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
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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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inquiryUnique advantages Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White to off-white powder Storage:cool dry place Package:25kg/drum Application:biochemical Transportation:by cour
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inquiryThe company has a professional R & D team, mature technology, very competitive prices and stable high quality products for customers to order high quality and low price product efforts! Appearance:White or off-white Solid Storage:Sealed, dry, m
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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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inquiry1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
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inquiryHigh quality. Factory supply. In stock. Best price.1.Quick response within 24 hours;2.Best quality in your requirement;?3.We pay more attention on delivery time, and usually ship on time;4.Under the premise of safety and effectiveness, we can produce
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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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inquiryProduct name L-Phenylalanine methyl ester hydrochloride Alias methyl L-phenylalaninate hydrochloride; H-Phe-OMe.HCl; H-Phe-OMe*HCl; (2S)-1-methoxy-1-oxo-3-phenylpropan-2-aminium; H-Phe-OMe·HC
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inquiryJinlan Pharm-Drugs Technology Co.,Limited (with its export company Hangzhou Royall Import & Export Co.,Ltd.)is located in Hangzhou, Zhejiang Province. Neighboring Ningbo port, Shanghai port, Hangzhou Xiaoshan Int’l Airport and Shangha
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inquiry1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:White Crystalline Powder Storage:Store in sealed conta
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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 prese
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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
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
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Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
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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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inquiryCompetitive Price High Quality Fast Delivery custom-made Welcome to Henan Tianfu Chemical Co., Ltd. website. Our company engages in Sodium Tripolyphosphate (STPP) and Sodium Hexametabphosphate (SHMP) production; development of noble me
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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,
Methyl L-phenylalaninate hydrochloride Basic information Product Name: Methyl L-phenylalaninate hydrochloride Synonyms: L-Phenylalanine methyl ester hydrochloride,98%;H-Phe-OMe·HCl Methyl L-phenylalaninate;L-Phe-OMe.HCL;Methyl L-phenyla
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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
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inquiryProduct name: L-Phenylalanine Methyl Ester HCL CAS No,: 7524-50-7 Molecule Formula:C10H14NO2 Molecule Weight:180.22 Purity: 99.0% Package: 25kg/drum Description:White crystalline powder Manufacture Standards:Enterprise Standard
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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
1.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
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
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
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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
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inquirySAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in custom synthe
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inquirymethanol
