As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
Cas:618-27-9
Min.Order:1 Kilogram
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inquiryThe above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
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Cas:618-27-9
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Type:Manufacturers
inquiryOur main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
Cas:618-27-9
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inquiryCHENGDU YANXI is a comprehensive manufacturer and an international distribution of products throughout the world. Specialized in Scrap metal, Chemical raw materials, Paper products and color industry. We aim to become leading position in global dis
Cas:618-27-9
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Type:Trading Company
inquiryAdvantage : LIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc. We are specialized in chemical synthesis, process development of
Cas:618-27-9
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inquiryTIANFUCHEM-- 618-27-9--High purity cis-4-Hydroxy-L-proline in stock Our company was built in 2009 with an ISO certificate.In the past 10 years, we have grown up as a famous fine chemicals supplier in China And we had established stable bus
Cas:618-27-9
Min.Order:1 Metric Ton
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inquiryOur 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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inquiryWITH 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:618-27-9
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inquiryName: cis-4-hydroxy-L-proline Synonyms: (2S,4S)-(-)-4-Hydroxy-2-pyrrolinecarboxylic acid CAS: 618-27-9 MF: C5H9NO3 Appearance: White powder Storage:Store in cool and dry place, away from sun light. Package:25KG/Drum Application:Organic Chemicals
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
Cas:618-27-9
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquirycis-4-Hydroxy-L-proline CAS:618-27-9 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 quality organic in
Cas:618-27-9
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai
Cas:618-27-9
Min.Order:1 Kilogram
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inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
PRODUCT DETAILS
Cas:618-27-9
Min.Order:500 Kilogram
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Type:Lab/Research institutions
inquiryBest 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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inquiryOur advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We have s
superior quality moderate price & quick delivery Appearance:white to beige powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Hydroxy
Cas:618-27-9
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryHangzhou Fandachem Co.,Ltd, a China-based chemical company, specialize in exporting Cis-4-hydroxy-L-proline, CAS NO: 618-27-9 Please contact us by email freely. We are leading exporter in China. If you really need this cargo, ple
Cas:618-27-9
Min.Order:1 Kilogram
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Type:Other
inquiryHangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
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Min.Order:0 Metric Ton
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inquiryJ&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
A substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
Cas:618-27-9
Min.Order:4 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryMassive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and
Cas:618-27-9
Min.Order:1 Gram
FOB Price: $1.0
Type:Lab/Research institutions
inquiryZibo 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
Cas:618-27-9
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryProduct 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,
Cas:618-27-9
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
cis-4-Hydroxy-L-proline Chemical Properties Melting point 257 °C (dec.) (lit.) alpha -59 º (c=2, H2O) Boiling point 242.42°C (rough estimate) density 1.3121 (rough estimate) refractive index -59 ° (C=2, H2O) stora
Cas:618-27-9
Min.Order:1 Gram
FOB Price: $66.0
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
Cas:618-27-9
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryHangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
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
Cas:618-27-9
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry(2S,4S)-4-Benzoyloxy-pyrrolidine-2-carboxylic acid (1R,2S,5R)-2-isopropyl-5-methyl-cyclohexyl ester
hydroxy L-proline
Conditions | Yield |
---|---|
With hydrogenchloride at 140℃; for 3h; | 100% |
Conditions | Yield |
---|---|
With ferrous(II) sulfate heptahydrate; cis-4-proline hydroxylase; sodium L-ascorbate at 25℃; for 16h; stereospecific reaction; | 100% |
With iron(II) sulfate; α-ketoglutaric acid disodium salt In culture medium at 28℃; for 72h; Enzymatic reaction; regioselective reaction; | 35% |
With Mesorhizobium loti L-proline cis-4-hydroxylase; iron(II) sulfate at 25℃; for 20h; Reagent/catalyst; Enzymatic reaction; stereoselective reaction; | |
With hydrogenchloride; α-ketoglutaric acid; ammonium iron (II) sulfate; l-proline cis-4-hydroxylase; sodium L-ascorbate In aq. buffer at 21℃; for 14h; pH=6.5; Enzymatic reaction; | > 95 %Chromat. |
With ferrous(II) sulfate heptahydrate; α-ketoglutaric acid disodium salt; ascorbic acid In aq. phosphate buffer at 37℃; for 16h; pH=8; Enzymatic reaction; | 201 mg |
(2S,4S)-1-benzyloxycarbonyl-4-hydroxyproline
hydroxy L-proline
Conditions | Yield |
---|---|
With hydrogenchloride In water at 80℃; for 1h; | 87% |
With palladium 10% on activated carbon; hydrogen In methanol at 20℃; under 760.051 Torr; for 4h; | 64% |
With hydrogen bromide; acetic acid | |
With hydrogen; palladium on activated charcoal In water at 25℃; under 2660 Torr; for 3h; | 496 mg |
(2S,4S)-4-hydroxy-1,2-pyrrolidinedicarboxylic acid 1,2-bis(phenylmethyl ester)
hydroxy L-proline
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal In ethanol under 760 Torr; for 2h; Ambient temperature; | 68% |
(6S,7aS)-6-hydroxy-3,3-bis(trifluoromethyl)tetrahydro-pyrrolo[1,2-c]oxazol-1-one
hydroxy L-proline
Conditions | Yield |
---|---|
With water In isopropyl alcohol Ambient temperature; | 41% |
N-acetyl-cis-4-hydroxy-L-proline
hydroxy L-proline
Conditions | Yield |
---|---|
With hydrogenchloride |
cis-1-ethoxycarbonyl-4-hydroxy-L-proline
hydroxy L-proline
Conditions | Yield |
---|---|
With hydrogenchloride |
cis-4-hydroxy-N-triphenylmethyl-L-proline
hydroxy L-proline
Conditions | Yield |
---|---|
With acetic acid for 0.25h; Ambient temperature; | 1.2 g |
cis-L-hydroxyproline methyl ester
hydroxy L-proline
Conditions | Yield |
---|---|
With sodium hydroxide for 2h; Yield given; |
