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Dayang Chem (Hangzhou) Co.,Ltd.

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

(R)-4-BENZYLOXYMETHYL-2,2-DIMETHYL-1,3-DIOXOLANE

Cas:125605-10-9

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

With 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

(R)-4-CHLORO-1,3-BUTANEDIOL CAS 125605-10-9

Cas:125605-10-9

Min.Order:1 Kilogram

FOB Price: $70.0 / 90.0

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you 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 Specializ

1,3-Butanediol,4-chloro-, (3R)-

Cas:125605-10-9

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan 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

1,3-Butanediol,4-chloro-, (3R)-

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Jiangsu Qianyu Molecular Technology Co., LTD.

Our 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

Buy Top Quality(R)-4-CHLORO-1,3-BUTANEDIOL

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Zibo Dorne chemical technology co. LTD

Product 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,

(R)-4-CHLORO-1,3-BUTANEDIOL

Cas:125605-10-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed

(R)-4-CHLORO-1,3-BUTANEDIOL

Cas:125605-10-9

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

Golden Pharma Co., Limited

GOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation

(R)-4-CHLORO-1,3-BUTANEDIOL

Cas:125605-10-9

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

Henan Allgreen Chemical Co.,Ltd

high qualityAppearance:white crystalline powder Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

(1R)-1-(2-THIENYL)ETHANOL

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&H CHEM is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other Value-added customer services, for diversified range products of chemicals

(R)-4-CHLORO-1,3-BUTANEDIOL

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xi`an Eastling Biotech Co., Ltd.

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou

(R)-4-CHLORO-1,3-BUTANEDIOL

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

1,3-Butanediol,4-chloro-, (3R)-

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

(R)-4-CHLORO-1,3-BUTANEDIOL

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Wuhan Circle Star Chem-medical Technology co.,Ltd.

1,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 qualified in

(R)-4-CHLORO-1,3-BUTANEDIOL

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Antimex Chemical Limied

(R)-4-BENZYLOXYMETHYL-2,2-DIMETHYL-1,3-DIOXOLANEAppearance:detailed in specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:An important raw material and intermediate used in Organic Synthesis, Pharmaceutical

(R)-4-BENZYLOXYMETHYL-2,2-DIMETHYL-1,3-DIOXOLANE

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

HANGZHOU TIANYE CHEMICALS CO., LTD.

We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:intermediate

(R)-4-CHLORO-1,3-BUTANEDIOL

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

DB BIOTECH CO., LTD

best seller Application:API

(R)-4-CHLORO-1,3-BUTANEDIOL

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

(R)-4-CHLOR-1,3-BUTANEDIOLAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

(R)-4-CHLOR-1,3-BUTANEDIOL

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Other

inquiry

Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

(R)-4-CHLORO-1,3-BUTANEDIOL

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Muhuang Technology Co., Ltd

best seller Application:API

(R)-4-CHLORO-1,3-BUTANEDIOL

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

LEAP CHEM Co., Ltd.

Best Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP

(R)-4-Chloro-1,3-butanediol

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Jilin haofei import and export trade Co.,Ltd

Price, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right to choo

(R)-4-BENZYLOXYMETHYL-2,2-DIMETHYL-1,3-DIOXOLANE CAS NO.125605-10-9

Cas:125605-10-9

Min.Order:5 Kilogram

Negotiable

Type:Trading Company

inquiry

Skyrun Industrial Co.,Ltd

Adequate stocks available,prompt shipment,Strictly control on quality,Timely after-sales Application:Intermediate

(R)-4-CHLORO-1,3-BUTANEDIOL

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Yongyi Biotechnology Co., Ltd

better purity and quality Application:intermediates

125605-10-9

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai doly chemical Co.,Ltd

1,3-Butanediol,4-chloro-, (3R)-

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shenzhen Sumshine Biotech Co., Ltd.