L-phenylalanine
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
With thionyl chloride 1.) from 0 deg C to RT, 100 min, 2.) reflux, 2 h; | 100% |
With thionyl chloride for 2h; Heating; | 100% |
With thionyl chloride at 20℃; | 100% |
Conditions | Yield |
---|---|
With thionyl chloride In methanol | 100% |
With thionyl chloride In methanol at 0 - 20℃; | 100% |
With thionyl chloride In methanol | 98% |
(S)-2-tert-butoxycarbonylamino-3-phenyl-propionic acid methyl ester
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride In ethyl acetate at 0℃; for 2h; | 100% |
With hydrogenchloride In 1,4-dioxane for 2h; | |
With hydrogenchloride In 1,4-dioxane at 21 - 23℃; for 1h; | |
With hydrogenchloride In 1,4-dioxane at 21 - 23℃; for 1h; |
L-phenylalanine
2,2-dimethoxy-propane
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride at 20℃; for 18h; | 99% |
With hydrogenchloride Ambient temperature; | |
With hydrogenchloride at 20℃; |
N-formyl-L-phenylalanine-methylester
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride In methanol for 1h; Heating; | 99% |
chloro-trimethyl-silane
L-phenylalanine
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
In methanol at 20℃; for 24h; | 99% |
methanol
(S)-3-amino-4-phenyl-2-butanone
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
With thionyl chloride at 0 - 80℃; for 4.5h; | 98% |
(S)-methyl 2-(2,4-dinitrophenylsulfonamido)-3-phenylpropanoate
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
Stage #1: (S)-methyl 2-(2,4-dinitrophenylsulfonamido)-3-phenylpropanoate With thiophenol In N,N-dimethyl-formamide at 20℃; for 0.25h; Stage #2: With hydrogenchloride | 96% |
2-methyl-propan-1-ol
(S)-N-acetylphenylalanine
A
2-methylpropyl acetate
B
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
Stage #1: (S)-N-acetylphenylalanine With triphenyl phosphite; chlorine; triethylamine In tetrahydrofuran at -30℃; Stage #2: 2-methyl-propan-1-ol In tetrahydrofuran at -30 - 20℃; Stage #3: With water | A n/a B 95% |
methanol
L-phenylalanine hydrochloride
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
With thionyl chloride at -10 - 20℃; for 16h; | 95% |
With thionyl chloride at 0℃; | 93% |
With acetyl chloride at 20℃; for 0.5h; |
methanol
N-tert-butoxycarbonyl-L-phenylalanine
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
With chloro-trimethyl-silane at 20℃; for 19h; Esterification; de-tert-butoxycarbonylation; | 94% |
With thionyl chloride at 50℃; for 5h; Inert atmosphere; |
methyl N-{[2-(trimethylsilyl)ethyl]sulfonyl}-L-phenylalaninate
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
With cesium fluoride In N,N-dimethyl-formamide at 95℃; for 10h; | 87% |
(S)-methyl 2-(2-nitrophenylsulfonamido)-3-phenylpropanoate
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
Stage #1: (S)-methyl 2-(2-nitrophenylsulfonamido)-3-phenylpropanoate With 1,8-diazabicyclo[5.4.0]undec-7-ene; 2-hydroxyethanethiol In N,N-dimethyl-formamide at 20℃; for 0.5h; Stage #2: With hydrogenchloride | 81% |
(S)-2-benzylamino-3-phenyl-propionic acid methyl ester
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
Stage #1: (S)-2-benzylamino-3-phenyl-propionic acid methyl ester With tert.-butylhydroperoxide; dirhodium(II) tetrakis(caprolactam) In acetonitrile at 20℃; for 16h; Stage #2: With hydrogenchloride In diethyl ether at 20℃; for 6h; | 78% |
methyl (S)-3-phenyl-2-(1H-pyrrol-1-yl)propanoate
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
Stage #1: methyl (S)-3-phenyl-2-(1H-pyrrol-1-yl)propanoate With ozone In methanol at -78℃; for 2.5h; Inert atmosphere; Stage #2: With thiourea In methanol at -78 - 0℃; for 1.5h; Inert atmosphere; Stage #3: With hydrogenchloride In 1,4-dioxane; methanol at 0 - 20℃; for 6h; Inert atmosphere; | 71% |
N-formyl-L-phenylalanine
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride |
methanol
DL-β-chloro-β-phenylalanine hydrochloride
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
Yield given. Multistep reaction; |
NPS-Phe-OMe
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride In diethyl ether |
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride In diethyl ether at 20℃; Hydrolysis; |
L-phenylalanine
methyl iodide
