, 73208-82-9, 108740-37-0, 108740-38-1, 119241-63-3, 119241-64-4, 119241-65-5, 147129-72-4, 147129-73-5, 74006-95-4
(1S,2R)-1-((2R,3R,4S,6R)-3-acetamido-4,6-diacetoxy-6-(methoxycarbonyl)tetrahydro-2H-pyran-2-yl)propane-1,2,3-triyl triacetate
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1: 82 percent / Me3SiSO3CF3 / acetonitrile / 2 h / 50 °C 2: 77 percent / trifluoroacetic acid / tetrahydrofuran / Ambient temperature 3: 67 percent / PPh3, NH3, DEAD / toluene / 14 h / 0 °C View Scheme | |
| Multi-step reaction with 2 steps 1.1: trimethylsilyl trifluoromethanesulfonate / ethyl acetate / 3 h / 30 - 52 °C / Inert atmosphere 2.1: trimethylsilylazide / tert-butyl alcohol / Inert atmosphere; Reflux 2.2: 1 h View Scheme | |
| Multi-step reaction with 2 steps 1: trimethylsilyl trifluoromethanesulfonate / ethyl acetate 2: trimethylsilylazide / butan-1-ol View Scheme |
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 4 steps 1: Amberlite IR120 (H+) 2: pyridine 3: trimethylsilyl trifluoromethanesulfonate / ethyl acetate / 3 h / 50 °C 4: trimethylsilylazide / tert-butyl alcohol / 9 h / Reflux View Scheme | |
| Multi-step reaction with 3 steps 1: H+ resin 2: trimethylsilyl trifluoromethanesulfonate / acetonitrile / 50 °C 3: trimethylsilylazide / tert-butyl alcohol / 80 °C View Scheme |
-
-
19342-33-7
N-acetyl neuraminic acid
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 4 steps 1.1: Dowex-50 (H+) / 40 - 45 °C 2.1: pyridine / 20 °C / Cooling with ice 3.1: trimethylsilyl trifluoromethanesulfonate / ethyl acetate / 3 h / 30 - 52 °C / Inert atmosphere 4.1: trimethylsilylazide / tert-butyl alcohol / Inert atmosphere; Reflux 4.2: 1 h View Scheme | |
| Multi-step reaction with 4 steps 1: Dowex H+ 2: pyridine 3: trimethylsilyl trifluoromethanesulfonate / ethyl acetate 4: trimethylsilylazide / butan-1-ol View Scheme | |
| Multi-step reaction with 4 steps 1: Dowex 50W-X4(H+) / 20 °C 2: dmap / pyridine / 0.25 h / Cooling with ice 3: trimethylsilyl trifluoromethanesulfonate / ethyl acetate / 3.5 h / 30 - 52 °C / Inert atmosphere 4: trimethylsilylazide / tert-butyl alcohol / 10 h / Inert atmosphere; Reflux View Scheme |
-
-
20298-35-5, 22900-11-4, 100678-43-1, 109121-98-4, 109122-00-1, 119241-60-0, 119241-61-1, 119241-62-2
N-acetylneuraminic acid methyl ester
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1.1: pyridine / 20 °C / Cooling with ice 2.1: trimethylsilyl trifluoromethanesulfonate / ethyl acetate / 3 h / 30 - 52 °C / Inert atmosphere 3.1: trimethylsilylazide / tert-butyl alcohol / Inert atmosphere; Reflux 3.2: 1 h View Scheme | |
| Multi-step reaction with 3 steps 1: pyridine 2: trimethylsilyl trifluoromethanesulfonate / ethyl acetate 3: trimethylsilylazide / butan-1-ol View Scheme | |
| Multi-step reaction with 3 steps 1: dmap / pyridine / 0.25 h / Cooling with ice 2: trimethylsilyl trifluoromethanesulfonate / ethyl acetate / 3.5 h / 30 - 52 °C / Inert atmosphere 3: trimethylsilylazide / tert-butyl alcohol / 10 h / Inert atmosphere; Reflux View Scheme |
-
-
1372800-41-3
N-((4R,5R,6R,7R)-6,7,8-tris(benzyloxy)-5-((tert-butyldimethylsilyl)oxy)oct-1-en-4-yl)acetamide