1. Our staff are all biomedical related majors with rich experience in the pharmaceutical industry, and can provide you with more professional services.2. Our supplier has a good quality management system, and the quality of products is reliable and

Empagliflozin Impurity 38

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Codexis, Inc.

want to know more? Please contact us

1,3-Butanediol,4-chloro-, (3R)-

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Julich Chiral Solutions

more information,please contact us

1,3-Butanediol,4-chloro-, (3R)-

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

CHEMOS GmbH

more information,please contact us

1,3-Butanediol,4-chloro-, (3R)-

Cas:125605-10-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

ethyl (L)-4-chloro-3-hydroxybutyrate
10488-69-4, 86728-85-0, 87068-18-6, 90866-33-4

ethyl (L)-4-chloro-3-hydroxybutyrate

(3R)-4-chloro-1,3-butanediol
125605-10-9

(3R)-4-chloro-1,3-butanediol

Conditions
ConditionsYield
Stage #1: ethyl (L)-4-chloro-3-hydroxybutyrate With sodium tetrahydroborate In methanol; toluene at 20℃; for 12h;
Stage #2: With hydrogenchloride; water In methanol; toluene at 10℃;
97%
With sodium tetrahydroborate In tetrahydrofuran at 40℃; for 5h;96%
Stage #1: ethyl (L)-4-chloro-3-hydroxybutyrate With sodium tetrahydroborate In tetrahydrofuran at 20 - 40℃; for 16h;
Stage #2: With hydrogenchloride In tetrahydrofuran; methanol; water at 0℃; for 0.5h;
95%
Stage #1: ethyl (L)-4-chloro-3-hydroxybutyrate With sodium tetrahydroborate In toluene at -5 - 5℃; for 0.5h; Inert atmosphere;
Stage #2: With methanol In toluene at -5 - 25℃;
ethyl 4-chloro-3-hydroxybutanoate
86728-85-0, 87068-18-6, 90866-33-4, 10488-69-4

ethyl 4-chloro-3-hydroxybutanoate

A

(3S)-4-chloro-1,3-butanediol
139013-68-6

(3S)-4-chloro-1,3-butanediol

B

(3R)-4-chloro-1,3-butanediol
125605-10-9

(3R)-4-chloro-1,3-butanediol

Conditions
ConditionsYield
With sodium tetrahydroborate In tetrahydrofuran for 1h; Heating; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
(3R)-4-chloro-1,3-butanediol
125605-10-9

(3R)-4-chloro-1,3-butanediol

(R)-3-Hydroxytetrahydrofuran
86087-24-3

(R)-3-Hydroxytetrahydrofuran

Conditions
ConditionsYield
With hydrogenchloride; sodium hydroxide In methanol; water99.1%
In toluene for 16h; Heating / reflux;88%
With hydrogenchloride for 2h; Reflux;73.62 g
4,4'-dimethoxytrityl chloride
40615-36-9

4,4'-dimethoxytrityl chloride

(3R)-4-chloro-1,3-butanediol
125605-10-9

(3R)-4-chloro-1,3-butanediol

(3R)-4-chloro-1-(bis(4-methoxyphenyl)(phenyl)methoxy)-3-butanol
1574389-67-5

(3R)-4-chloro-1-(bis(4-methoxyphenyl)(phenyl)methoxy)-3-butanol

Conditions
ConditionsYield
With triethylamine In dichloromethane at 0℃; Inert atmosphere;90%
p-toluenesulfonyl chloride
98-59-9

p-toluenesulfonyl chloride

(3R)-4-chloro-1,3-butanediol
125605-10-9

(3R)-4-chloro-1,3-butanediol

(R)-4-chloro-3-hydroxy-1-p-toluenesulfonyloxybutane
138915-39-6

(R)-4-chloro-3-hydroxy-1-p-toluenesulfonyloxybutane

Conditions
ConditionsYield
With 2,6-dimethylpyridine at 0 - 20℃; for 15h;70.8%
methyl (R)-4-chloro-3-hydroxybutyrate
88496-70-2

methyl (R)-4-chloro-3-hydroxybutyrate

p-toluenesulfonyl chloride
98-59-9

p-toluenesulfonyl chloride

(3R)-4-chloro-1,3-butanediol
125605-10-9

(3R)-4-chloro-1,3-butanediol

(R)-4-chloro-3-hydroxy-1-p-toluenesulfonyloxybutane
138915-39-6

(R)-4-chloro-3-hydroxy-1-p-toluenesulfonyloxybutane

Conditions
ConditionsYield
With hydrogenchloride; triethylamine In ice-water; dichloromethane54%

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