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
Stage #1: L-phenylalanine With thionyl chloride Stage #2: methyl iodide |
methanol
Phe-Chlor
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: LDA / tetrahydrofuran / -78 °C 1.2: 85 percent / tetrahydrofuran / -78 °C 2.1: aq. HCl / diethyl ether / 20 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 94 percent / dicyclohexylcarbodi-imide, 4-dimethylaminopyridine / 1) 0 deg C, 5 min, 2) 25 deg C, 3 h 2: HCl / diethyl ether View Scheme |
(R,S)-2-amino-3-phenylpropionamide
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: enzymatic hydrolysis with pronase immobilized on ketonic polymer; effects of pH, substrat concentration, catalyst mass 2: 99 percent / SOCl2 / 3 h / Heating View Scheme |
methyl (2S)-2-amino-3-phenylpropanoate
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride In water |
C10H13NO2*C30H46N2O4*ClH
A
(6S,17S)-1,4-di[N-(S)-α-phenylethyl]-1,4-diaza-6,17-dimethyl-7,10,13,19-tetraoxacyclooctadecane
B
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
In chloroform-d1; d(4)-methanol Equilibrium constant; Inert atmosphere; |
C10H13NO2*C34H46N2O4*ClH
A
(6S,17S)-1,4-di[N-(S)-α-phenylethyl]-1,4-diaza-6,17-dimethyl-11,12-benzo-7,10,13,19-tetraoxacyclooctadec-11-ene
B
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
In chloroform-d1; d(4)-methanol Equilibrium constant; Inert atmosphere; |
C10H13NO2*C42H54N2O6*ClH
A
(6S,17S)-1,4-di[N-(S)-α-phenylethyl]-1,4-diaza-6,17-diphenoxymethyl-7,10,13,19-tetraoxacyclooctadecane
B
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
In chloroform-d1; d(4)-methanol Equilibrium constant; Inert atmosphere; |
Z-Leu-OH
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
N-(benzyloxycarbonyl)-L-leucyl-L-phenylalanine methyl ester
Conditions | Yield |
---|---|
In ethyl acetate at 40℃; thermolysin, 0.05 M 2-(N-morpholino)ethanesulfonic acid - NaOH buffer pH 6.0 - 7.0, CaCl2; | 100% |
With 4-methyl-morpholine; benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran at 0 - 20℃; for 21h; | 97% |
With N-ethylmorpholine;; isobutyl chloroformate In ethyl acetate 1.) 1 h, -30 deg C, 2.) 1 h, room temperature; | 65% |
t-Boc-L-valine
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
N-tert-butoxycarbonyl-L-valyl-L-phenylalanine methyl ester
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane at 20℃; for 24h; | 100% |
Stage #1: t-Boc-L-valine With 2,6-dimethylpyridine; 6-chloro-3-((dimethylamino)(dimethyliminio)methyl)-1H-benzo[d][1,2,3]triazol-3-ium-1-olatehexafluorophosphate(V); 6-chloro-1-hydroxybenzotriazole In dichloromethane; N,N-dimethyl-formamide at 0℃; for 0.166667h; Stage #2: methyl (2S)-2-amino-3-phenylpropanoate hydrochloride With 2,6-dimethylpyridine In dichloromethane; N,N-dimethyl-formamide | 97% |
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In tetrahydrofuran; acetonitrile at 20℃; for 3h; | 89% |
N-(tert-butyloxycarbonyl)-L-isoleucine
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
(S)-methyl 2-((2S,3S)-2-((tert-butoxycarbonyl)amino)-3-methylpentanamido)-3-phenylpropanoate
Conditions | Yield |
---|---|
Stage #1: N-(tert-butyloxycarbonyl)-L-isoleucine With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate at 20℃; for 0.166667h; Stage #2: methyl (2S)-2-amino-3-phenylpropanoate hydrochloride at 20℃; for 1h; | 100% |
With 4-methyl-morpholine; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In acetonitrile at 0 - 20℃; for 2h; | 98% |
Stage #1: methyl (2S)-2-amino-3-phenylpropanoate hydrochloride With N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; Inert atmosphere; Stage #2: N-(tert-butyloxycarbonyl)-L-isoleucine With benzotriazol-1-ol In dichloromethane at 0℃; for 0.25h; Inert atmosphere; Stage #3: With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 0 - 20℃; for 12h; Inert atmosphere; | 88% |
di-tert-butyl dicarbonate
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
(S)-2-tert-butoxycarbonylamino-3-phenyl-propionic acid methyl ester
Conditions | Yield |
---|---|
With triethylamine In dichloromethane for 24h; Ambient temperature; | 100% |
With triethylamine In tetrahydrofuran at 0 - 20℃; Inert atmosphere; | 100% |