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 11 steps 1: osmium(VIII) oxide; 4-methylmorpholine N-oxide / water; acetone; tert-butyl alcohol / 2.5 h / 45 °C / Inert atmosphere 2: sodium periodate / water; acetone; tert-butyl alcohol / 2 h / 20 °C / Inert atmosphere 3: lithium hexamethyldisilazane / tetrahydrofuran / 1 h / -20 °C / Inert atmosphere 4: tetrabutyl ammonium fluoride; acetic acid / tetrahydrofuran / 0.33 h / 0 °C / Inert atmosphere 5: boron trifluoride diethyl etherate / acetonitrile / 0.5 h / 0 °C / Inert atmosphere 6: 30% Pd/C; hydrogen / tetrahydrofuran; methanol / 3 h / 20 °C / 760.05 Torr / Inert atmosphere 7: pyridine; dmap / 5.5 h / 20 °C / Inert atmosphere 8: triphenylphosphine hydrobromide / acetonitrile / 5 h / 0 - 55 °C / Inert atmosphere 9: copper(I) bromide / dichloromethane / 3 h / Reflux; Inert atmosphere 10: sulfuric acid; acetic acid / 12 h / 0 - 20 °C / Inert atmosphere 11: trimethylsilylazide / tert-butyl alcohol / 10 h / Reflux; Inert atmosphere View Scheme |
-
-
1372800-42-4
N-((3R,4R,5R,6R)-5,6,7-tris(benzyloxy)-4-((tert-butyldimethylsilyl)oxy)-1-oxoheptan-3-yl)acetamide
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 9 steps 1: lithium hexamethyldisilazane / tetrahydrofuran / 1 h / -20 °C / Inert atmosphere 2: tetrabutyl ammonium fluoride; acetic acid / tetrahydrofuran / 0.33 h / 0 °C / Inert atmosphere 3: boron trifluoride diethyl etherate / acetonitrile / 0.5 h / 0 °C / Inert atmosphere 4: 30% Pd/C; hydrogen / tetrahydrofuran; methanol / 3 h / 20 °C / 760.05 Torr / Inert atmosphere 5: pyridine; dmap / 5.5 h / 20 °C / Inert atmosphere 6: triphenylphosphine hydrobromide / acetonitrile / 5 h / 0 - 55 °C / Inert atmosphere 7: copper(I) bromide / dichloromethane / 3 h / Reflux; Inert atmosphere 8: sulfuric acid; acetic acid / 12 h / 0 - 20 °C / Inert atmosphere 9: trimethylsilylazide / tert-butyl alcohol / 10 h / Reflux; Inert atmosphere View Scheme |
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
-
-
139110-70-6
5-acetamido-7,8,9-tri-O-acetyl-2,6-anhydro-4-amino-3,4,5-trideoxy-D-glycero-D-galacto-non-2-enonic acid methyl ester
| Conditions | Yield |
|---|---|
| With hydrogen In ethanol at 20℃; for 9h; | 100% |
| With ammonium chloride; zinc In ethanol; water at 20 - 30℃; for 0.5h; | 94% |
| With ammonium chloride; zinc In water at 20 - 30℃; | 94% |
-
-
24424-99-5
di-tert-butyl dicarbonate
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| With hydrogen In ethyl acetate at 50℃; under 760.051 Torr; for 48h; | 98% |
| Stage #1: methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate With triphenylphosphine In tetrahydrofuran; water at 85℃; for 4h; Stage #2: di-tert-butyl dicarbonate With triethylamine In tetrahydrofuran; water at 0 - 20℃; for 3h; | 82% |
| With 5%-palladium/activated carbon; hydrogen In methanol at 20℃; for 1h; |
-
-
24424-99-5
di-tert-butyl dicarbonate
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
-
-
171886-97-8
methyl 5-[acetyl(tert-butoxycarbonyl)amino]-7,8,9-tri-O-acetyl-2,6-anhydro-4-azido-3,4,5-trideoxy-D-glycero-D-galacto-non-2-enonate
| Conditions | Yield |
|---|---|
| With dmap In tetrahydrofuran at 60℃; Inert atmosphere; | 96% |
| With dmap In 1,4-dioxane 1.) RT, 89 h, 2.) 80 deg C, 2 h; | 86% |
| With dmap In 1,4-dioxane at 20℃; for 12h; | 50% |
| With dmap In tetrahydrofuran for 2h; Reflux; |
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| With copper(II) sulfate; sodium L-ascorbate In dichloromethane; water at 20℃; for 12h; | 93% |
