Ursodeoxycholic acid

• Product NameUrsodeoxycholic acid
  CAS No.128-13-2
  Purity99%
  Min Quantity1000Kilograms
  Price1~2
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  Molecular Structure

Detailed Description

Ursodeoxycholic acid
Synonyms: 7beta-hydroxylithocholic acid; 6beta-cholanic acid-3a, 7beta-diol; (6-beta)-cholanic acid-(3-alpha)-(7-beta)-diol; 3a, 7b-dihydroxy-5b-cholan-24-oic acid; 3alpha, 7beta-dihydroxy-5beta-cholanic acid; 3alpha, 7beta-dihydroxy-5beta-cholan-24-oic acid; 3alpha, 7beta-dihydroxy-6beta-cholan-24-oic acid; 3alpha, 7beta-dioxycholanic acid
Cas: 128-13-2
Mf: C24h40o4
Mw: 392.57
Einecs: 204-879-3
Product categories: Bile acids; Biochemistry; Steroids; Intermediates & fine chemicals; Pharmaceuticals; DEPAC
Chemical properties: White crystalline powder
Assay:99%
Usage: Anticonvulsant, used as an anticholelithogenic. Epimer with chenodiol with respect to the hydroxyl group at c7.
Packing:25kg/drum or as required

Test item Test standard Test result
Appearance White or almost white crystalline powder, without stink. Taste bitter. Complies
Solubility Almost insoluble in water; Soluble in methanol and in glacial acetic acid; Slightly soluble in chloroform. Complies
Identification EP 5.0 Complies
Specific Optical Rotation +58°- +62° +59.5°
Chloride ≤0.02% Complies
Sulfate ≤0.05% Complies
Arsenic Salt ≤2ppm Complies
Barium Salt None Complies
Melting Point 200?? -204?? 200.9-202.7??
Loss on Drying ≤1.0% 0.04%
Lazing Residue ≤0.1% 0.08%
Heavy Mental ≤10ppm Complies
Assay (Titration) ≥99%--101% 99.3%
Related Substance(TLC) Chenodeoxycholie Acid Lithocholic Acid Cholic Acid Unidentified No more than1.0% No more than0. 1% No more than0.5% No more than0.25% Complies

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• Ursodeoxycholic acid