hydroxy L-proline
Conditions | Yield |
---|---|
With sodium hydroxide In methanol for 2h; Ambient temperature; Yield given; |
hydroxy L-proline
Conditions | Yield |
---|---|
With ammonia at 90 - 100℃; im Rohr; |
N-tert-butoxycarbonyl-L-cis-4-hydroxyproline
hydroxy L-proline
Conditions | Yield |
---|---|
Stage #1: N-tert-butoxycarbonyl-L-cis-4-hydroxyproline With hydrogenchloride In 1,4-dioxane at 20℃; for 19h; Stage #2: With TEA In ethanol |
(2S,4R)-1-tert-butyl 2-ethyl 4-hydroxypyrrolidine-1,2-dicarboxylate
hydroxy L-proline
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: 1.0M LiOH aq. / ethanol / 2 h / 20 °C 2.1: 2M HCl / dioxane / 19 h / 20 °C 2.2: TEA / ethanol View Scheme |
ethyl (4S)-2-(N-tert-butyloxycarbonylamino)-4,5-dihydroxy-2-pentenoate
hydroxy L-proline
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1.1: 84 percent / DMAP; TEA / CH2Cl2 / 20 °C 2.1: 100 percent / imidazole / dimethylformamide / 20 °C 3.1: 98 percent / 1.5M HCl / ethanol / 2 h / 20 °C 4.1: 61 percent / Ph3P; DEAD / CH2Cl2; toluene / 48 h / 0 °C 5.1: 100 percent / H2 / 5 percent Pd/C / ethanol / 24 h / 20 °C 6.1: 91 percent / TBAF / tetrahydrofuran / 20 °C 7.1: 1.0M LiOH aq. / ethanol / 2 h / 20 °C 8.1: 2M HCl / dioxane / 19 h / 20 °C 8.2: TEA / ethanol View Scheme |
hydroxy L-proline
Conditions | Yield |
---|---|
Multi-step reaction with 9 steps 1.1: 85 percent / 0.5M HCl / ethanol / 20 °C 2.1: 84 percent / DMAP; TEA / CH2Cl2 / 20 °C 3.1: 100 percent / imidazole / dimethylformamide / 20 °C 4.1: 98 percent / 1.5M HCl / ethanol / 2 h / 20 °C 5.1: 61 percent / Ph3P; DEAD / CH2Cl2; toluene / 48 h / 0 °C 6.1: 100 percent / H2 / 5 percent Pd/C / ethanol / 24 h / 20 °C 7.1: 91 percent / TBAF / tetrahydrofuran / 20 °C 8.1: 1.0M LiOH aq. / ethanol / 2 h / 20 °C 9.1: 2M HCl / dioxane / 19 h / 20 °C 9.2: TEA / ethanol View Scheme |
ethyl (4S)-2-(N-tert-butyloxycarbonylamino)-5-tert-butyldimethylsiloxy-2-pentenoate
hydroxy L-proline
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: 100 percent / imidazole / dimethylformamide / 20 °C 2.1: 98 percent / 1.5M HCl / ethanol / 2 h / 20 °C 3.1: 61 percent / Ph3P; DEAD / CH2Cl2; toluene / 48 h / 0 °C 4.1: 100 percent / H2 / 5 percent Pd/C / ethanol / 24 h / 20 °C 5.1: 91 percent / TBAF / tetrahydrofuran / 20 °C 6.1: 1.0M LiOH aq. / ethanol / 2 h / 20 °C 7.1: 2M HCl / dioxane / 19 h / 20 °C 7.2: TEA / ethanol View Scheme |
hydroxy L-proline
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 1.) 1M aq. NaOH, 2.) NaH 2: 80 percent / I2 / tetrahydrofuran; H2O / 2 h / Ambient temperature 3: H2 / Pd(OH)2 / methanol / 5 h / Ambient temperature 4: 1M aq. NaOH / methanol / 2 h / Ambient temperature View Scheme |
hydroxy L-proline
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 80 percent / I2 / tetrahydrofuran; H2O / 2 h / Ambient temperature 2: H2 / Pd(OH)2 / methanol / 5 h / Ambient temperature 3: 1M aq. NaOH / methanol / 2 h / Ambient temperature View Scheme |
hydroxy L-proline
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: H2 / Pd(OH)2 / methanol / 5 h / Ambient temperature 2: 1M aq. NaOH / methanol / 2 h / Ambient temperature View Scheme |
(S)-2-((S)-1-Phenyl-ethylamino)-pent-4-enoic acid amide
hydroxy L-proline
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: iodine / tetrahydrofuran; H2O / 0.5 h / Ambient temperature 2: H2 / Pd(OH)2 / ethanol / 5 h / 1861.7 Torr / Ambient temperature 3: 1M NaOH / 2 h View Scheme |
