CAS number： 57-83-0
Molecular formula： C21H30O2
molecular weight： 314.468
Chemical structure：
| Name of Product: | Progesterone | |
| Shelf Life: | 3 years | |
| Specification: | BP2014/EP8.0 | |
| Test Items | Specification | Results of Analysis |
| Character | White or almost white crystalline powder | Almost white crystalline powder |
| Identification | (1) Complies by IR | Conforms |
| (2) Complies by TLC | Conforms | |
| Specific Rotation | +186° to +194° | +191.6° |
| Loss on drying | Not more than 0.5% | 0.2% |
| Related substances | Individual impurity not more than 0.5% | 0.39% |
| Total impurities not more than 0.8% | 0.73% | |
| Assay | Contains 97.0% to 103.0% of C21H30O2 calculated on the dired basis | 99.6% |
