83-44-3 Animal Pharmaceuticals Anti-Allergic Agents, Deoxycholic Acid
Product name
Deoxycholic acid, CAS: 83-44-3
Packaging, Storage &Shelf Life
Package
1kg/bag,25kg/ drum
Storage
Stored in original packaging for two years at a temperature not exceeding 40°C.
Shelf life
2 years if sealed and stored properly.
Specification
ITEMS |
STANDARDS |
RESULTS |
Appearance |
White fine powder |
Conform |
Solubility |
Practically insoluble in water, freely soluble in ethanol(96 percent) ,slightly soluble in acetone, practically insoluble in methylene chloride. |
Conform |
Identification |
Infrared absorption, TLC and chrominance test |
Conform |
Melting point |
About 202°C |
201.5°C |
Specific optical rotation |
[a]D20+58.0’ and +62.0’ |
+60.3’ |
Heavy metals |
≤20PPM |
Conform |
Loss on drying |
≤1.0% |
0.10% |
Sulphated ash |
≤0.1% |
0.05% |
Residual solvents |
Acetone ≤0.5% Methanol≤0.3% Secondary butyl alcohol≤0.5% |
0.24% None None |
Assay(Titration) |
98.0%-101.0%(on the dried basis) |
99.50% |
Related substance(TLC) |
Lithocholic acid:≤0.1% Cholic acid ≤0.5% Chenodeoxycholic acid ≤1.0% Others:≤0.25% |
Conform Conform Conform Conform |
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