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| With copper(II) sulfate; sodium L-ascorbate In dichloromethane; water at 20℃; for 12h; | 93% |
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
-
-
152120-54-2, 862686-58-6, 1143572-00-2
N,N'-bis( tert-butoxycarbonyl)-1H-pyrazole-1-carboxamidine
| Conditions | Yield |
|---|---|
| Stage #1: methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate With triphenylphosphine In tetrahydrofuran at 13 - 20℃; for 2.33333h; Stage #2: With water; lithium hydroxide In tetrahydrofuran for 28h; Stage #3: N,N'-bis( tert-butoxycarbonyl)-1H-pyrazole-1-carboxamidine With dmap In tetrahydrofuran; water for 36h; | 92.8% |
| Stage #1: methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate With hydrogen In ethanol under 760.051 Torr; for 8h; Stage #2: N,N'-bis( tert-butoxycarbonyl)-1H-pyrazole-1-carboxamidine In tetrahydrofuran at 20℃; for 18h; | 50% |
| Stage #1: methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate With Lindlar's catalyst In ethanol under 760.051 Torr; for 8h; Stage #2: N,N'-bis( tert-butoxycarbonyl)-1H-pyrazole-1-carboxamidine In tetrahydrofuran; ethanol at 20℃; for 18h; | 50% |
-
-
1438766-95-0
N-propargyl 3β, 16α-dihydroxyolean-12-en-28-amide
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| With copper(II) sulfate; sodium L-ascorbate In dichloromethane; water at 20℃; for 12h; | 91% |
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| With N-iodo-succinimide; sodium acetate; acetic acid at 20℃; for 1.5h; | 90% |
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Stage #1: methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate With sodium methylate In methanol Stage #2: With sodium hydroxide | 89% |
| Stage #1: methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate With sodium methylate In methanol at 0℃; for 0.5h; Stage #2: With lithium hydroxide monohydrate In tetrahydrofuran; water at 0℃; for 0.5h; Stage #3: In tetrahydrofuran; water | 61% |
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
-
-
152178-79-5
5-acetamido-2,6-anhydro-4-azido-3,4,5-trideoxy-D-glycero-D-galacto-non-2-enonic acid methyl ester
| Conditions | Yield |
|---|---|
| With methanol; sodium methylate at 20℃; for 3h; | 88% |
| With sodium methylate In methanol at 21℃; for 2.5h; | 71.2% |
| Stage #1: methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate With sodium methylate In methanol at 20℃; for 2h; Stage #2: With hydrogenchloride In 1,4-dioxane; methanol pH=6 - 7; | 69% |
| Stage #1: methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate; sodium methylate In methanol at 20℃; for 1h; Stage #2: With Dowex-50x8 (H+) In methanol | 66% |
| With methanol; sodium methylate for 2h; Cooling with ice; |
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Stage #1: methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate With hydrogen In methanol at 20℃; for 14h; Inert atmosphere; Stage #2: C21H26N2O4S With triethylamine; mercury dichloride In dichloromethane at 20℃; for 6h; Inert atmosphere; | 88% |
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
-
-
15911-93-0
2,4,6-tris(prop-2-ynyloxy)-1,3,5-triazine
| Conditions | Yield |
|---|---|
| With copper(II) sulfate; sodium L-ascorbate In water; tert-butyl alcohol at 20℃; for 4h; | 87% |
-
-
1596376-96-3
N-propargyl-3β-hydroxy-lup-20(29)-en-28-amide
