Finasteride (Proscar)

Finasteride (Proscar) English :(5alpha,17beta)-(1,1-dimethylethyl)-3-oxo-4-azaandrost-1-ene-17-carboxamide;17beta-(n-tert-butylcarbamoyl)-4-aza-5alpha-androst-1-en-3-one;4-azaandrost-1-ene-17-carboxamide,n-(1,1-dimethylethyl)-3-oxo-,(5-alpha,17-be;4-azaandrost-1-ene-17-carboxamide,n-(1,1-dimethylethyl)-3-oxo-,(5alpha,17beta CAS NO.: 98319-26-7 Melecular Formula:C23H36N2O2 Molecular Weight:372.54 Assay: 99% Standard:USP, enterprise standard Appearance: White or white crystalline solid.

Soluble in chloroform, dimethyl sulfoxide, ethanol, methanol or propanol, insoluble in propylene glycol or polyethylene glycol 400 Usage:Inhibitor of 5α-reductase, the enzyme which converts testosterone to the more potent androgen, 5α-dihydrotestosterone. Antialopecia agent.

The drug can be very effective in reducing blood and dihydro testosterone within the prostate. Finasteride no affinity to the androgen receptor Packing:foil bag or as required

Test Items Specification Test Results Description White or off-white crystalline powder Off-white crystalline powder Specific rotation -56°~-60° -58.2° Identification IR Matches with working standard Complies HPLC Solubility Freely soluble in chloroform and in alcohol; Very slightly soluble in water Conform Heavy metals ≤10ppm ＜10ppm Water ≤0.3% 0.22% Residue on ignition ≤0.1% 0.05% Relative material Maximum impurities≤0.5% 0.36% Total impurities≤1.0% 0.52% Assay 98.5~101.0% 99.68%