Cyproterone Acetate
Competitive price and top quality
Specifications:
Cyproterone acetate
CAS No: 427-51-0
EINECS No: 207-048-3
Molecular formula: C24H29ClO4
Molecular weight: 416.9377
Molecular Formula:C24H29ClO4
Molecular Weight :416.9
Assay: >99.0%(by HPLC)
97.0 ~ 103.0%(by UV)
Mp: 208.0 ~ 213.0
Specific rotation: +147.0 ~ +152.0(1.0% chloroform)
+152.0 ~ +157.0(1.0% acetone )
Loss on drying:<0.5%
Max. single impurity:<0.5%
Total impurities:<1.5%
Ash: <0.1%
Heavy metal: <20ppm
|
Contents of testing
|
Specifications
|
Results
|
|
Appearance
|
White or almost white crystalline powder
|
Complies
|
|
Identification (by IR)
|
A. Conforms to the CRS spectrum
|
Complies
|
|
Specific optical rotation
|
+152°~±157°(dried substance)
|
+154.6°
|
|
Related substances(by HPLC)
|
Total impurities ≤0.5%
|
0.35%
|
|
Loss on drying
|
≤0.5%
|
0.2%
|
|
Sulfated ash
|
≤0.1%
|
0.06%
|
|
Assay(by UV)
|
Contains 97.0% to 103.0% of C24H29ClO4
Calculated on dried basis
|
101.8%
|
|
Conclusion:
|
Conform to Ph.EUR.6.0
|
Packing details:
|
