Dayangchem's 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. DayangChem can provide different quantities
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inquiryWelcome 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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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
hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm
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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
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inquiryOur advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva
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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
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inquiryOur 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 present
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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
Our Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter
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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
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inquiryA 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
advantage: 1. The best price, satisfactory quality; 2. customers have the right to choose the delivery of parcels (EMS, DHL, FedEx, UPS); 3. customers have the right to choose from the recent effective packaging methods of their products packaging
Massive 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 als
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inquiry1. A strong scientific research team . 2. Stable quality (with a complete scientific research center and testing center to ensure the quality stability of each batch of products). 3. Rich export experience (with practical experience in exporting to m
Cas:79069-13-9
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inquiryN-Boc-L-alaninol Basic information Product Name: N-Boc-L-alaninol Synonyms: N-BOC-S-ALANINOL;N-ALPHA-T-BOC-L-ALANINOL;N-ALPHA-TERT-BUTYLOXYCARBONYL-L-ALANINOL;N-T-BUTOXYCARBONYL-L-ALANINOL;N-T-BOC-L-ALANINOL;N-TERT-BUTOX
Cas:79069-13-9
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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:79069-13-9
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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,
High quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Cle
Cas:79069-13-9
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inquiryN-Boc-L-alaninol Basic information Product Name: N-Boc-L-alaninol Synonyms: N-boc-l-alanine alcohol;N-BOC-S-ALANINOL;N-ALPHA-T-BOC-L-ALANINOL;N-ALPHA-TERT-BUTYLOXYCARBONYL-L-ALANINOL;N-T-BUTOXYCARBONYL-L-ALANINOL;N-T-BOC-L-ALANINOL;N-TERT-BUTO
Product name: BOC-L-Alaninol CAS No.: 79069-13-9 Molecule Formula:C8H17NO3 Molecule Weight:175.23 Purity: 99.0% Package: 25kg/drum Description:White to off-white crystalline powder Manufacture Standards:Enterprise Standard
Cas:79069-13-9
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryShandong 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
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new api, in
Cas:79069-13-9
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Type:Lab/Research institutions
inquiryHigh quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use
We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
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inquiryHigh purity, high success rate, short cycle and moderate priceAppearance:White powder solid Storage:Negative 20 degrees Celsius Package:5mg, 10mg 100mg, 1gram Application:Applied to various scientific research
Lower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
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
(S)-Alaninol
di-tert-butyl dicarbonate
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
With sodium hydroxide In 1,4-dioxane at 20℃; for 3h; | 100% |
With triethylamine In methanol at 20℃; for 12h; | 100% |
With triethylamine In tetrahydrofuran at 0 - 20℃; for 12h; | 100% |
