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:338-69-2
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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:338-69-2
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inquiryItems Standard Result Assay (Ursolic acid) 98%min 98.22% ----------------------------------------------------------------
Cas:338-69-2
Min.Order:1 Gram
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inquiryProduct Name: D-Alanine Synonyms: (R)-Alanine;Ba 2776;D-2-AMINOPROPIONIC ACID;D-2-AMINOPROPANOIC ACID;D-ALPHA-ALANINE;D-ALA;D-ALANINE;H-D-ALA-OH CAS… Founded in 2014, as a professional international pharmaceutical corporation, headquartere
Unique advantages of D-Alanine Cas 338-69-2 Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White to off-white crystalline powder Storage:cool dry place Package:25kg/drum Applicatio
Cas:338-69-2
Min.Order:1 Kilogram
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Type:Trading Company
inquiryWe are: Focus on the research, production and sale of Plant and Animal extract, Medical intermediate, complete coverage six industries. Product grade: Medicine, Health care product, Cosmetics, Food,Feed, Biopesticide. Hot selling market: Europe,
Cas:338-69-2
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inquiryhe company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality se T rvice Appearance:Whit
The 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
1. 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
Cas:338-69-2
Min.Order:1 Gram
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inquiryADVANTAGE: 1. More than 3,000 Chinese medicine reference substances / standard products available from stock, issued on the same day, multiple cities can be delivered the next day 2. The products are provided with COA, HPLC, NMR, quality assurance,
Zorui combines R&D, production and sales into its operations, While continuously providing high-quality raw materials, we also provide and optimize technical solutions for customers to achieve mutual benefit. We adhere to the "quality, integ
Cas:338-69-2
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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
GIHI CHEMICALS exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, GIHI CHEMICALS is your best choice. pls contact with us freely for getting detailed prod
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
Cas:338-69-2
Min.Order:1 Kilogram
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Type:Lab/Research institutions
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
Cas:338-69-2
Min.Order:1 Kilogram
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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:338-69-2
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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
Cas:338-69-2
Min.Order:10 Kilogram
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Type:Trading Company
inquiryD-Alanine CAS No.: 338-69-2 Appearance White crystalline powder Formula: C3H7NO2 Exact Mass: 89.05 Molecular Weight: 89.09
We can provide GMP validation service that complies with SFDA, FDA, WHO and EU EMPA.Excellent registration team could help us easlily to register our products in different countries.If you and your customer are interested in some products or need CMO
Cas:338-69-2
Min.Order:1 Gram
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Type:Trading Company
inquiry1.Prompt Goods; 2.Flexible payment terms; 3.Documents & Certificate support. Name: D-Alanine Molecular Structure: Formula: C3H7NO2 Molecular Weight : 89.09 Synonyms: D-ALANINE, >=98% (HPLC);291°C (dec);D-Alanine≥ 98% (Titration:
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:338-69-2
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryWe are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery
Cas:338-69-2
Min.Order:10 Gram
FOB Price: $3.5
Type:Trading Company
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
Cas:338-69-2
