Megestrol acetate
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
EINECS: 209-864-5
Assay: 99%
Molecular Formula:C24H32O4
Molecular Weight:384.51
Packing:5kg/tin,1KG/foil bag or as required
Appearance: White or light yellow crystalline powder (methanol), odorless and tasteless.
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
Megestrol acetate COA:
Test Items | Specification | Test Results |
Appearance | White to creamy white crystalline powder | White crystalline powder |
Identification | IR | Complies |
Completeness of solution | Meets the requirements.500mg being | Complies |
dissolved in 10ml of acetone | ||
Solubility | Insoluble in water, sparingly soluble in | Complies |
alcohol. Slightly soluble in ether and in | ||
fixed oils, soluble in acetone; very soluble | ||
in chloroform. | ||
Melting range | 213ºC~220ºC | 217ºC |
Specific optical rotation | +8.8°~ +12.0° | +11.6° |
Water | ≤0.5% | 0.1% |
Residue roration | ≤0.2% | 0.06 |
Heavy metals | ≤0.002% | Complies |
Assay | 97.0%~103.0% | 99.6% |
Residual solvents | Methanol≤1000ppm | 74ppm |
Ethanol≤1000ppm | 39ppm | |
Methylene chloride≤500ppm | 28ppm | |
Tetrahydrofuran≤300ppm | ND | |
Benzene≤2ppm | ND |
Related supply list:
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Estradiol Cypionate CAS:313-06-4
Estradiol enantate CAS: 4956-37-0
Eplerenone CAS: 107724-20-9
Progesterone CAS:57-83-0
Medroxyprogesterone Acetate CAS: 71-58-9
Ethisterone CAS : 434-03-7
Norethisterone CAS:68-22-4
Ethynyl estradiol CAS:57-63-6
Ethynodiol diacetate CAS:297-76-7
Chlormadinone acetate CAS.: 302-22-7
Cyproterone acetate CAS.: 427-51-0
Estradiol valerate CAS: 979-32-8
Estradiol Benzoatae CAS:50-50-0
Estrone CAS: 53-16-7
Estriol CAS: 50-27-1
19-Norethindrone acetate CAS:51-98-9
Norethisterone enanthate CAS:3836-23-5
Megestrol acetate CAS.: 595-33-5
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With our years of experience, advanced technology and continuous research, our quality is to fully meet the needs of the market to meet the requirements of customers, many customers use our products, we believe that the product is very good. Whether it is a powder, or liquid, yes, we all know, our liquid better.
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Product name:Megestrol acetate CAS Registry Number:595-33-5 Assay:99% Molecular Formula:C24H32O4 Molecular weight:384.52 Appearance:White or slightly yellow crystalline powder Place of Origin:China Mainland Package:Food packing,commodity packing,cosmetics packing and a series ...
PT141 Acetate Cas No. :32780-32-8 Molecular Formula :C50H68N14O10 Molecular Weight :1025.2 Purity (HPLC):98.0%min. Appearance :White powder Single Impurity (HPLC) :1.0%max Amino Acid Composition :10% of theoretical Peptide Content (N%):80.0% Water Content(Karl Fischer) :6.0% ...