(S)-N-(tert-butoxycarbonyl)alanine methyl ester
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
With sodium tetrahydroborate In tetrahydrofuran; methanol at 65℃; for 1h; | 100% |
With lithium aluminium tetrahydride In tetrahydrofuran at 0 - 20℃; | 97% |
With RuH(η1-BH4)(dppp)((R,R)-dpen); hydrogen In tetrahydrofuran at 80℃; under 37503.8 Torr; for 16h; Autoclave; | 96% |
(S)-2-aminobutan-1-ol
di-tert-butyl dicarbonate
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 0 - 20℃; for 6h; Inert atmosphere; | 97% |
L-N-Boc-Ala
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
With borane-THF In tetrahydrofuran at 0℃; other substrates, also with LiAlH4 and DIBAL; | 95% |
With borane-THF In tetrahydrofuran at 0℃; | 95% |
Stage #1: L-N-Boc-Ala With 4-methyl-morpholine; 1,3,5-trichloro-2,4,6-triazine In 1,2-dimethoxyethane at 20℃; for 3h; Esterification; Stage #2: With sodium tetrahydroborate In water at 0℃; Reduction; | 90% |
N-(tert-butoxycarbonyl)-L-alanine pentachlorophenyl ester
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
With sodium tetrahydroborate; iodine In tetrahydrofuran at 20℃; Reduction; | 89% |
(S)-tert-butyl 1-(tert-butyldimethylsilyloxy)propan-2-ylcarbamate
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
With sodium hydrogen sulfate; silica gel In dichloromethane at 20℃; for 0.5h; | 89% |
D-Alanine
di-tert-butyl dicarbonate
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
Stage #1: D-Alanine With lithium aluminium tetrahydride In tetrahydrofuran for 12h; Reflux; Stage #2: di-tert-butyl dicarbonate In tetrahydrofuran; dichloromethane; water at 60℃; for 6h; | 63% |
(-)-tert-butyl [(1S)-1-methylprop-2-en-1-yl]carbamate
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
Yield given. Multistep reaction; | |
Multi-step reaction with 2 steps 1.1: potassium osmate(VI) dihydrate; 4-methylmorpholine N-oxide / water; acetone / 16 h / 20 °C 1.2: 20 °C 2.1: sodium tetrahydroborate / diethyl ether; methanol / 20 °C View Scheme |
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
With sodium tetrahydroborate In methanol Yield given; |
Boc-Ala-O-N-hydroxysuccinimide
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
With sodium tetrahydroborate In tetrahydrofuran at 20℃; for 2.5h; | |
With sodium tetrahydroborate In water at 0℃; | 0.28 g |
C12H21NO6
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
With sodium tetrahydroborate In water at 0℃; |
L-N-Boc-Ala
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: NEt3 / tetrahydrofuran / -10 °C 2: NaBH4 / H2O / 0 °C View Scheme | |
Multi-step reaction with 2 steps 1: 77 percent / EDC / CH2Cl2 / 16 h / -8 - 4 °C 2: NaBH4 / tetrahydrofuran / 2.5 h / 20 °C View Scheme |
di-tert-butyl dicarbonate
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: aq. NaOH / dioxane / 20 °C 2: NEt3 / tetrahydrofuran / -10 °C 3: NaBH4 / H2O / 0 °C View Scheme | |
Multi-step reaction with 2 steps 1: 97 percent / NaHCO3; NaCl / CHCl3; H2O / 3 h / Heating 2: 91 percent / NaBH4; LiCl / tetrahydrofuran; ethanol / 16 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: triethylamine / tetrahydrofuran / 20 - 50 °C 2.1: lithium aluminum hydride / tetrahydrofuran / 0.33 h 2.2: aq. potassium hydroxide / tetrahydrofuran / 1 h / 20 °C View Scheme |
Boc-Ala-H
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1.) zinc, AlMe3 / 1.) THF, hexane, 25 deg C, 15 min, 2.) -30 to -20 deg C, 5 h View Scheme | |
With lithium borohydride | |
With sodium tetrahydroborate | |
With sodium tetrahydroborate In methanol; diethyl ether at 20℃; | 51.8 mg |
(S)-Alaninol
tert-butyldicarbonate
1,1-dimethylethylenediamine
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
In water; tert-butyl alcohol |
Boc-Ala-O-COO-isoBu
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
With sodium tetrahydroborate In water Inert atmosphere; | |
With sodium tetrahydroborate In tetrahydrofuran; water at 0 - 20℃; |
iminodicarboxylic acid di-tert-butyl ester
