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
Cas:35320-23-1
Min.Order:1 Kilogram
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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
Cas:35320-23-1
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inquiryPurity: 99.0% up; Stable supply with over 100kg annually; Appearance:colorless transpartent liquid Storage:room temprature Package:25kg/drum Application:Organic Building Block Port:Beijing/Shanghai/Shenzhen/Hangzhou
Cas:35320-23-1
Min.Order:1 Kilogram
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Type:Trading Company
inquiryItems Standard Result Assay (Ursolic acid) 98%min 98.22% --------------------------------------------------------------------------------------
Cas:35320-23-1
Min.Order:1 Gram
FOB Price: $100.0 / 500.0
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inquiryD-Alaninol CAS 35320-23-1 Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed additives, Fine chemicals in distributing t
Cas:35320-23-1
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
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 ap
Cas:35320-23-1
Min.Order:1 Kilogram
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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:35320-23-1
Min.Order:5 Kiloliter
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inquiryOur advantages: 1, High quality with competitive price: 1) Standard:BP/USP/EP/Enterprise standard 2) All Purity≥99% 3) We are manufacturer and can provide high quality products with factory price. 2, Fast and safe delivery 1) Parcel can be sent
Cas:35320-23-1
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FOB Price: $9.0 / 99.0
Type:Trading Company
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:35320-23-1
Min.Order:10 Gram
FOB Price: $146.0 / 176.0
Type:Trading Company
inquiry1.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:35320-23-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry(R)-(-)-2-Amino-1-propanol Basic information Product Name: (R)-(-)-2-Amino-1-propanol Synonyms: D-Alaninol, 98%, ee: 98%;(R)-(-)-2-AMINOPROPANOL;(R)-(-)-2-AMINO-1-PROPANOL;(R)-2-AMINO-1-PROPANOL;H-D-ALA-OL;H-D-ALANINOL;H-DL-ALA-OL;D-ALAOH CAS:
Cas:35320-23-1
Min.Order:1 Kilogram
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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
Cas:35320-23-1
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FOB Price: $16.0 / 25.0
Type:Trading Company
inquiry(R)-(-)-2-Amino-1-propanol CAS:35320-23-1 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 organi
Cas:35320-23-1
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:35320-23-1
Min.Order:1 Kilogram
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Type:Lab/Research institutions
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
1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s
Cas:35320-23-1
Min.Order:1 Kilogram
FOB Price: $80.0 / 100.0
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
Hangzhou 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
Cas:35320-23-1
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
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
Cas:35320-23-1
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Type:Lab/Research institutions
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
Cas:35320-23-1
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
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
Cas:35320-23-1
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryProduct Name: (R)-(-)-2-Amino-1-propanol Synonyms: D-Alaninol, 98%, ee: 98%;(R)-(-)-2-AMINOPROPANOL;(R)-(-)-2-AMINO-1-PROPANOL;(R)-2-AMINO-1-PROPANOL;H-D-ALA-OL;H-D-ALANINOL;H-DL-ALA-OL;D-ALAOH CAS: 35320-23-1 MF: C3H9NO MW: 75.11 EINECS: 629-
Cas:35320-23-1
Min.Order:1 Kilogram
FOB Price: $500.0
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:35320-23-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an
Cas:35320-23-1
Min.Order:0
Negotiable
Type:Trading Company
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,
