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Best Price CAS 14605-22-2 Tauroursodeoxycholic Acid 99% TUDCA Bulk Powder | ||
Product Name | Tauroursodeoxycholic Acid | |
Other Name | TUDCA | |
Purity | 99% | |
CAS No | 14605-22-2 | |
Molecular Formula | C26H45NO6S.2H2O | |
Molecular Weight | 499.7 | |
Appearance | White crystalline powder | |
Resource | Synthetic |
Items | Requirements | Results | ||
Appearance | White or off-white crystalline powder | White crystalline powder | ||
Solubility | Freely soluble in Methanol and ethanol. Sparingly soluble in water. Practically insoluble in ethyl acetate and acetone. | Conforms | ||
Specific optical rotation | +45.0° to +47.0° | +46.0° | ||
Water | 6.0%~8.0% | 7.0% | ||
Sulphate Ash | ≤0.1 % | 0.03 % | ||
Related substances(TLC) | ||||
Taurine | ≤ 0.2% | Not detected | ||
Ursodeoxycholic Acid | ≤ 0.5% | < 0.5% | ||
Total unspecified impurities | ≤ 0.5% | Not detected | ||
Related substances | ||||
Taurochenodeoxycholic Acid | ≤ 1.0% | 0.02% | ||
Any other impurity | ≤ 0.10 % | 0.03% | ||
Total unspecified impurities | ≤ 0.5% | 0.03% | ||
Heavy metal | ≤ 20 ppm | < 20ppm | ||
Residual solvents | ||||
Acetone | ≤ 5000ppm | 2.8 ppm | ||
Ethyl acetate | ≤ 5000ppm | Not detected | ||
Assay C16H45NO6S•2H2O | 98.0 %~102.0 % | 99.2% | ||
Microbiological Test | ||||
Total plate count | ≤ 1000 CFU/g | <10 CFU/g | ||
Yeast and mold | ≤ 100 CFU/g | <10 CFU/g | ||
E. Coli | Negative in 1 g | Not detected |
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