Synonyms
5-Pregnen-3β-ol-20-one; 3β-Hydroxy-5-pregnen-20-one, 3beta-Hydroxypregn-5-en-20-one;
Arthenolone; Pregnetan; Pregneton; Pregnolon
Technical Data
CAS: 145-13-1
Molecular Formula: C21H32O2
Molecular Weight: 316.48
Beilstein Registry Number: 2059026
EC Number: 205-647-4
FabriChem Specifications
ITEMS | SPECIFICATIONS |
---|---|
Appearance | White or almost white crystalline powder |
Assay | 99.0% Min. |
Melting Point | 185° – 194° C |
Specific Rotation | +27° – +30° |
Loss on Drying | 0.5% Max. |
Related Substances: | Any Impurity: 0.5% max. Total Impurities: 1.0% max. |
Particle Size | 80% through 20 μm |
Lead | 3 ppm Max. |
Arsenic (As) | 1 ppm Max. |
Mercury | 0.1 ppm Max. |
Cadmium | 1 ppm Max. |
Microbiology: | |
Total Count (Colony Units) | 1,000 CFU/g Max. |
Yeast & Mold | 100 CFU/g Max. |
E. Coli | Negative |
Salmonella | Negative |
Residual Solvents: | |
Methanol | 3,000 ppm Max. |
Ethanol | 5,000 ppm Max. |