factory?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:35320-23-1
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
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
Cas:35320-23-1
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
Cas:35320-23-1
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryD-Alanine
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride In tetrahydrofuran at 0℃; for 18.5h; Reflux; | 82.5% |
Stage #1: D-Alanine With lithium aluminium tetrahydride In tetrahydrofuran at 0℃; for 6h; Inert atmosphere; Reflux; Stage #2: With sodium hydroxide In tetrahydrofuran; water for 0.25h; Inert atmosphere; | 73% |
With lithium aluminium tetrahydride In tetrahydrofuran for 10h; Heating; Yield given; |
D-alanine ethyl ester hydrochloride
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride | 74% |
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
With ammonium formate; palladium on activated charcoal In methanol for 2h; Heating; | 71% |
AlaOEt
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
With sodium; butan-1-ol | |
With lithium aluminium tetrahydride; diethyl ether |
(2R)-2-[(phenylmethyl)amino]-1-propanol
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
With oxalic acid; palladium Hydrogenolyse; | |
With oxalic acid; palladium Hydrogenolyse; |
D-alanine methyl ester hydrochloride
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
With sodium tetrahydroborate In ethanol; water for 5.5h; Heating; | |
Stage #1: D-alanine methyl ester hydrochloride With lithium aluminium tetrahydride In tetrahydrofuran at 5 - 15.8℃; for 1.83333h; Inert atmosphere; Stage #2: With water; sodium hydroxide In tetrahydrofuran at 22℃; for 1.25h; Inert atmosphere; |
2-Azido-1-propanol
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
With hydrogen; platinum(IV) oxide In ethanol under 2482.3 Torr; |
(R)-(+)-2--1-propanol
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
With sodium hydroxide at 80℃; for 2h; |
(R)-(+)-2-propyl acetate
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
With sodium hydroxide at 80℃; for 2h; |
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
With diethyl ether; nickel |
D-alanine ethyl ester
butan-1-ol
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
bei der Reduktion; |
D-alanine ethyl ester
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
With hydrogen; 10% Nishimura catalyst <(45.9% Rh/19.9% Pt) oxide> In methanol at 25℃; under 75007.5 Torr; for 16h; |
D-alanine methyl ester
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
With hydrogen; 10% Nishimura catalyst <(45.9% Rh/19.9% Pt) oxide> In methanol at 25℃; under 75007.5 Torr; for 16h; Product distribution; Further Variations:; Catalysts; | |
With lithium aluminium tetrahydride In tetrahydrofuran at 0 - 70℃; | 6 g |
tert-butyl D-alaninate
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
With hydrogen; 10% Nishimura catalyst <(45.9% Rh/19.9% Pt) oxide> In methanol at 25℃; under 75007.5 Torr; for 16h; |
(R)-2-Amino-propionic acid butyl ester
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
With hydrogen; 10% Nishimura catalyst <(45.9% Rh/19.9% Pt) oxide> In methanol at 25℃; under 75007.5 Torr; for 16h; |
Conditions | Yield |
---|---|
With phosphoric acid; hydrogen In water at 100℃; under 51714.8 Torr; for 6h; Product distribution; Further Variations:; Temperatures; Pressures; |
Conditions | Yield |
---|---|
Stage #1: With titanium(IV) isopropylate; n-Dodecylamine; (R,R)-TADDOL In diphenylether at 90℃; for 1h; Stage #2: propylene glycol In diphenylether at 90℃; for 0.166667h; Product distribution / selectivity; | A n/a B n/a |
Conditions | Yield |
---|---|
With chiral stationary phase including isopropyl-functionalized CF6 In methanol; acetic acid; triethylamine; acetonitrile at 20℃; Purification / work up; | |
With conjugated polyfluorene appended with protected L-glutamic acid In water for 48h; Resolution of racemate; enantioselective reaction; | A n/a B n/a |
2-Amino-1-propanol
L-threonine
A
(S)-Alaninol
B
(R)-2-aminopropan-1-ol
C
