China Pharmaceutical Raw Material 99% Clobetasole Propionate Bulk Clobetasol Propionate Powder, Find details about China Powder Clobetasol Propionate, Clobetasol Propionate Skin from Pharmaceutical Raw Material 99% Clobetasole Propionate Bulk Clobetasol Propionate Powder
Product Name | Clobetasol propionate |
CAS | 25122-46-7 |
Appearance | White crystalline powder |
MF | C25H32ClFO5 |
Molecular Weight | 466.97 |
Purity | 99% |
Storage | Keep in a cool, dry, dark location in a tightly sealed container or cylinder |
Shelf Life | 24 Months |
Item | Specification | Result |
Appearance | White to cream, crystalline powder | White crystalline powder |
Identification (by IR) | Conforms to the CRS spectrum | Conforms |
Melting Point | Approximately 196 °C | 196°C |
Specific rotation | +98°~+104°(dried substance) | +99.7° |
Loss on drying | ≤2.0% | 0.20% |
Residue on ignition | ≤0.1% | 0.06% |
Heavy metals | ≤20ppm | Conforms |
Related substance (by HPLC) | Any impurity ≤1.0% | 0.22% |
Total impurities ≤2.0% | 0.31% | |
Assay(by HPLC) | Contains 97.0% to 102% of C25H32CIFO5 calculated on dried basis | 99.90% |
Residual solvents | Ethanol ≤3000ppm | 262ppm |
Aceton ≤500ppm | Undetected(LOD 4ppm) | |
Pyriding ≤100ppm | Undetected(LOD 3ppm) | |
N,N-Dimethylformamide ≤100ppm | Undetected(LOD 10ppm |
Xi'an Wucine Bio Industries Inc is a national key high-tech enterprise,which mainly specializes
in the R&D,operation and production of pharmaceuticals,and intermediates.Our company is
situated in E&T development zone,xi'an city shaanxi,it is easy of access.Our company has
independent R&D center,raw material synthesis workshop,has advanced quality instruments
and equipmentm,several product patents there are 15 experts in our research team.We insist
in innovation and produce high quality products.