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: (3,5-Dioxa-4-phospha-cyclohepta[2,1-a;3,4-a']dinaphthalen-4-yl)-bis-((R)-1-phenyl-ethyl)-amine / tetrahydrofuran / 0.08 h / Inert atmosphere; Schlenk technique 1.2: 1 h / 50 °C / Inert atmosphere; Schlenk technique 2.1: trifluoroacetic acid / dichloromethane / 1.5 h / 20 °C 3.1: potassium osmate(VI) dihydrate; 4-methylmorpholine N-oxide / water; acetone / 16 h / 20 °C 3.2: 20 °C 4.1: sodium tetrahydroborate / diethyl ether; methanol / 20 °C View Scheme |
(-)-di-tert-butyl [(1S)-1-methylprop-2-en-1-yl]imidodicarbonate
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: trifluoroacetic acid / dichloromethane / 1.5 h / 20 °C 2.1: potassium osmate(VI) dihydrate; 4-methylmorpholine N-oxide / water; acetone / 16 h / 20 °C 2.2: 20 °C 3.1: sodium tetrahydroborate / diethyl ether; methanol / 20 °C View Scheme |
(S)-2-t-butoxycarbonylaminopropan-1-ol
Boc-Ala-H
Conditions | Yield |
---|---|
With water; Dess-Martin periodane In dichloromethane at 20℃; for 1h; | 100% |
Stage #1: (S)-2-t-butoxycarbonylaminopropan-1-ol With oxalyl dichloride; dimethyl sulfoxide In dichloromethane at -78℃; for 0.25h; Stage #2: With triethylamine In dichloromethane at -78 - 0℃; for 0.583333h; | 99% |
With Dess-Martin periodane; tert-butyl alcohol In dichloromethane Ambient temperature; | 97% |
(S)-2-t-butoxycarbonylaminopropan-1-ol
methanesulfonyl chloride
(2S)-2-[(tert-butoxycarbonyl)amino]propyl methanesulfonate
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0℃; for 4h; Inert atmosphere; | 100% |
With triethylamine In tetrahydrofuran; (2S)-N-methyl-1-phenylpropan-2-amine hydrate | 98.1% |
With triethylamine In dichloromethane at 0 - 20℃; for 3h; | 98% |
(S)-2-t-butoxycarbonylaminopropan-1-ol
tert-butyl (4S)-4-methyl-2-oxido-1,2,3-oxathiazolidin-2-ium-3-carboxylate
Conditions | Yield |
---|---|
With 1H-imidazole; thionyl chloride; triethylamine In dichloromethane at -50 - 0℃; for 4.5h; | 100% |
Stage #1: (S)-2-t-butoxycarbonylaminopropan-1-ol With 1H-imidazole; thionyl chloride; triethylamine Stage #2: In dichloromethane at 20℃; | 100% |
With 1H-imidazole; thionyl chloride; triethylamine In dichloromethane at -60 - -55℃; for 3.5h; | 100% |
(S)-2-t-butoxycarbonylaminopropan-1-ol
N-(Benzyloxycarbonyl)glycine
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride | 100% |
With dmap In N,N-dimethyl-formamide at 20℃; | 10.45 g |
(S)-2-t-butoxycarbonylaminopropan-1-ol
tert-butyldimethylsilyl chloride
(S)-tert-butyl 1-(tert-butyldimethylsilyloxy)propan-2-ylcarbamate
Conditions | Yield |
---|---|
With 1H-imidazole In dichloromethane at 20℃; | 99% |
With N-ethyl-N,N-diisopropylamine In dichloromethane for 1h; |
(S)-2-t-butoxycarbonylaminopropan-1-ol
methanesulfonyl chloride
methanesulfonic acid 2-tert-butoxycarbonylamino-propyl ester
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0℃; for 0.5h; | 98% |
(S)-2-t-butoxycarbonylaminopropan-1-ol
5-bromo-1-(2,6-difluoro-benzyl)-6-methyl-1H-pyrimidine-2,4-dione
5-bromo-1-(2,6-difluorobenzyl)-3-[2-(S)-N-Boc-aminopropyl]-6-methyluracil
Conditions | Yield |
---|---|
With di-tert-butyl-diazodicarboxylate; triphenylphosphine In tetrahydrofuran at 20℃; for 16h; Mitsunobu reaction; | 96.1% |
With di-tert-butyl-diazodicarboxylate; triphenylphosphine In tetrahydrofuran Mitsunobu reaction; | |
With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran at 20℃; Mitsunobu reaction; | |
With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran Mitsunobu reaction; |
(S)-2-t-butoxycarbonylaminopropan-1-ol
isobutyryl chloride
Conditions | Yield |
---|---|
Stage #1: (S)-2-t-butoxycarbonylaminopropan-1-ol; isobutyryl chloride With dmap; triethylamine In dichloromethane at 0 - 20℃; Stage #2: With hydrogenchloride In 1,4-dioxane at 20℃; for 2h; | 96% |
phthalimide
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran at 20℃; for 16h; | 92% |
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 20℃; Mitsunobu reaction; Inert atmosphere; | 69% |
With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran at 25℃; for 3h; |
Chloro-oxo-acetic acid
(S)-2-t-butoxycarbonylaminopropan-1-ol
Boc-Ala-H
Conditions | Yield |
---|---|
With potassium hydrogensulfate; sodium hydrogencarbonate; triethylamine In hexane; dichloromethane; water | 92% |