L-2-aminobutyric acid
D
hydroxy-2-propanone
Conditions | Yield |
---|---|
With (S)-selective ω-transaminase from Ochrobactrum anthropi; L-threonine deaminase from Escherichia coli; pyridoxal 5'-phosphate at 37℃; for 30h; pH=7.5; aq. phosphate buffer; Resolution of racemate; Enzymatic reaction; optical yield given as %ee; enantioselective reaction; |
(R)-2-aminopropan-1-ol
benzyl chloroformate
((R)-2-hydroxy-1-methyl-ethyl)-carbamic acid benzyl ester
Conditions | Yield |
---|---|
With potassium carbonate In tetrahydrofuran; water at 0 - 20℃; for 1h; Inert atmosphere; | 100% |
With tetrabutylammomium bromide at 20℃; for 0.333333h; | 90% |
With pyridine In tetrahydrofuran at 20℃; Cooling with ice; | 21.5% |
(R)-2-aminopropan-1-ol
4-methoxy-benzaldehyde
(R)-2-((4-methoxybenzyl)amino)propan-1-ol
Conditions | Yield |
---|---|
Stage #1: (R)-2-aminopropan-1-ol; 4-methoxy-benzaldehyde In methanol for 0.5h; Stage #2: With sodium tetrahydroborate In methanol at 0 - 20℃; for 1h; Stage #3: With water In methanol Product distribution / selectivity; | 100% |
Stage #1: (R)-2-aminopropan-1-ol; 4-methoxy-benzaldehyde With sodium hydrogencarbonate In methanol at 80℃; for 2h; Stage #2: With sodium tetrahydroborate In methanol at 25℃; for 1h; | 100% |
With sodium tetrahydroborate In methanol at 0 - 20℃; for 1h; | 100% |
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
With sodium cyanide In methanol at 60℃; for 48h; | 100% |
(R)-2-aminopropan-1-ol
triisopropylsilyl trifluoromethanesulfonate
C12H29NOSi
Conditions | Yield |
---|---|
With 2,6-dimethylpyridine In dichloromethane at 20℃; | 100% |
(R)-2-aminopropan-1-ol
1,8-bis(2'-methyl-4'-hydroxy-5'-formylphenyl)naphthalene
Conditions | Yield |
---|---|
In chloroform at 25℃; for 1h; Molecular sieve; | 100% |
In chloroform at 20℃; for 1h; Molecular sieve; |
Conditions | Yield |
---|---|
In benzene for 4h; Reflux; Dean-Stark; | 100% |
Conditions | Yield |
---|---|
In benzene for 4h; Reflux; Dean-Stark; | 100% |
(R)-2-aminopropan-1-ol
(S)-2-[4-(tert-butyldimethylsilyloxy)-1-butyl]oxirane
(S)-6-(tert-Butyl-dimethyl-silanyloxy)-1-((R)-2-hydroxy-1-methyl-ethylamino)-hexan-2-ol
Conditions | Yield |
---|---|
In propan-1-ol for 16h; Heating; | 99% |
(R)-2-aminopropan-1-ol
tert-butylchlorodiphenylsilane
Conditions | Yield |
---|---|
With dmap; triethylamine In dichloromethane at -10 - 25℃; Inert atmosphere; | 99% |
With 1H-imidazole In acetonitrile at 0℃; for 0.5h; Inert atmosphere; | 95% |
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; for 24h; | 690 mg |
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; for 24h; | 690 mg |
(R)-2-aminopropan-1-ol
copper(ll) bromide
Conditions | Yield |
---|---|
With triethylamine In methanol soln. of CuBr2 in MeOH added to soln. of (R)-2-amino-1-propanol and Et3Nin MeOH; ppt. filtered off, washed with MeOH and Et2O, dried in air; elem. anal.; | 99% |
(R)-2-aminopropan-1-ol
trimethylsilyl isocyanate
Conditions | Yield |
---|---|
Stage #1: (R)-2-aminopropan-1-ol; trimethylsilyl isocyanate In dichloromethane at 0 - 20℃; Inert atmosphere; Stage #2: With methanol In dichloromethane at 20℃; for 2h; | 99% |
(R)-2-aminopropan-1-ol
2-Nitrobenzenesulfonyl chloride
(R)-N-(1-hydroxypropan-2-yl)-2-nitrobenzene sulfonamide
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; for 16h; | 99% |
Stage #1: (R)-2-aminopropan-1-ol With triethylamine In dichloromethane at 20℃; for 0.5h; Stage #2: 2-Nitrobenzenesulfonyl chloride In dichloromethane at 20℃; | 73% |
Stage #1: (R)-2-aminopropan-1-ol With triethylamine In dichloromethane at 20℃; for 0.5h; Stage #2: 2-Nitrobenzenesulfonyl chloride In dichloromethane | 73% |
With triethylamine In dichloromethane at 0 - 20℃; for 18h; Inert atmosphere; |
2-fluoro-4-[4-(4-fluorophenyl)-1-(2-methoxyethyl)-2-(methylsulfanyl)-1H-imidazol-5-yl]pyridine
(R)-2-aminopropan-1-ol
(R)-2-{4-[4-(4-fluorophenyl)-3-(2-methoxyethyl)-2-methylsulfanyl-1H-imidazol-5-yl]pyridin-2-ylamino}-propan-1-ol
Conditions | Yield |
---|---|
In ethyl acetate | 98.6% |
(R)-2-aminopropan-1-ol
di(1H-imidazol-2-yl)methanethione