Min.Order:1 Kilogram
FOB Price: $60.2 / 64.9
Type:Trading Company
inquiryD-Alanine CAS:338-69-2 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 intermediates, s
Cas:338-69-2
Min.Order:1 Gram
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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
1.high quality: quality is life. quality is the most important element for all goods. we have a lab doing research in wuhan china. hplc and nmr is available if needed. 2.reasonable price: we provide high quality products wi
Cas:338-69-2
Min.Order:10 Gram
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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
Company information: Hebei Mojin Biotechnology Co., Ltd, Our company is a professional in carbomer,carbopol,lead acetate,meglumine diphenyl ethylamine and other chemical raw materials and chemical reagents research and development production ente
Cas:338-69-2
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Type:Trading Company
inquiryPRODUCT DETAILS
Cas:338-69-2
Min.Order:500 Kilogram
FOB Price: $1.0 / 2.0
Type:Lab/Research institutions
inquiry2-aminopropanamide hydrochloride
D-Alanine
Conditions | Yield |
---|---|
Escherichia coli JM109; pCl38DP In various solvent(s) at 30℃; for 0.15h; | 100% |
(3R,6S,1'S)-3,6-dimethyl-4-N-(1'-phenethyl)-1,4-morpholin-2,5-dione
D-Alanine
Conditions | Yield |
---|---|
With hydrogen iodide for 1h; Heating; | 100% |
D-Alanine
Conditions | Yield |
---|---|
With ammonia; lithium In tetrahydrofuran; tert-butyl alcohol at -78℃; for 0.5h; | 99% |
D-Alanine
Conditions | Yield |
---|---|
With ammonia; lithium In tetrahydrofuran; tert-butyl alcohol at -78℃; for 0.5h; Birch reduction; | 99% |
Conditions | Yield |
---|---|
With isopropylamine In aq. buffer at 37℃; for 24h; pH=7.0; Enzymatic reaction; | 95% |
With D-glucose; Bacillus subtilis glucose dehydrogenase; Symbiobacterium thermophilum meso-Diaminopimelate dehydrogenase W121L/H227I mutant; NADP; ammonium chloride In aq. buffer at 37℃; for 24h; pH=8.5; Kinetics; Reagent/catalyst; Enzymatic reaction; | 49% |
With ammonium hydroxide; D-amino acid oxidase In phosphate buffer for 10h; pH=6.5; Reduction; Electrochemical reaction; |
Boc-(R)-Ala
D-Alanine
Conditions | Yield |
---|---|
With water at 170℃; for 0.05h; Microwave irradiation; | 95% |
(R)-(+)-2-hydrazinopropionic acid
D-Alanine
Conditions | Yield |
---|---|
With hydrogen; platinum(IV) oxide | 92% |
Conditions | Yield |
---|---|
With CC10H14NOSCH2CH2CH3N(CH3)2 (5); zinc diacetate In methanol at 30℃; Product distribution; pH 4.00; other reagents; | A 9% B 91% |
With 5-((3-(dimethylamino)propyl)thio)-4-(aminomethyl)-3-hydroxyl-5,6,7,8-tetraquinoline In methanol at 30℃; Product distribution; stereoselective transamination at pH=4.00, various reagents and pH; | A 7 % Chromat. B 93 % Chromat. |
With ethylenediaminetetraacetic acid; D-(R)-phenylalanine at 20℃; for 24h; pH=8; Product distribution; Further Variations:; Reagents; transamination; |
(3R,6R)-1,4-N,N-((S)-1-phenyleth-1-yl)-3,6-dimethylpiperazine-2,5-dione
D-Alanine
Conditions | Yield |
---|---|
With hydrogen iodide for 1h; Heating; | 90% |
D-Alanine
Conditions | Yield |
---|---|
With trimethylsilyl iodide In chloroform for 0.0833333h; | 88% |
(R)-N-phthaloylalanine
D-Alanine
Conditions | Yield |
---|---|
With hydrazine hydrate In ethanol; acetone Heating; | 86% |
Conditions | Yield |
---|---|
With hydrogenchloride; water | A 86% B n/a |
With hydrogenchloride | A 86% B n/a |
With hydrogenchloride; water for 24h; Heating; |
D-Alanine
Conditions | Yield |
---|---|
With hydrogen bromide In water at 130℃; for 24h; | 85% |
(R)-1-(furan-2-yl)ethanamine
D-Alanine
Conditions | Yield |
---|---|
With ozone In methanol at -78℃; for 0.25h; | 81% |
DL-α-alanyl-DL-norvaline
A
L-alanin
B
D-Alanine
C
D-norvaline
D
L-Norvaline
Conditions | Yield |
---|---|
With (S)-1-(N,N-dimethylaminomethyl)-2-formylcymantrene; sodium methylate; copper (I) acetate for 1h; Ambient temperature; | A 78.31% B 21.69% C 60.57% D 39.43% |