(3S,5S)-5-Iodomethyl-3-((S)-1-phenyl-ethylamino)-dihydro-furan-2-one
hydroxy L-proline
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: H2 / Pd(OH)2 / ethanol / 5 h / 1861.7 Torr / Ambient temperature 2: 1M NaOH / 2 h View Scheme |
(3S,6R,1'S)-4-(1'-phenylethyl)-3-(2-propen-1-yl)-6-methyl-1,4-morpholin-2,5-dione
hydroxy L-proline
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: NH3 / ethanol / 0.5 h / 0 °C 2: iodine / tetrahydrofuran; H2O / 0.5 h / Ambient temperature 3: H2 / Pd(OH)2 / ethanol / 5 h / 1861.7 Torr / Ambient temperature 4: 1M NaOH / 2 h View Scheme |
methyl (2S,4R)-1-benzyloxycarbonyl-4-hydroxypyrrolidine-2-carboxylate
hydroxy L-proline
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 1.) DCC, CuCl / 1.) dioxane, 45-50 deg C, 48 h, 2.) toluene, reflux, 24 h 2: 92 percent / aq. NaOH / tetrahydrofuran / 0.5 h / 25 °C 3: 496 mg / H2 / Pd-C / H2O / 3 h / 25 °C / 2660 Torr View Scheme | |
Multi-step reaction with 3 steps 1: triethylamine / toluene / 4 h / 5 - 20 °C 2: sodium hydroxide; water / 3 h / 80 °C 3: hydrogenchloride / water / 1 h / 80 °C View Scheme |
(2S,4S)-N-benzyloxycarbonyl-4-formyloxyproline methyl ester
hydroxy L-proline
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 92 percent / aq. NaOH / tetrahydrofuran / 0.5 h / 25 °C 2: 496 mg / H2 / Pd-C / H2O / 3 h / 25 °C / 2660 Torr View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: 635 g / aq. NaHCO3 / tetrahydrofuran / 17 h / 25 °C 2: 90 percent / SOCl2 / 17 h / 25 °C 3: 1.) DCC, CuCl / 1.) dioxane, 45-50 deg C, 48 h, 2.) toluene, reflux, 24 h 4: 92 percent / aq. NaOH / tetrahydrofuran / 0.5 h / 25 °C 5: 496 mg / H2 / Pd-C / H2O / 3 h / 25 °C / 2660 Torr View Scheme | |
Multi-step reaction with 4 steps 1: 86 percent / aqueous NaHCO3 / 3 h / from 0 deg C to r.t. 2: 84 percent / K2CO3 / dimethylformamide / 2 h / 0 °C 3: 1.) EtO2CN=NCOOEt, Ph3P, 2.) aq. NaOH / 1.) HCO2H, THF, from 0 deg C to r.t., 18 h; 2.) 1,4-dioxane, 0 deg C, 0.25 h 4: 68 percent / H2 / Pd/C / ethanol / 2 h / 760 Torr / Ambient temperature View Scheme | |
Multi-step reaction with 4 steps 2: CrO3 3: NaBH4 4: HBr, AcOH View Scheme | |
Multi-step reaction with 5 steps 1: thionyl chloride / 6 h / 15 - 60 °C 2: sodium carbonate / water / 5 h / 10 - 20 °C 3: triethylamine / toluene / 4 h / 5 - 20 °C 4: sodium hydroxide; water / 3 h / 80 °C 5: hydrogenchloride / water / 1 h / 80 °C View Scheme |
(2S,4R)-1-(benzyloxycarbonyl)-4-hydroxypyrrolidine-2-carboxylic acid
hydroxy L-proline
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 90 percent / SOCl2 / 17 h / 25 °C 2: 1.) DCC, CuCl / 1.) dioxane, 45-50 deg C, 48 h, 2.) toluene, reflux, 24 h 3: 92 percent / aq. NaOH / tetrahydrofuran / 0.5 h / 25 °C 4: 496 mg / H2 / Pd-C / H2O / 3 h / 25 °C / 2660 Torr View Scheme | |
Multi-step reaction with 3 steps 1: 84 percent / K2CO3 / dimethylformamide / 2 h / 0 °C 2: 1.) EtO2CN=NCOOEt, Ph3P, 2.) aq. NaOH / 1.) HCO2H, THF, from 0 deg C to r.t., 18 h; 2.) 1,4-dioxane, 0 deg C, 0.25 h 3: 68 percent / H2 / Pd/C / ethanol / 2 h / 760 Torr / Ambient temperature View Scheme | |
Multi-step reaction with 3 steps 1: CrO3 2: NaBH4 3: HBr, AcOH View Scheme |
N-Benzoyl-2(S)-(2-propenyl)glycin-(1R,2S,5R)-menthylester
hydroxy L-proline
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 72 percent / I2, H2O / tetrahydrofuran / 3 h / 20 °C 2: 100 percent / 2 M aq. HCl / 3 h / 140 °C View Scheme |
N-benzyloxycarbonyl-(2S,4R)-4-hydroxyproline benzyl ester
