Progesterone Usp 57-83-0 Api Bulk Drugs Manufacturer Name of API:PROGESTERONE USPCAS NO: 57-83-0 Category:-Drugs Affecting the Hormonal SystemsSub category:-Estrogens, Progestins and ContraceptivesUSES:Progestins and ContraceptivesMOLECULAR WEIGHT:314.46 MOLECULAR FORMULA:C21H30O2 CHEMICAL NAME:Pregn-4-ene-3,20-dioneSpecifications:1.Appearance:-White or creamy white, odorless, crystalline powder2.Solubility:-Practically insoluble in water; soluble in alcohol, in acetone, and in dioxane; sparingly soluble in vegetable oils. 3.Identification:-By IR 4.Specific Optical Rotation at 20 0 C (Anhydrous Basis) :-Between +175 to +1835.Loss on drying:-NMT 0.5%6.Assay HPLC:-97.0%103.0%7.Melting Temperature:- 126131