Changde Yungang Biotechnology Co., Ltd
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Business Type:Manufacturers
Tel: +86-736-7391178
Mobile: +86 18507362893
Tel: +86-736-7391178
Fax: +86-736-7382308
URL: http://www.cdyg.com
Province/state: Hunan
City: Changde
Street: Qiaonan Industrial Park, Changde City, Hunan Province
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CAS NO.128-13-2
provide 128-13-2 Pharmaceutical grade in China
Specification
|
Item |
Specification |
Result |
|
Appearance |
White or almost white powder |
Complies |
|
Assay (titration) |
≥99.0% |
99.8% |
|
Solubility |
Soluble in alcohol, Acetone, Methylene chloride |
Complies |
|
Identification |
IR, TLC and Chrominance test |
Complies |
|
Melting point |
~202°C |
Complies |
|
Specific Optical Rotation |
58~62o |
|
|
Heavy metals |
20ppm |
|
|
Loss on drying |
1.0% |
0.08% |
|
Sulphated ash |
0.1% |
0.05% |
|
Sesidual solvents |
Acetone ≤0.5% |
0.22% |
|
Methanol≤ 0.3% |
Not detected |
|
|
Secondary butyl alcohol ≤0.5% |
Not detected |
|
|
Related substance(TLC)
|
Lithocholic acid≤0.1% |
Complies |
|
Cholic acid≤0.5% |
Complies |
|
|
CDCA≤1.0% |
Complies |
Description
Details of Ursodeoxycholic Acid
CAS No.: 128-13-2
Other Names: UDCA
MF: C24H40O4
Grade Standard: Medicine Grade
Purity: 99% min
White or almost white powder
Application
Chenodeoxycholic Acid CAS NO.:474-25-9
Source: extracted from poultry bile
Quality standard：HPLC≥98.0% ；HPLC≥95.0% ；HPLC≥90.0%
Effect and use: with anti-inflammatory, cough, expectorant, dissolution of stones and so on.
Ursodeoxycholic acid is used for the dissolution of cholesterol gallstones and prevention of drug-induced gallstones. Ursodeoxycholic acid can also be used for the treatment of stearrhea.
About us：
Changde Yungang Biotechnology Co., Ltd. is an export-oriented hi-tech enterprise; we are mainly engaged in the research, development, manufacturing and trade of pharmaceutical intermediates. Staring from the innovations of technology and product, Yungang is striving to develop new products and technologies; we are working hard for promoting its competitive force and sustainable developing capacity. Led by Deng Jiaguo (the founder and general manager of Yungang), we adopt the latest technologies to produce Ursodeoxycholic acid and chenodeoxycholic acid serial products. The preparation method of chenodeoxycholic acid has passed the authentication of technical achievement of our province and got several Chinese patents. At present, our Ursodeoxycholic acid can meet the standards of CP, USP and JP; Meanwhile, we also offer other specifications of products to customers with special requirements. Now, our main products including Ursodeoxycholic acid, chenodeoxycholic acid, Hyodeoxycholic acid, Cholic acid, Deoxycholic acid, Dehydrocholic acid and bacteria quarantine series such as bile salts of cow, bile salts 3, bile salts of fowl, cattle goll powder, bile powder of pig, deoxidization sodium cholate, and so on. Relying on the excellent strength of Chinese hi-tech enterprise and upholding such idea and culture spirit of "Honest, Unity, Be practical, be enterprising, be creative", we are working for customers' demands. Yungang looks forward to cooperating with you.
White of 128-13-2 white crystalline of crystalline powder Ursodesoxycholic Acid