In tetrahydrofuran; methanol at 20℃; for 4h; Inert atmosphere; | 99% |
N-Cbz-L-Asp
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
N-benzyloxycarbonyl-L-aspartyl-L-phenylalanine methyl ester-L-phenylalanine methyl ester complex
Conditions | Yield |
---|---|
With sodium hydroxide In water at 40℃; for 20h; immobilized thermolysin, pH 6.5; | 100% |
BOC-ALA-HOBt
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
N-tert-butyloxycarbonylalanylphenylalanine methyl ester
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide for 0.5h; | 100% |
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
(R)-2-azido-3-phenylpropanoic acid
Conditions | Yield |
---|---|
With 4-methyl-morpholine; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride | 100% |
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
(2S)-2-azido-3-phenylpropanoic acid
Conditions | Yield |
---|---|
With 4-methyl-morpholine; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide 1.) 0 deg C, 2 h; 2.) room temp., 24 h; | 100% |
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
N-(tert-butoxycarbonyl)-2-methyl-L-proline
N-(tertbutyloxycarbonyl)-α-methyl-L-prolyl-L-phenylalanine methyl ester
Conditions | Yield |
---|---|
With benzotriazol-1-ol; triethylamine; dicyclohexyl-carbodiimide In dichloromethane Ambient temperature; | 100% |
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
benzaldehyde
(S)-2-(benzylidene-amino)-3-phenyl-propionic acid methyl ester
Conditions | Yield |
---|---|
With magnesium sulfate; triethylamine In dichloromethane | 100% |
Stage #1: methyl (2S)-2-amino-3-phenylpropanoate hydrochloride With magnesium sulfate; triethylamine In dichloromethane at 20℃; for 0.25h; Inert atmosphere; Stage #2: benzaldehyde In dichloromethane at 20℃; Inert atmosphere; | 97% |
With triethylamine In chloroform at 0 - 20℃; for 24h; Inert atmosphere; Sealed tube; | 96% |
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
4-methoxy-benzaldehyde
methyl (E,S)-2-(4-methoxybenzylideneamino)-3-phenylpropionate
Conditions | Yield |
---|---|
With sodium carbonate In methanol for 12h; Ambient temperature; | 100% |
With 4 A molecular sieve; titanium tetrachloride; sodium sulfate; triethylamine In dichloromethane at 20℃; for 8h; | 94% |
With sodium hydrogencarbonate In methanol Reflux; | 87% |
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
N-Benzyloxycarbonyl-L-proline
N-carbobenzoxy-L-prolyl-L-phenylalanine methyl ester
Conditions | Yield |
---|---|
With N-Ethylmaleimide; benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran at 25℃; for 18h; pH 7.0-7.5; | 100% |
With benzotriazol-1-ol; triethylamine; dicyclohexyl-carbodiimide In dichloromethane at 0 - 20℃; for 19h; | 92% |
With triethylamine; 2-Pyridon-1-yl diphenyl phosphate In N,N-dimethyl-formamide for 3h; Ambient temperature; | 85% |
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
With dmap; triethylamine In dichloromethane for 96h; Ambient temperature; | 100% |
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
chloroformic acid ethyl ester
methyl (S)-2-ethyloxycarbonylamino-3-phenylpropanoate
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In water at 0 - 20℃; | 100% |
With triethylamine In dichloromethane at 0 - 20℃; Inert atmosphere; | 93% |
With triethylamine In tetrahydrofuran at 0 - 20℃; | 87% |
With sodium hydrogencarbonate for 4h; Ambient temperature; Yield given; |
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
N-[3β-hydroxy-lup-20(29)-en-28-oyl]-8-aminooctanoic acid
(S)-2-{8-[((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-9-Acetoxy-1-isopropenyl-5a,5b,8,8,11a-pentamethyl-icosahydro-cyclopenta[a]chrysene-3a-carbonyl)-amino]-octanoylamino}-3-phenyl-propionic acid methyl ester
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane for 15h; Ambient temperature; | 100% |
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
5-[tert-butoxycarbonyl-(3,5-di-tert-butylbenzyl)-amino]pentanoic acid
2-{5-[tert-butoxycarbonyl(3,5-di-tert-butylbenzyl)amino]pentanoylamino}-3-phenylpropanoic acid methyl ester
Conditions | Yield |
---|---|
