Cyproterone Acetate
English Synonyms: 1,2-alpha-methylene-6-chloro-delta-(sup4,6)-pregnadiene-17-alpha-ol-3,20-dio;1,2-alpha-methylene-6-chloro-delta(sup6)-17-alpha-hydroxyprogesteroneacetat;1,2-alpha-methylene-6-chloro-pregna-4,6-diene-3,20-dione17-alpha-acetate;17-alpha-acetoxy-6-chloro-1-alpha,2-alpha-methylenepregna-4,6-diene-3,20-dio;20-dione,6-chloro-17-hydroxy-1-alpha,2-alpha-methylene-pregna-6-diene-3;6)-pregnadiene-17-alpha-ol-3,20-dione17-2-alpha-methylene-6-chloro-(sup4;6-chlor-delta(sup6)-1,2-alpha-methylen-17-alpha-hydroxyprogesteronacetat;6-chloro-1,2-alpha-methylene-17-alpha-hydroxy-delta(sup6)-progesteroneaceta
CAS NO.: 427-51-0
Molecular Formula:C24H29ClO4
Molecular Weight:416.94
EINECS:207-048-3
Assay: 98%
Appearance: White crystalline powder
Usage: Anti-androgen for the treatment of men with BPH, and can be used as male contraceptive
Quality Standard: EP5
Packing:1kg/foil bag
Product Name Cyproterone Acetate Quantity 130kg
Batch No 140401 Packing
Produce Date 2014.04.01 Report Date 2014.04.02
Description White or almost white Crystalline Powder
Ref.Standard EP6 Standard
Results of Analysis Tests
Test Analysis Standard Results of Analysis
Identification Requirements Standard Conform
Melting Point About 210 210.5
Specific Rotation +152°~+157° +155°
Loss On Drying ≤0.5% 0.24%
Related Substance by HPLC ≤0.5% Not more than 0.5% 0.3%
Assay 97.0-103.0% 99.8%
Sulphate ash ≤0.1% Not more than 0.1% 0.035%
Conclusion The specification conform with EP6
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
Megestrol acetate CAS.: 595-33-5
Estradiol CAS:50-28-2
17alpha-Oestradiol CAS: 57-91-0
Estradiol Cypionate CAS:313-06-4
Estradiol enantate CAS: 4956-37-0
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
Testolactone CAS:968-93-4
Eplerenone CAS: 107724-20-9
Progesterone CAS:57-83-0
Medroxyprogesterone Acetate CAS: 71-58-9
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