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Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd

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

A 769662 manufacturer/supplier

Cas:844499-71-4

Min.Order:1 Gram

Negotiable

Type:Manufacturers

inquiry

Hebei yanxi chemical co.,LTD.

chengdu and import and export trade 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 res

A-769662

Cas:844499-71-4

Min.Order:5 Gram

FOB Price: $200.0 / 300.0

Type:Trading Company

inquiry

Jinan Finer Chemical Co., Ltd

Product Description Product website: http://www.finerchem.com Product Name A-769662 CAS No. 844499-71-4 Ass

4-Hydroxy-3-(2'-hydroxy-1,1'-biphenyl-4-yl)-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carbonitrile

Cas:844499-71-4

Min.Order:1 Gram

FOB Price: $12.0

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

A 769662

Cas:844499-71-4

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

Type:Trading Company

inquiry

Taizhou Crene Biotechnology co.ltd

Our company provides one-stop services of research - development - production for a variety of special prouducts. Not only do we make effective use of our strong technological strength, but also establish of cooperative relations with several well-

A-769662 844499-71-4

Cas:844499-71-4

Min.Order:100 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

SHANGHAI T&W PHARMACEUTICAL CO., LTD.

A substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc

BMS-387032

Cas:844499-71-4

Min.Order:4 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&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

A 769662

Cas:844499-71-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen Jenny Chemical Technology Co., Ltd.

GMP 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,

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

A 769662

Cas:844499-71-4

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

SAGECHEM LIMITED

SAGECHEM 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

SAGECHEM/A769662/SAGECHEM/Manufacturer in China

Cas:844499-71-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Bluecrystal chem-union

We 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

Thieno[2,3-b]pyridine-5-carbonitrile,6,7-dihydro-4-hydroxy-3-(2'-hydroxy[1,1'-biphenyl]-4-yl)-6-oxo-

Cas:844499-71-4

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Shanghai Acmec Biochemical Technology Co., Ltd.

Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea

Acmec A-769662 50mg

Cas:844499-71-4

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

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

A769662

Cas:844499-71-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Antimex Chemical Limied

Our own factory produces direct sales with absolute price advantage Application:Pharmaceutical industry Transportation:By sea Port:Shanghai/tianjin

Thieno[2,3-b]pyridine-5-carbonitrile,6,7-dihydro-4-hydroxy-3-(2'-hydroxy[1,1'-biphenyl]-4-yl)-6-oxo-

Cas:844499-71-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hunan Russell Chemicals Technology 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:any port in China

BOC Sciences

GMP factory Packing with pallet as buyer's special request Best service after shipment with e-mail Cargos together with container sales seervice available Api, inhibitor, and fine chemicals for more than 6 years. Application:

A769662 cas 844499-71-4

Cas:844499-71-4

Min.Order:0 Metric Ton

Negotiable

Type:Trading Company

inquiry

Guangdong Juda Chemical Industrial Co.,Limited

Factory supply high purity low priceAppearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China

A-769662 CAS No.844499-71-4

Cas:844499-71-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

A 769662Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

A 769662

Cas:844499-71-4

Min.Order:0

Negotiable

Type:Other

inquiry

Hubei Jiutian Bio-medical Technology Co., Ltd

Our own factory produces direct sales with absolute price advantage Application:Pharmaceutical industry Transportation:By sea Port:Shanghai/tianjin

Thieno[2,3-b]pyridine-5-carbonitrile,6,7-dihydro-4-hydroxy-3-(2'-hydroxy[1,1'-biphenyl]-4-yl)-6-oxo-

Cas:844499-71-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Yuanye Bio-Technology Co., Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:2mg Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any port

Chemlyte Solutions

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

ZHEJIANG JIUZHOU CHEM CO.,LTD

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

A 769662

Cas:844499-71-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Amadis Chemical Co., Ltd.

1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G

A-769662

Cas:844499-71-4

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

HENAN SUNLAKE ENTERPRISE CORPORATION

1.Place of Origin China with Super quality by reasonable price. 2.Fast delivery by safe express way to all the country. 3.Has a number of highly qualified engineers and experts to provide guidance for reagents. 4.When you meet problems in min

Own lab offer 844499-71-4 C20H12N2O3S A 769662 for Multipurpose intermediate

Cas:844499-71-4

Min.Order:100 Gram

FOB Price: $500.0 / 600.0

Type:Trading Company

inquiry

Wuhan Sun-shine Bio-technology Corporation Limited

Wuhan Sun-shine Bio-technology Corporation Limited is specializing in the anticancer, antitumor,heart head blood-vessel,pharmaceutical intermediates,fine Chemicals production and customization. Company has strong ability of research and development

A-769662with factory price

Cas:844499-71-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Changzhou Extraordinary Pharmatech co.,LTD

Changzhou Extraordinary Pharmatech co., LTD. As a leading chemical manufacturer and supplier in China.DAS authentication is passed.We can provide the popular precursor chemicals, we have our own strong R & D team, have our own laboratories and fa

A-769662

Cas:844499-71-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Zhengzhou Kingorgchem Chemical Technology Co., Ltd.

