An orally active progestogen used in hormone replacement therepy (HRT), in the past has been used as a component of oral contraceptives. Synonyms: 6alpha-17-Hydroxy-6-(methyl-d3)-pregn-4-ene-3,20-dione, 17alpha-Hydroxy-6alpha-methyl -progesterone, 17-Hydroxy-6alpha-methylpregn-4-ene-3,20-dione, NSC 27408, Medroxyprogesterone Acetate USP Related Compound B CAS Number: 520-85-4 Molecular Formula: C22H32O3 Molecular Weight: 344.49 Appearance: White to off-white crystalline powder Purity: 97.0~103.0% Melting Point: 198-200C Identification(IR): IR spectrum of sample corresponds to with that of reference standard Specific Rotation: +47~+53 Related Substances: Impurity F: 0.5% Impurity D: 1.0% Impurity B: 0.7% ImpurityA: 0.3% Impurity C,E,G,I: 0.2% Unspecified Impurity: 0.1% Total: 1.5% Loss On Drying: 1% Solubility: Practically insoluble in water, freely soluble in methylene chloride, soluble in acetone, sparingly soluble in ethanol. Residual Solvents: Methanol: 3000ppm Ethanol: 5000ppm Dichloromethane: 600ppm Tetrahydrofuran: 720ppm DMF: 880ppm Conforms to EP9.0
Molekulargewicht:
344.49
Formulierung:
White to off-white crystalline powder
CAS Nummer:
[520-85-4]
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