Conditions | Yield |
---|---|
Stage #1: (E)-N'-(4-amino-2-cyanophenyl)-N,N-dimethylformimidamide; di(1H-imidazol-2-yl)methanethione In tetrahydrofuran at -8 - -5℃; for 0.5h; Stage #2: (R)-2-aminopropan-1-ol In tetrahydrofuran at 20℃; | 98.6% |
Stage #1: (E)-N'-(4-amino-2-cyanophenyl)-N,N-dimethylformimidamide; di(1H-imidazol-2-yl)methanethione In tetrahydrofuran at -8 - -5℃; for 0.5h; Stage #2: (R)-2-aminopropan-1-ol In tetrahydrofuran at 20℃; | 98.6% |
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
With potassium carbonate In tetrahydrofuran; water at 20℃; for 48h; | 98% |
(R)-2-aminopropan-1-ol
5,8,11,14-eicosatetraenoic acid, methyl ester
Conditions | Yield |
---|---|
With Candida antartica In hexane; di-isopropyl ether at 45℃; for 24h; | 98% |
(R)-2-aminopropan-1-ol
4-bromobenzenecarbonitrile
Conditions | Yield |
---|---|
With sodium carbonate In methanol at 80℃; for 15h; Inert atmosphere; Schlenk technique; | 98% |
(R)-2-aminopropan-1-ol
4-methoxy-benzaldehyde
(R,E)-2-((4-methoxybenzylidene)amino)propan-1-ol
Conditions | Yield |
---|---|
In toluene Inert atmosphere; Reflux; | 97% |
With magnesium sulfate In diethyl ether for 7h; |
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
In tetrahydrofuran for 16h; | 97% |
(R)-2-aminopropan-1-ol
Conditions | Yield |
---|---|
In tetrahydrofuran for 16h; | 97% |
6-methoxy-9-oxo-9H-xanthene-2-carboxylic acid
(R)-2-aminopropan-1-ol
(R)-N-(1-hydroxypropan-2-yl)-6-methoxy-9-oxo-9H-xanthene-2-carboxamide
Conditions | Yield |
---|---|
With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; triethylamine In tetrahydrofuran at 20℃; for 0.5h; enantioselective reaction; | 97% |
With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate |
Conditions | Yield |
---|---|
Stage #1: (R)-2-aminopropan-1-ol; 3,4-dichlorobenzaldehyde With sodium hydrogencarbonate In methanol; water at 80℃; for 2h; Stage #2: With sodium tetrahydroborate In methanol; water at 25℃; for 1h; | 97% |
<(9-oxoxanthen-3-yl)oxy>acetic acid
(R)-2-aminopropan-1-ol
(R)-N-(1-hydroxypropan-2-yl)-2-((9-oxo-9H-xanthen-3-yl)oxy)acetamide
Conditions | Yield |
---|---|
With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; triethylamine In tetrahydrofuran at 20℃; for 0.5h; enantioselective reaction; | 97% |
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 4℃; for 12h; | 96% |
In tetrahydrofuran; N,N-dimethyl-formamide; benzene for 0.25h; Yield given; |
(R)-2-aminopropan-1-ol
4-bromobenzenesulfonyl chloride
4-bromo-N-[(1R)-2-hydroxy-1-methylethyl]benzenesulfonamide
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In dichloromethane at 0℃; for 1.33333h; | 96% |
(R)-2-aminopropan-1-ol
(4-fluoro-3-nitrophenyl)methanol
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 120℃; for 1h; Microwave irradiation; | 96% |
(R)-2-aminopropan-1-ol
4-bromo-2-fluoronitrobenzene
Conditions | Yield |
---|---|
With triethylamine In ethanol at 70℃; for 3h; | 96% |
(R)-2-aminopropan-1-ol
di-tert-butyl dicarbonate
(R)-2-tertbutoxycarbonylamino-1-propanol
Conditions | Yield |
---|---|
With sulfonic-acid-functionalized silica In dichloromethane at 20℃; for 0.166667h; | 95% |
With triethylamine In tetrahydrofuran at 0 - 20℃; for 18h; | 94% |
With triethylamine In tetrahydrofuran at 20℃; for 2h; Inert atmosphere; | 93% |
(R)-2-aminopropan-1-ol
1-methyl-4-chloro-2-butenal
Conditions | Yield |
---|---|
95% |
(R)-2-aminopropan-1-ol
benzaldehyde
(2R)-2-[(phenylmethyl)amino]-1-propanol
Conditions | Yield |
---|---|
Stage #1: (R)-2-aminopropan-1-ol; benzaldehyde In toluene Reflux; Stage #2: With hydrogenchloride; sodium tetrahydroborate In 1,4-dioxane; ethanol at 0 - 20℃; pH=2; Stage #3: With sodium hydroxide In water pH=> 13; | 95% |
Stage #1: (R)-2-aminopropan-1-ol; benzaldehyde With magnesium sulfate In dichloromethane at 25℃; for 19h; Stage #2: With sodium tetrahydroborate In methanol at 0 - 25℃; for 18h; Stage #3: With hydrogenchloride In methanol; water | 79% |
With sodium tris(acetoxy)borohydride In dichloromethane at 0 - 20℃; for 18h; | 34% |
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