1. Subsidiary of Institute of Chemistry, Henan Academy of Sciences, national research platform;2. About 30 years’ experience in this field since 1983;3. An experienced R&D team consisting of Doctors and Masters;4. Various types of analytical instrume

National Research Platform ISO 9001 844499-71-4

Cas:844499-71-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Watson International Ltd

Watson International Ltd' has a very strong R&D and technical capacity supported by FCAD's platform. The subsidiaries under FCAD Group have accumulated much know-how of different fine chemical branches. For example, Apnoke Scientific L

A-769662

Cas:844499-71-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

suzhou BetterBioChem Co., Ltd.

Betterbiochem is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in

A 769662

Cas:844499-71-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

4-hydroxy-3-(2′-hydroxy-[1,1′-biphenyl]-4-yl)-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carbonitrile
844499-71-4

4-hydroxy-3-(2′-hydroxy-[1,1′-biphenyl]-4-yl)-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carbonitrile

methylmagnesium bromide
75-16-1

methylmagnesium bromide

5-ethanimidoyl-4-hydroxy-3-(2'-hydroxy-1,1'-biphenyl-4-yl)thieno[2,3-b]pyridin-6(7H)-one

5-ethanimidoyl-4-hydroxy-3-(2'-hydroxy-1,1'-biphenyl-4-yl)thieno[2,3-b]pyridin-6(7H)-one

Conditions
ConditionsYield
In tetrahydrofuran at 0 - 20℃; for 4h;
4-hydroxy-3-(2′-hydroxy-[1,1′-biphenyl]-4-yl)-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carbonitrile
844499-71-4

4-hydroxy-3-(2′-hydroxy-[1,1′-biphenyl]-4-yl)-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carbonitrile

4-hydroxy-3-(2'-hydroxy-1,1'-biphenyl-4-yl)thieno[2,3-b]pyridin-6(7H)-one

4-hydroxy-3-(2'-hydroxy-1,1'-biphenyl-4-yl)thieno[2,3-b]pyridin-6(7H)-one

Conditions
ConditionsYield
Stage #1: 4-hydroxy-3-(2′-hydroxy-[1,1′-biphenyl]-4-yl)-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carbonitrile With sulfuric acid for 16h; Heating / reflux;
Stage #2: With sodium hydroxide pH=2;
4-hydroxy-3-(2′-hydroxy-[1,1′-biphenyl]-4-yl)-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carbonitrile
844499-71-4

4-hydroxy-3-(2′-hydroxy-[1,1′-biphenyl]-4-yl)-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carbonitrile

3-[4-(2-hydroxyphenyl)-phenyl]-4-hydroxy-5-iminomethyl-6-oxo-7H-thieno[2,3-b]-pyridine-6-one
844501-29-7

3-[4-(2-hydroxyphenyl)-phenyl]-4-hydroxy-5-iminomethyl-6-oxo-7H-thieno[2,3-b]-pyridine-6-one

Conditions
ConditionsYield
aluminum nickel In formic acid for 24h; Heating / reflux;
4-hydroxy-3-(2′-hydroxy-[1,1′-biphenyl]-4-yl)-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carbonitrile
844499-71-4

4-hydroxy-3-(2′-hydroxy-[1,1′-biphenyl]-4-yl)-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carbonitrile

ethyl bromoacetate
105-36-2

ethyl bromoacetate

{[4'-(5-cyano-4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridin-3-yl)-1,1'-biphenyl-2-yl]oxy}acetic acid

{[4'-(5-cyano-4-hydroxy-6-oxo-6,7-dihydrothieno[2,3-b]pyridin-3-yl)-1,1'-biphenyl-2-yl]oxy}acetic acid

Conditions
ConditionsYield
Stage #1: 4-hydroxy-3-(2′-hydroxy-[1,1′-biphenyl]-4-yl)-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carbonitrile With tetra-(n-butyl)ammonium iodide; potassium carbonate In acetone at 20℃; for 0.5h;
Stage #2: ethyl bromoacetate In acetone at 20℃; for 16h;

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