With (S)-1-(N,N-dimethylaminomethyl)-2-formylcymantrene; sodium methylate; copper (I) acetate for 3h; Ambient temperature; | A 76.83% B 23.15% C 73.8% D 26.2% |
With (R)-1-(N,N-dimethylaminomethyl)-2-formylcymantrene; sodium methylate; copper (I) acetate for 1h; Ambient temperature; | A 26.8% B 73.2% C 42.16% D 57.84% |
With (R)-1-(N,N-dimethylaminomethyl)-2-formylcymantrene; sodium methylate; copper (I) acetate for 1h; Ambient temperature; | A 26.8% B 73.2% C 42.16% D 57.84% |
(1'S,5R)-1-(benzyloxycarbonyl)-3-(1'-phenyleth-1'-yl)-5-methylimidazolidin-4-one
D-Alanine
Conditions | Yield |
---|---|
With hydrogenchloride In methanol for 24h; Heating; | 73% |
D-Alanine
Conditions | Yield |
---|---|
Stage #1: C28H29N3NiO3 With hydrogenchloride In methanol at 70℃; Stage #2: In water | 71% |
(1R,2S,5R,8S)-1,5,11,11-tetramethyl-3-oxa-6-azatricyclo[6.2.1.02,7]undec-6-en-4-one
D-Alanine
Conditions | Yield |
---|---|
Stage #1: (1R,2S,5R,8S)-1,5,11,11-tetramethyl-3-oxa-6-azatricyclo[6.2.1.02,7]undec-6-en-4-one With hydrogenchloride at 87℃; for 2h; Stage #2: With methyloxirane In ethanol at 20℃; for 0.5h; Further stages.; | 70% |
Conditions | Yield |
---|---|
70% |
N-trichloroacetyl-D-alanine
D-Alanine
Conditions | Yield |
---|---|
With hydrogen cation | 69% |
With hydrogenchloride at 120℃; for 5h; | 69% |
D-Alanine
Conditions | Yield |
---|---|
With hydrogenchloride at 110℃; for 12h; | 37% |
Conditions | Yield |
---|---|
mittels Hefe nach reichlichem Zusatz von Zucker; | |
durch Penicillium glaucum; | |
durch Aspergillus niger; |
(S)-2-bromopropanoic acid
D-Alanine
Conditions | Yield |
---|---|
With ammonia; water | |
With ammonia |
AlaOEt
D-Alanine
Conditions | Yield |
---|---|
und Erhitzen des erhaltenen -d-alanin-aethylester mit konz.Salzsaeure und zerlegt das entstandene d(-)-Alaninhydrochlorid mit Bleihydroxyd; | |
ueber N--D-alanin-aethylester; |
Conditions | Yield |
---|---|
With water |
(R)-2-(acetylamino)propanoic acid
D-Alanine
Conditions | Yield |
---|---|
With hydrogenchloride | |
With hydrogen bromide |
Conditions | Yield |
---|---|
durch ein im Speichel vorkommendes Ferment.Hydrolysis; |
D-N-benzoylalanine
D-Alanine
Conditions | Yield |
---|---|
With hydrogenchloride |
Conditions | Yield |
---|---|
Behandeln mit Brucin, Zerlegen das Brucinsalz in die aktiven Salze, die man mit 20prozentiger Salzsaeure bei 100grad verseift; |
Conditions | Yield |
---|---|
for 0.05h; microwave irradiation; | 100% |
With triethylamine In toluene Heating; | 90% |
With pyridine for 12h; Heating; | 88% |
D-Alanine
di-tert-butyl dicarbonate
Boc-(R)-Ala
Conditions | Yield |
---|---|
Stage #1: D-Alanine With sodium hydroxide In water at 0℃; for 0.166667h; Stage #2: di-tert-butyl dicarbonate In tetrahydrofuran; water at 20℃; | 100% |
With sodium hydroxide In tetrahydrofuran; water at 0 - 30℃; for 4.5h; | 98% |
With triethylamine; sodium hydroxide In tetrahydrofuran; water at 20℃; for 10.5h; | 92% |
Conditions | Yield |
---|---|
With sodium carbonate In 1,4-dioxane; water at 20℃; for 20h; | 100% |
With sodium hydroxide In water at 0 - 20℃; | 92.7% |
Stage #1: D-Alanine; benzyl chloroformate With sodium hydroxide In water at 0 - 20℃; Stage #2: With hydrogenchloride In water pH=4 - 5; | 89% |
D-Alanine
chloroformic acid ethyl ester
(R)-N-carbethoxy-2-aminopropanoic acid
Conditions | Yield |
---|---|
With sodium hydroxide at 15℃; for 1h; pH=9; | 100% |
With sodium hydrogencarbonate In water at 20℃; for 24h; | 90% |
With sodium hydrogencarbonate | |
Stage #1: D-Alanine; chloroformic acid ethyl ester With sodium hydroxide at 15℃; pH=9 - 9.5; Stage #2: With phosphoric acid In water at 0 - 5℃; pH=1; | |
Stage #1: D-Alanine With sodium hydroxide In water at 15℃; Stage #2: chloroformic acid ethyl ester In water pH=9 - 9.5; Stage #3: With phosphoric acid In water pH=1; |
Conditions | Yield |
---|---|
With sodium carbonate In water at 0 - 20℃; for 3h; | 100% |
With sodium carbonate In 1,4-dioxane; water at 0 - 20℃; for 3.08333h; Inert atmosphere; | 96% |
Conditions | Yield |
---|---|
