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:27871-49-4
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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:27871-49-4
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
inquiryMethyl S-(-)-lactate CAS RN: 27871-49-4 Molecular formula: C4H8O3 Molecular weight: 104.11 Structural formula: EINECS号: 248-704-9
Cas:27871-49-4
Min.Order:1 Kilogram
FOB Price: $2.0 / 3.0
Type:Manufacturers
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
Our 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:27871-49-4
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryOur company was built in 2009 with an ISO certificate.In the past 6 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:27871-49-4
Min.Order:1 Kilogram
FOB Price: $1000.0
Type:Lab/Research institutions
inquiryWith our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin
Cas:27871-49-4
Min.Order:1 Kilogram
FOB Price: $3.0 / 10.0
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:27871-49-4
Min.Order:10 Gram
FOB Price: $146.0 / 176.0
Type:Trading Company
inquiryProduct Name:Methyl (S)-(-)-lactate CAS No.:27871-49-4 EINECS: 248-704-9 Molecular Formula: C4H8O3 Molecular Weight: 104.1 Appearance:Colorless Liquid Appearance: colorless liquid Storage: Preserve in well-closed, light-resistant and airtight
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:27871-49-4
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryMethyl (S)-(-)-lactate CAS:27871-49-4 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 i
Cas:27871-49-4
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:27871-49-4
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie
Cas:27871-49-4
Min.Order:1 Kilogram
Negotiable
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:27871-49-4
Min.Order:1 Kilogram
FOB Price: $30.0 / 50.0
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
Our 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
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:27871-49-4
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
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:27871-49-4
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:27871-49-4
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquiryProduct Name: Methyl (S)-(-)-lactate Synonyms: PURASOLV(R) ML;S-(-)-LACTIC ACID METHYL ESTER;(S)-(-)-METHYL LACTATE;S(-)-2-HYDROXY-PROPIONATE METHYL;METHYL S-(-)-LACTATE;METHYL-(S)-LACTATE;METHYL-S(-)-2-HYDROXY-PROPIONATE;(-)-METHYL L-LACTATE C
Cas:27871-49-4
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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:27871-49-4
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:27871-49-4
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryCangzhou 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:27871-49-4
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryWe 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
Cas:27871-49-4
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:27871-49-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryISO Factory/Good qualityAppearance:off white Storage:dry and cool place Package:10G/BAG; 1KG/BAG ;25KG/DRUM Application:Active pharaceutical ingredients Transportation:BY SEA,AIR,EXPRESS Port:SHANGHAI;BEIJING
Cas:27871-49-4
Min.Order:0
Negotiable
Type:Manufacturers
inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
Cas:27871-49-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirymethyl lactate
2,2-diphenylacetic acid
A
(S)-Methyl lactate
B
(R)-Methyl lactate
C
methyl (R)-2-(diphenylacetyloxy)propanoate
Conditions | Yield |
---|---|
With (R)-(+)-2-phenyl-2,3-dihydrobenzo[d]imidazo[2,1-b]thiazole; 2,2-dimethylpropanoic anhydride; N-ethyl-N,N-diisopropylamine In diethyl ether at 20℃; for 12h; Inert atmosphere; Resolution of racemate; optical yield given as %ee; enantioselective reaction; | A n/a B n/a C 47% |
With 2,2-dimethylpropanoic anhydride; N-ethyl-N,N-diisopropylamine; (R)-(+)-2-phenyl-2,3-dihydrobenzo[d]imidazo[2,1-b]thiazole In diethyl ether at 20℃; for 12h; | A n/a B n/a C 47% |
Conditions | Yield |
---|---|
With 2; hydrogen In methanol at 25℃; under 25857.4 Torr; for 4h; other keto esters; var. polystyrene-supported platinum and ruthenium catalysts; enantioselective hydrogenation; | |
With hydrogen; platinum on silica; Cinchonidin In dichloromethane at 24.9℃; under 7500.6 Torr; Product distribution; enantioselectivity, rate enhancement, var. of alkaloid, solvent, further with butane-2,3-dione; | |
With hydrogen; cinchonidine modified platinum at 19.9℃; under 7500.6 Torr; Rate constant; Product distribution; further alkaloid-modified platinum; |
pyruvic acid methyl ester
(S)-Methyl lactate
Conditions | Yield |
---|---|
With hydrogen; Cinchonin In acetic acid at 25℃; under 7500.75 Torr; for 12h; enantioselective reaction; | 99.8% |
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