(S)-2-t-butoxycarbonylaminopropan-1-ol
acetyl chloride
Conditions | Yield |
---|---|
With sodium carbonate In dichloromethane at 20℃; for 4h; | 92% |
(S)-2-t-butoxycarbonylaminopropan-1-ol
3-phenyl-1-(1H-pyrrol-1-yl)-1-propanone
Conditions | Yield |
---|---|
With [2,2]bipyridinyl; bis(1,5-cyclooctadiene)nickel (0) In toluene at 20℃; for 18h; Sealed tube; chemoselective reaction; | 92% |
(S)-2-t-butoxycarbonylaminopropan-1-ol
tert-butyl N-[(1S)-2-iodo-1-methylethyl]carbamate
Conditions | Yield |
---|---|
With 1H-imidazole; polystyryl diphenyl phosphine-iodine In dichloromethane for 1h; Heating; | 90% |
With 1H-imidazole; diphenylphosphinopolystyrene; iodine In dichloromethane for 1h; Heating; | 90% |
With 1H-imidazole; iodine; triphenylphosphine In tetrahydrofuran at 20℃; for 10h; Inert atmosphere; Cooling; | 89% |
(S)-2-t-butoxycarbonylaminopropan-1-ol
7-hydroxy-2-oxo-2H-chromene-3-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 20℃; Mitsunobu Displacement; | 90% |
(S)-2-t-butoxycarbonylaminopropan-1-ol
(S)-2-(methylamino)propan-1-ol hydrochloride
Conditions | Yield |
---|---|
Stage #1: (S)-2-t-butoxycarbonylaminopropan-1-ol With dibutylmagnesium; 4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane In n-heptane at 90℃; for 24h; Inert atmosphere; Stage #2: With hydrogenchloride In water; ethyl acetate for 0.25h; | 90% |
(S)-2-t-butoxycarbonylaminopropan-1-ol
1-azido-(S)-2-(N-tert-butoxycarbonyl)aminopropane
Conditions | Yield |
---|---|
With sodium azide; diphenyl phosphoryl azide; 1,8-diazabicyclo[5.4.0]undec-7-ene In N,N-dimethyl-formamide at 70℃; | 89% |
Multi-step reaction with 2 steps 1: TEA / tetrahydrofuran / 0 °C 2: NaN3 / dimethylformamide / 55 - 60 °C View Scheme | |
Multi-step reaction with 2 steps 1: 82 percent / triethylamine / CH2Cl2 / 1.) 0 deg C, 30 min, 2.) RT, 30 min 2: 89 percent / sodium azide / hexamethylphosphoric acid triamide / 6 h / 55 °C View Scheme |
(S)-2-t-butoxycarbonylaminopropan-1-ol
4-chlorobenzoyl chloride
4-Bromo-benzoic acid (S)-2-tert-butoxycarbonylamino-propyl ester
Conditions | Yield |
---|---|
With pyridine at 20℃; for 0.5h; | 88% |
With pyridine at 23℃; |
(5Z)-5-({1-[4-chloro-2-(trifluoromethyl)benzyl]-1H-indazol-5-yl}methylidene)-2,4-dioxo-1,3-thiazolidine
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 20℃; Mitsunobu Displacement; | 88% |
(S)-2-t-butoxycarbonylaminopropan-1-ol
p-toluenesulfonyl chloride
(S)-O-(p-tolylsulfonyl)-N-(tert-butyloxycarbonyl)-1-hydroxy-2-aminopropane
Conditions | Yield |
---|---|
With pyridine at 4℃; | 87% |
In pyridine; dichloromethane | 87% |
In pyridine; dichloromethane | 87% |
NH-pyrazole
(S)-2-t-butoxycarbonylaminopropan-1-ol
Conditions | Yield |
---|---|
Stage #1: NH-pyrazole; (S)-2-t-butoxycarbonylaminopropan-1-ol With triphenylphosphine In ethyl acetate at 10℃; for 4h; Inert atmosphere; Stage #2: With di-isopropyl azodicarboxylate In ethyl acetate at 10 - 20℃; Inert atmosphere; | 86.8% |
(S)-2-t-butoxycarbonylaminopropan-1-ol
N-2-nitrobenzenesulfonamideglycine methyl ester
[(2-tert-butoxycarbonylamino-propyl)-(2-nitro-benzenesulfonyl)-amino]-acetic acid methyl ester
Conditions | Yield |
---|---|
With dialkyl azodicarboxylate; triphenylphosphine In tetrahydrofuran Mitsunobu reaction; | 86% |
6-bromo-pyridin-3-ol
(S)-2-t-butoxycarbonylaminopropan-1-ol
tert-butyl {(1S)-2-[(6-bromopyridin-3-yl)oxy]-1-methylethyl}carbamate
Conditions | Yield |
---|---|
With azodicarboxylic acid bis(2-methoxyethyl) ester; triphenylphosphine In 1,4-dioxane at 60℃; for 1h; | 86% |
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran; toluene at 20℃; for 3h; |
(S)-2-t-butoxycarbonylaminopropan-1-ol
thioacetic acid
(S)-2-<(tert-Butoxycarbonyl)amino>propyl thioacetate
Conditions | Yield |
---|---|
With triphenylphosphine; diethylazodicarboxylate | 85% |
Stage #1: (S)-2-t-butoxycarbonylaminopropan-1-ol With methanesulfonyl chloride; triethylamine In dichloromethane at 0 - 20℃; for 1h; Stage #2: tiolacetic acid With caesium carbonate In N,N-dimethyl-formamide at 20℃; for 16h; | 7.5 g |
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