|
Appearance |
white or yellowish crystalline powder. |
|
Solubility |
: Practically insoluble in water, sparingly soluble in acetone, in ethyl acetate and in methanol. |
|
Identification |
I.R. Melting Point: 206~211°C |
|
Assay |
98.0~102.0% |
|
Specific Rotation |
20°~ +24°( in methylene chloride) |
|
Sulphated Ash |
0.1%max |
|
Related Substances(by HPLC) |
17b-hydroxy-1a-methylandrost-4-en-3-one : 0.5%max Any other impurity: 0.25%max Total Impurities: 0.75%max Disregard limit: 0.05%max |
|
Impurity B(by TLC) |
1a-methyl-5a-androstane-3b,17b-diol : 0.5%max |
|
Particle Size |
100%min ≤ 20 microns |
|
Loss on Drying |
≤0.5% |
|
Assay |
≥98.0% |
Specifications︰
CAS:1424-00-6
MF:C20H32O2
MW:304.47
EINECS:215-836-3
Synonyms:Acetonitrile (test Mesterolone, 1.0 mg/mL);Mesterolone (CIII);(1α,5α,17β)-17-hydroxy-1-Methylandrostan-3-one;1α-Methyl-17β-hydroxy-5α-androstan-3-one;1α-Methyl-5α-dihydrotestosterone;NSC 75054;Mesterolone(Proviron);(1S,5S,8R,9S,10S,13S,14S,17S)-17-hydroxy-1,10,13-triMethyltetradecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one
