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Cas:80822-15-7
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inquiryAs 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
Cas:80822-15-7
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inquiryhebei 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
Cas:80822-15-7
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inquiryName:Dibenzoyl-D-tartaric acid monohydrate CAS NO: 80822-15-7 Grade:Medical scientific research and export Molecular formula:C18H16O9 Molecular weight: 376.34 Product Quality 12 years of chemical raw materials Mature operation of the indust
Cas:80822-15-7
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inquiry(+)-Dibenzoyl-D-tartaric acid monohydrate Basic information Product Name: (+)-Dibenzoyl-D-tartaric acid monohydrate Synonyms: (+)-2,3-DIBENZOYL-D-TARTARIC ACID MONOHYDRATE;2,3-di-o-b
Cas:80822-15-7
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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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Cas:80822-15-7
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inquiryProduct Name (+)-Dibenzoyl-D-tartaric acid monohydrate Synonyms (+)-Dibenzoyl-D-tartaric acid monohydrate;3-Di-O-benzoyl-D-tartaric acid hydrate CAS: 80822-15-7 MF:
Cas:80822-15-7
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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 to off-white crystall Storage:Store in sealed containe
Cas:80822-15-7
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Cas:80822-15-7
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inquiryAbout Product Details Items Specifications Test Results Appearance White to white crystalline powde
Cas:80822-15-7
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Cas:80822-15-7
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inquiry(+)-Dibenzoyl-D-tartaric acid monohydrate CAS:80822-15-7 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
Cas:80822-15-7
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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:80822-15-7
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Cas:80822-15-7
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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
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Cas:80822-15-7
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inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:80822-15-7
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inquiryHubei Lidu New Materials Technology Co. , Ltd. is located in No. 12,3C Industrial Park, Zhongxiang Economic Development Zone, Hubei Province. The company is committed to fine chemical raw materials, pharmaceutical intermediates and other production,
Cas:80822-15-7
Min.Order:1 Gram
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inquiryProName: High quality Dibenzoyl-D-Tartaric Acid... CasNo: 80822-15-7 Molecular Formula: C18H16O9 Appearance: white-off solid or colorless liquid ( ... Application: Intermediate DeliveryTime: Instock PackAge: 25kgs/fiber drum or 200kgs/UN drum
Cas:80822-15-7
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Cas:80822-15-7
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Cas:80822-15-7
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Cas:80822-15-7
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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:80822-15-7
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inquiryConditions | Yield |
---|---|
Reflux; optical yield given as %ee; | 87% |
Conditions | Yield |
---|---|
In methanol for 3h; Reflux; Resolution of racemate; | 83% |
(+)-dibenzoyl-D-tartaric acid monohydrate
Conditions | Yield |
---|---|
In ethyl acetate; acetone | |
In ethyl acetate; acetone |
2-bromophenylacetic acid
copper(II) acetate monohydrate
(+)-dibenzoyl-D-tartaric acid monohydrate
Conditions | Yield |
---|---|
In acetonitrile to soln. D-O,O'-dibenzoyltartaric acid*H2O and α-halocarboxylic acid in MeCN at 40°C was added Cu(OAc)2*H2O, mixt. was stirred for 7 days; ppt. was filtered, washed with MeCN, air-dried overnight at room temp.; elem. anal.; |
2-bromo-2-(4-chlorophenyl)acetic acid
copper(II) acetate monohydrate
(+)-dibenzoyl-D-tartaric acid monohydrate
acetonitrile
Conditions | Yield |
---|---|
In acetonitrile to soln. D-O,O'-dibenzoyltartaric acid*H2O and α-halocarboxylic acid in MeCN at 40°C was added Cu(OAc)2*H2O, mixt. was stirred for 7 days; ppt. was filtered, washed with MeCN, air-dried overnight at room temp.; elem. anal.; |
copper(II) acetate monohydrate
rac-α-chloro-2-chlorophenylacetic acid
(+)-dibenzoyl-D-tartaric acid monohydrate
acetonitrile
Conditions | Yield |
---|---|
In acetonitrile to soln. D-O,O'-dibenzoyltartaric acid*H2O and α-halocarboxylic acid in MeCN at 40°C was added Cu(OAc)2*H2O, mixt. was stirred for 7-14 days; ppt. was filtered, washed with MeCN, air-dried overnight at room temp.; elem. anal.; |
copper(II) acetate monohydrate
(+)-dibenzoyl-D-tartaric acid monohydrate
acetonitrile
Conditions | Yield |
---|---|
In acetonitrile to soln. D-O,O'-dibenzoyltartaric acid*H2O and α-halocarboxylic acid in MeCN at 40°C was added Cu(OAc)2*H2O, mixt. was stirred for 7-14 days; ppt. was filtered, washed with MeCN, air-dried overnight at room temp.; elem. anal.; |
(R)-α-bromo-2-chlorophenylacetic acid
copper(II) acetate monohydrate
(+)-dibenzoyl-D-tartaric acid monohydrate
Conditions | Yield |
---|---|
In ethanol; water EtOH-H2O (3:1), 40°C, 1 day; cooling to -10°C; elem. anal.; |
(R)-α-bromo-2-chlorophenylacetic acid
copper(II) acetate monohydrate
(+)-dibenzoyl-D-tartaric acid monohydrate
acetonitrile
Conditions | Yield |
---|---|
In acetonitrile to soln. D-O,O'-dibenzoyltartaric acid*H2O and α-halocarboxylic acid in MeCN at 40°C was added Cu(OAc)2*H2O, mixt. was stirred for 30 min; |
α-bromo-2-chlorophenyl acetic acid
copper(II) acetate monohydrate
(+)-dibenzoyl-D-tartaric acid monohydrate
acetonitrile
Conditions | Yield |
---|---|
In acetonitrile soln. D-O,O'-dibenzoyltartaric acid*H2O, α-halocarboxylic acid, and Cu(OAc)2*H2O in MeCN was stirred at 25-50°C for 7 days; ppt. was filtered, washed with MeCN, air-dried overnight at room temp.; elem. anal.; | |
In water; acetonitrile soln. D-O,O'-dibenzoyltartaric acid*H2O, α-halocarboxylic acid, and Cu(OAc)2*H2O in aq. MeCN was stirred at 40°C for 5 days; ppt. was filtered, washed with MeCN, air-dried overnight at room temp.; |
copper(II) acetate monohydrate
(+)-dibenzoyl-D-tartaric acid monohydrate
acetonitrile
Conditions | Yield |
---|---|
In water; acetonitrile to soln. D-O,O'-dibenzoyltartaric acid*H2O and α-halocarboxylic acid in aq. MeCN at 40°C was added Cu(OAc)2*H2O, mixt. was stirred for 5 days; ppt. was filtered, washed with MeCN, air-dried overnight at room temp.; elem. anal.; |
copper(II) acetate monohydrate
(+)-dibenzoyl-D-tartaric acid monohydrate
rac-α-bromo-2-fluorophenylacetic acid
acetonitrile
Conditions | Yield |
---|---|
In acetonitrile to soln. D-O,O'-dibenzoyltartaric acid*H2O and α-halocarboxylic acid in MeCN at 40°C was added Cu(OAc)2*H2O, mixt. was stirred for 7 days; ppt. was filtered, washed with MeCN, air-dried overnight at room temp.; elem. anal.; | |
In water; acetonitrile to soln. D-O,O'-dibenzoyltartaric acid*H2O and α-halocarboxylic acid in aq. MeCN at 40°C was added Cu(OAc)2*H2O, mixt. was stirred for 5 days; |
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