hydroxy L-proline
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1.) EtO2CN=NCOOEt, Ph3P, 2.) aq. NaOH / 1.) HCO2H, THF, from 0 deg C to r.t., 18 h; 2.) 1,4-dioxane, 0 deg C, 0.25 h 2: 68 percent / H2 / Pd/C / ethanol / 2 h / 760 Torr / Ambient temperature View Scheme |
(S)-2,2-Bis(trifluormethyl)-4-(3-diazo-2-oxopropyl)-1,3-oxazolidin-5-on
hydroxy L-proline
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 73 percent / 2 / CH2Cl2 / 24 h / Ambient temperature 2: 68 percent / Na(BH3CN), glacial HOAc / propan-2-ol / 1 h / 0 °C 3: 41 percent / H2O / propan-2-ol / Ambient temperature View Scheme |
(fluorenylmethoxy)carbonyl chloride
hydroxy L-proline
(2S,4S)-1-(9H-fluorene-9-ylmethoxycarbonyl)-4-hydroxypyrrolidine-2-carboxylic acid
Conditions | Yield |
---|---|
With sodium carbonate In 1,4-dioxane; water at 0 - 20℃; Inert atmosphere; | 100% |
With sodium carbonate In 1,4-dioxane; water at 0 - 20℃; | 92% |
With sodium hydrogencarbonate In 1,4-dioxane; water at 0 - 20℃; for 9h; |
benzenesulfonyl chloride
hydroxy L-proline
1-(benzenesulphonyl)-4-hydroxypyrrolidine-2-carboxylic acid
Conditions | Yield |
---|---|
With sodium carbonate In water for 4h; | 99.99% |
Conditions | Yield |
---|---|
With sodium carbonate In water for 4h; | 99.97% |
p-toluenesulfonyl chloride
hydroxy L-proline
4-hydroxy-1-tosylpyrrolidine-2-carboxylic acid
Conditions | Yield |
---|---|
With sodium carbonate In water for 4h; | 99.86% |
Conditions | Yield |
---|---|
In methanol at 60℃; for 3h; | 90% |
benzyl chloroformate
hydroxy L-proline
(2S,4S)-1-benzyloxycarbonyl-4-hydroxyproline
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In tetrahydrofuran at 20℃; | 84% |
With sodium hydrogencarbonate for 3h; from 0 deg C to r.t.; | 81% |
With sodium hydroxide |
Conditions | Yield |
---|---|
With thionyl chloride at 0℃; for 16h; Reflux; | 83% |
With hydrogenchloride |
indan-1,2,3-trione hydrate
4,5-dimethyl-1,2-phenylenediamine
hydroxy L-proline
Conditions | Yield |
---|---|
Montmorillonite K10 In dimethyl sulfoxide microwave irradiation; | 80% |
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran; water for 4h; Reflux; | 79% |
Conditions | Yield |
---|---|
Montmorillonite K10 In dimethyl sulfoxide microwave irradiation; | 78% |
hydroxy L-proline
Conditions | Yield |
---|---|
Stage #1: 7-chloro-2-(2-methyl-[1,1'-biphenyl]-3-yl)-2H-indazole-5-carbaldehyde; hydroxy L-proline With acetic acid In methanol at 20℃; for 1h; Stage #2: With sodium cyanoborohydride In methanol at 20℃; | 46% |
Conditions | Yield |
---|---|
In 1,4-dioxane at 20℃; for 24h; | 39% |
hydroxy L-proline
Conditions | Yield |
---|---|
Stage #1: 4-([1,1′:2′,1″-terphenyl]-3′-ylmethoxy)-3-bromobenzaldehyde; hydroxy L-proline With acetic acid In N,N-dimethyl-formamide at 25℃; for 2h; Stage #2: With sodium cyanoborohydride In N,N-dimethyl-formamide for 20h; | 37% |
hydroxy L-proline
Conditions | Yield |
---|---|
With sodium cyanoborohydride; acetic acid In methanol at 60℃; for 12h; | 20% |
1-benzyl-1H-pyrrole-2,5-dione
β-naphthaldehyde
hydroxy L-proline
(-)-(3aR,4S,7R,8aR,8bS)-hexahydro-7-hydroxy-4-(naphthalen-2-yl)-2-(phenylmethyl)pyrrolo[3,4-a]pyrrolizine-1,3(2H,4H)-dione
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 85℃; for 20h; | 17% |
hydroxy L-proline
Conditions | Yield |
---|---|
With sodium cyanoborohydride; acetic acid In methanol at 60℃; for 12h; | 15% |
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