Megestrol acetate /CAS NO.: 595-33-5

English Synonyms: 17-(acetyloxy)-6-methylpregna-4,6-diene-3,20-dione;17-Acetoxy-6-methylpregna-4,6-diene-3,20-dione;17-alpha-acetoxy-6-dehydro-6-methylprogesterone;17alpha-Acetoxy-6-dehydro-6-methylprogesterone;17-Hydroxy-6-methylpregna-4,6-diene-3,20-dione17-acetate;5071;6-dehydro-6-methyl-17-alpha-acetoxyprogesterone;6-Dehydro-6-methyl-17alpha-acetoxyprogesterone 

CAS NO.: 595-33-5 

Quality Standard: EP5/USP34

Appearance: White or light yellow crystalline powder (methanol), odorless and tasteless. 

Assay: 99%

Molecular Formula:C24H32O4 

Molecular Weight:384.51

EINECS: 209-864-5 

Packing:5kg/tin,20kg/drum

Melting point 214-216 ℃. Soluble in acetone, slightly soluble in ethanol, ethyl ether, insoluble in water

Usage:

 1. Mainly used for short-acting oral contraceptives, also can be used for intramuscular injection of long-acting contraceptives.

 2. For the treatment of dysmenorrhea, amenorrhea, dysfunctional uterine bleeding, endometriosis and endometrial adenocarcinoma