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| With copper(II) sulfate; sodium L-ascorbate In dichloromethane; water at 20℃; for 12h; | 87% |
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
-
-
114233-80-6
1,3,5-tris(prop-2-yn-1-yloxy)benzene
| Conditions | Yield |
|---|---|
| With copper(II) sulfate; sodium L-ascorbate In water; tert-butyl alcohol at 20℃; for 17h; | 85% |
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| Stage #1: methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate With hydrogen In methanol at 20℃; for 14h; Inert atmosphere; Stage #2: C20H30N2O3S With triethylamine; mercury dichloride In dichloromethane at 20℃; for 6h; Inert atmosphere; | 85% |
-
-
627-19-0
1-Pentyne
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| With copper(II) sulfate; sodium L-ascorbate In water; tert-butyl alcohol at 20℃; for 4h; | 84% |
-
-
14267-92-6
1-chloro-4-pentyne
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| With copper(II) sulfate; sodium L-ascorbate In water; tert-butyl alcohol at 20℃; for 4h; | 83% |
-
-
5390-04-5
pent-1-yn-5-ol
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| With copper(II) sulfate; sodium L-ascorbate In water; tert-butyl alcohol at 20℃; for 1.5h; | 82% |
| With copper(II) sulfate; sodium L-ascorbate In ethanol; water at 25℃; |
-
-
24424-99-5
di-tert-butyl dicarbonate
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
-
-
171241-95-5
methyl 7,8,9-tri-O-acetyl-2,6-anhydro-5-(tert-butoxycarboxyamido)-4-azido-3,4,5-trideoxy-D-glycero-D-galacto-non-2-enoate
| Conditions | Yield |
|---|---|
| Stage #1: di-tert-butyl dicarbonate; methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate With dmap In tetrahydrofuran for 2h; Reflux; Stage #2: With sodium methylate In methanol at 0℃; for 1h; | 82% |
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
-
-
87605-11-6
propynoic acid benzylamide
| Conditions | Yield |
|---|---|
| With copper(II) sulfate; sodium L-ascorbate In water; tert-butyl alcohol at 20℃; for 1.5h; | 81% |
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
-
-
115-19-5
2-methyl-but-3-yn-2-ol
| Conditions | Yield |
|---|---|
| With copper(II) sulfate; sodium L-ascorbate In water; tert-butyl alcohol at 20℃; for 1.5h; | 80% |
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
-
-
407-25-0
trifluoroacetic anhydride
| Conditions | Yield |
|---|---|
| With triethylamine In acetonitrile at 0 - 135℃; Sealed tube; | 80% |
| In acetonitrile at 135℃; for 0.166667h; Microwave irradiation; | 75% |
-
-
356-42-3
2,2,3,3,3-pentafluoropropanoic anhydride
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| With triethylamine In acetonitrile at 0 - 135℃; Sealed tube; | 78% |
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
-
-
336-59-4
heptafluorobutyric anhydride
| Conditions | Yield |
|---|---|
| With triethylamine In acetonitrile at 0 - 135℃; Sealed tube; | 78% |
-
-
52670-38-9
2-ethynylaniline
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| With copper(ll) sulfate pentahydrate; sodium L-ascorbate In methanol; water at 45℃; | 77% |
-
-
127896-08-6
Fmoc-N-propargylamine
-
-
130525-58-5
methyl 5-acetamido-4-azido-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-4H-pyran-2-carboxylate
| Conditions | Yield |
|---|---|
| With copper(II) sulfate; sodium L-ascorbate In water; tert-butyl alcohol at 20℃; for 18h; | 69% |
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