Stage #1: 5-[tert-butoxycarbonyl-(3,5-di-tert-butylbenzyl)-amino]pentanoic acid With 1,1'-carbonyldiimidazole In dichloromethane for 0.333333h; Stage #2: methyl (2S)-2-amino-3-phenylpropanoate hydrochloride With 1H-imidazole In dichloromethane at 20℃; | 100% |
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
(3S,4S)-1-(4-fluorobenzoyl)-3-triisopropylsiloxy-4-difluoromethylazetidin-2-one
Conditions | Yield |
---|---|
With 4-methyl-morpholine In dichloromethane at 25℃; for 12h; | 100% |
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Boc-Trp-OH
Nα-(tert-butoxycarbonyl)-L-tryptophyl-L-phenylalanine methyl ester
Conditions | Yield |
---|---|
Stage #1: methyl (2S)-2-amino-3-phenylpropanoate hydrochloride With sodium carbonate In dichloromethane; water Stage #2: Boc-Trp-OH With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 2h; | 100% |
With O‑(6‑chlorobezotriazol‑1‑yl)‑N,N,N,N‑tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 16h; Inert atmosphere; | 99% |
With 4-methyl-morpholine; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In acetonitrile at 0 - 20℃; for 2h; | 96% |
4-(1-carboxymethyl-2,4-dioxo-1,4-dihydro-2H-quinazolin-3-ylmethyl)imidazole-1-carboxylic acid tert-butyl ester
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
4-{1-[(1-methoxycarbonyl-2-phenylethylcarbamoyl)methyl]-2,4-dioxo-1,4-dihydro-2H-quinazolin-3-ylmethyl}-imidazole-1-carboxylic acid tert-butyl ester
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In N,N-dimethyl-formamide at 20℃; | 100% |
di-tert-butyl dicarbonate
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
methyl (S)-2-[bis(tert-butoxycarbonyl) amino]-3-phenylpropanoate
Conditions | Yield |
---|---|
Stage #1: methyl (2S)-2-amino-3-phenylpropanoate hydrochloride With sodium carbonate In tetrahydrofuran; water at 20℃; for 2h; Stage #2: di-tert-butyl dicarbonate With dmap In acetonitrile at 20℃; for 12h; | 100% |
Multi-step reaction with 2 steps 1: sodium hydrogencarbonate / water; tetrahydrofuran / 16 h / 22 °C / Inert atmosphere 2: dmap / acetonitrile / 16 h / 22 °C / Inert atmosphere View Scheme |
2-pyrazylcarboxylic acid
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
N-(2-pyrazinylcarbonyl)-L-phenylalanine methyl ester
Conditions | Yield |
---|---|
With 4-methyl-morpholine; 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide In dichloromethane; acetonitrile at -15 - 25℃; for 5h; Product distribution / selectivity; | 100% |
With 4-methyl-morpholine; benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran at 0℃; for 2.66667h; | 98% |
Stage #1: 2-pyrazylcarboxylic acid With benzotriazol-1-ol; dicyclohexyl-carbodiimide In tetrahydrofuran at 0℃; for 0.666667h; Stage #2: methyl (2S)-2-amino-3-phenylpropanoate hydrochloride With 4-methyl-morpholine In tetrahydrofuran for 12h; | 98% |
sodium acetate
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
(S)-N-acetylphenylalanine
Conditions | Yield |
---|---|
With C16H20N5O2(1+)*Cl(1-) In dichloromethane at 20℃; for 0.166667h; | 100% |
With 4-methyl-morpholine In methanol at 20℃; for 24h; | 90% |
(2S-trans)-3-butyl-oxirane carboxylic acid.dicyclohexylammonium salt
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
pivaloyl chloride
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran; ethyl acetate | 100% |
(R)-3-benzyloxycarbonyl-2-pentylpropanoic acid
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
N-[(R)-3-benzyloxycarbonyl-2-pentylpropanoyl]-L-phenylalanine methyl ester
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 2h; | 100% |
carbon monoxide
17-iodo-5α-androst-16-ene
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
C30H41NO3
Conditions | Yield |
---|---|
With palladium diacetate; triethylamine; triphenylphosphine at 100℃; for 8h; | 100% |
O-methyl-N-tert-butoxycarbonyl-L-tyrosine
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
Conditions | Yield |
---|---|
With (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In dichloromethane for 15h; | 100% |
Conditions | Yield |
---|---|
Stage #1: methyl (2S)-2-amino-3-phenylpropanoate hydrochloride With triethylamine In tetrahydrofuran for 0.0833333h; Stage #2: tert-butyl isothiocyanate In tetrahydrofuran for 1h; Heating / reflux; | 100% |
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