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Nicotinic Acid Derivatives
TEL: +86-311-83070865 Ms. cher Lee
Add:NO.388jianhua N.Street Shijiazhuang City Hebei Province China
About Us
Shijiazhuang Dowell Chemical Co.,Ltd.Supplies the best productions by high-tech,cherishes the beautiful nature by green technics.

PROFILE: Shijiazhuang Dowell Chemical Co.,Ltd founded in 2006, it is a fine chemical private enterprise of technological development, technological service and industrial production. We consistently devote to new product development and production. We insist to build core competitiveness with scientific and technical innovation. A complete product system has been built: lab for basic research, semi-works for miniature customization, and factory for industrial manufacture. Our research direction and main service are medical and pesticide intermediate, developing prospective medical intermediate. A series of products are formed mainly including medicine and pesticide intermediates, pyridine derivatives. Especially for 2,2-Dimethyl Butyric Acid(DMBA) and 2,2-Dimethylbutyryl chloride(DMBC), our quality is stable and dependable. We have established product line of 3,3-Dimethyl Butyric Acid and 3,3-Dimethylbutyryl chloride, annual capacity reaches 400Mt. Capacity of 4-Chlorophenylhydrazine hydrochloride reaches 400Mt/year,Capacity of 4-Chlorophenylhydrazine hydrochloride reaches 720Mt/year, capacity of 1-(4-chlorophenyl)-3-hydroxy-1-h-pyrazole is 720Mt. capacity of 1-(4-Chlorophenyl)-3-[(2-nitrophenyl)methoxy]-1H-pyrazole is 400Mt. Besides some domestic distribution, our products are mainly sold to Europe, USA, India, Korea, etc.

QUALITY MANAGEMENT SYSTEM: We got ISO 9001 Quality System Certification in 2009. Our QA team is in charge of the whole production process: from raw material purchasing, product manufacture, to packing, stock control, and product delivery. As for quality testing, QC staffs are engaged in testing and monitoring the quality of raw material, intermediate, and final products. We pay great attention to quality control. For assuring stability of product quality, general manager is directly responsible for QA department.

INTELLECTUAL PROPERTY PROTECTION: Especially, In some custom processing conditions, In order to assure the security of clients` and our own intellectual property, we have built a strict confidentiality system, and all staffs must sign confidentiality agreement before entering company. Only few authorized staffs can contact with confidential material.

ADVANTAGE PRODUCTS AND TECHNOLOGIES: Specializes in carbonylation reaction, acylation, ammonolysis reaction, chiral synthesis,hydrogenation, esterification, hydrolysis, nitrification etc

Shijiazhuang Dowell Chemical Co.,Ltd.Organization Structural Chart:

(1)Medicine and pesticide intermediates:
Main productions including 2,2-Dimethyl Butyric Acid;2,2-Dimethylbutyryl chloride;Dimethylbutyryl-S-Methyl Mercaptopropionate;3,3-Dimethylbutyric acid;3,3-Dimethylbutyryl chloride;Glyoxylic acid monohydrate;Methyl (R)-(-)-3-hydroxybutyrate;4-Chlorophenylhydrazine hydrochloride;1-(4-chlorophenyl)-3-hydroxy-1-h-pyrazole;1-(4-Chlorophenyl)-3-[(2-nitrophenyl)methoxy]-1H-pyrazole etc.

(2)Pyridine derivatives:
Nearly sixty kinds of products have been successfully developed, Main products include: 2-Aminoisonicotinic acid and its methyl ester,2-Mercaptonicotinic acid, 2-Aminonicotinic acid, 5-Hydroxynicotinic acid and its methyl ester, 4-Chloronicotinic acid,4-Hydroxynicotinic acid and its methyl ester ,4-Nitro-3-picoline N-oxide,6-Methyl nicotinic acid,6-Aminonicotinic acid, 2-Amino-4-cyanopyridine, 5-Bromonicotinic acid ,5-Aminonicotinic acid, etc.

(3)Customize product:
We can offer customization based on client`s demand. Depend on the strong research and capacity, we can provide customized products from 1g to 100g,1000g 10kg,100kg and MT.

We scrupulously abide by our logo: faith as origin, quality as life, client’s satisfaction as principle. We hope to build good business relationship and have collaborative development with our clients.
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