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USP Medroxyprogesterone Acetate CAS 71-58-9 Medroxyprogesterone 17-acetate


CAS 71-58-9 Medroxyprogesterone 17-acetate

English name: Medroxyprogesterone 17-acetate

17a-Hydroxy-6a-methyl-4-pregnene-3,20-dione acetate; Depo-provera; 17a-Hydroxy-6a-methyl-4-pregnen-3,20-dione acetate;

CAS NO .: 71-58-9

EC NO.:200-757-9

Molecular weight: 386.53

Molecular formula: C24H34O4

Quality standard: USP39

Content: 99%

Physical and chemical properties:

Density: 1.13 g / cm3

Melting point: 206-207 ° C (lit.)

Boiling point: 496.4 ° C at 760 mmHg

Flash point: 213.2 ℃

This product is white or almost white crystalline powder; odorless.


This product is very easy to dissolve in chloroform, dissolved in acetone, slightly soluble in ethyl acetate, ethanol in the slight soluble in water insoluble.


1) The melting point is 202 to 208 ° C.


2) than the degree of rotation to take this product, accurately weighed, add chloroform and quantitative dilution made per 1ml containing about 10mg of the solution, according to the determination (Appendix Ⅵ E), the specific rotation should be +53 ° to + 59 °.

Uses: Large doses can be used as long-acting contraceptives. Mainly used for the treatment of dysmenorrhea, functional amenorrhea, functional uterine bleeding, threatened abortion or habitual abortion, endometriosis, advanced breast cancer, endometrial adenocarcinoma and kidney cancer.

Packing : 10g/al-foil bag, 100g/al-foil bag,1kg/al-foil bag ,5KG/al-foil bag,25kg/drum