With thionyl chloride at 20℃; for 2h; | 99% |
With thionyl chloride for 8h; Heating; | 97% |
With thionyl chloride | 95% |
Conditions | Yield |
---|---|
With thionyl chloride | 99% |
With thionyl chloride at 40℃; for 4h; | 86% |
D-Alanine
Allyl chloroformate
(R)-2-(((allyloxy)carbonyl)amino)propanoic acid
Conditions | Yield |
---|---|
With sodium hydroxide for 3h; | 99% |
Conditions | Yield |
---|---|
With potassium carbonate In ethanol; water at 100℃; for 10h; | 98.2% |
With potassium carbonate In ethanol; water for 10h; Reflux; | 91% |
With potassium carbonate In ethanol; water at 80℃; for 8h; | 87% |
formaldehyd
D-Alanine
butane-2,3-dione mono-oxime
(R)-2-(4,5-Dimethyl-3-oxy-imidazol-1-yl)-propionic acid
Conditions | Yield |
---|---|
In ethanol for 3h; Heating; | 98% |
D-Alanine
isopropyl alcohol
(R)-1-isopropoxy-1-oxopropan-2-aminium chloride
Conditions | Yield |
---|---|
Stage #1: D-Alanine; isopropyl alcohol With thionyl chloride at 85℃; for 4h; Inert atmosphere; Stage #2: With hydrogenchloride | 98% |
With thionyl chloride at 85℃; for 4h; Inert atmosphere; | 98% |
With thionyl chloride at 20 - 85℃; for 4h; Inert atmosphere; | 98% |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene Reflux; | 97.6% |
D-Alanine
ethyl trifluoroacetate,
(R)-2-(2,2,2-trifluoroacetamido)propanoic acid
Conditions | Yield |
---|---|
Stage #1: D-Alanine; ethyl trifluoroacetate, With N,N,N',N'-tetramethylguanidine In methanol at 20℃; for 5h; Stage #2: With hydrogenchloride In methanol; water | 97.3% |
With triethylamine In methanol at 20℃; for 24h; | 95% |
With triethylamine In methanol for 24h; | 86% |
With triethylamine In methanol at 20℃; for 8h; Product distribution / selectivity; | 86% |
Stage #1: D-Alanine; ethyl trifluoroacetate, With triethylamine In methanol at 20℃; for 24h; Stage #2: for 0.166667h; Acidic conditions; | 80.8% |
Conditions | Yield |
---|---|
With thionyl chloride at 60℃; for 3h; | 97% |
With thionyl chloride at 0 - 40℃; for 4h; | 86% |
With thionyl chloride at 20℃; for 6h; |
D-Alanine
2-Chloroethyl chloroformate
N-(2-chloroethyloxycarbonyl)-D-Ala-OH
Conditions | Yield |
---|---|
Stage #1: D-Alanine; 2-Chloroethyl chloroformate With sodium hydrogencarbonate In 1,4-dioxane; water Stage #2: With hydrogenchloride In water pH=3; | 97% |
D-Alanine
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In aq. phosphate buffer; water; acetonitrile at 20℃; for 20h; pH=7; | 97% |
Conditions | Yield |
---|---|
Stage #1: 1-decanoic acid With 1,1'-carbonyldiimidazole In dichloromethane at 20℃; for 0.5h; Stage #2: D-Alanine In dichloromethane for 12h; | 96% |
D-Alanine
Conditions | Yield |
---|---|
With potassium carbonate In ethanol; water at 100℃; for 1h; Inert atmosphere; Reflux; | 96% |
D-Alanine
Conditions | Yield |
---|---|
With potassium carbonate In ethanol; N,N-dimethyl-formamide at 100℃; Inert atmosphere; | 96% |
D-Alanine
R-(+)-2-bromopropionic acid
Conditions | Yield |
---|---|
With hydrogen bromide; potassium bromide; sodium nitrite at 0 - 5℃; for 1h; | 95% |
With hydrogen bromide; potassium bromide; sodium nitrite In water at -15 - 20℃; Inert atmosphere; | 82% |
With sulfuric acid; potassium bromide; sodium nitrite at 0 - 20℃; for 2h; | 41% |
benzyl N-[(1S)-1-(1H-1,2,3-benzotriazol-1-ylcarbonyl)-3-(methylsulfanyl)propyl]carbamate
D-Alanine
(R)-2-[(S)-2-benzyloxycarbonylamino-4-methylsulfanylbytyrylamino]propanoic acid
Conditions | Yield |
---|---|
With triethylamine In water; acetonitrile at 20℃; for 1h; | 95% |
D-Alanine
benzyl alcohol
(R)-benzyl 2-aminopropanoate hydrochloride
Conditions | Yield |
---|---|
With thionyl chloride at 0 - 20℃; | 95% |
Conditions | Yield |
---|---|
Stage #1: D-Alanine; perylene-3,4,9,10-tetracarboxylic acid 3,4:9,10-dianhydride With 1H-imidazole at 120℃; for 0.5h; Stage #2: With hydrogenchloride at 85℃; | 95% |
With 1H-imidazole In water at 120℃; Schlenk technique; Inert atmosphere; |
D-Alanine
N-(tert-butoxycarbonyl)-D-alanine methyl ester
Conditions | Yield |
---|---|
94% |
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