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Current Position： > Product > Drug Impurities > Finasteride
Finasteride GT（Brexpiprazole Impurity A ,Finasteride Impurity 18）
Catalog No: PI20040041     Product Name: Finasteride GT（Brexpiprazole Impurity A ,Finasteride Impurity 18）
CAS No:4640-41-9 ||Chemical Formula:C8H2Cl2N2O2||Molecular Weight:229.01600||Exact Mass:227.94933||4,5-dichloro-3,6-dihydroxyphthalonitrile
Finasteride
Catalog No: PI20040000     Product Name: Finasteride
CAS No:98319-26-7||Chemical Formula:C23H36N2O2||N-(1,1-Dimethylethyl)-3-oxo-4-aza-5α-androst-1-ene-17β-carboxamide
Finasteride impurity A (EP)
Catalog No: PI20040001     Product Name: Finasteride impurity A (EP)
CAS No:98319-24-5||Chemical Formula:C23H38N2O2||N-(1,1-dimethylethyl)-3-oxo-4-aza-5α-androstane-17β-carboxamide (dihydrofinasteride)
Finasteride impurity B (EP)
Catalog No: PI20040002     Product Name: Finasteride impurity B (EP)
CAS No:103335-41-7||Chemical Formula:C20H29NO3||methyl 3-oxo-4-aza-5α-androst-1-ene-17β-carboxylate
Finasteride impurity C (EP)
Catalog No: PI20040003     Product Name: Finasteride impurity C (EP)
CAS No:1800205-94-0||Chemical Formula:C23H34N2O2||N-(1,1-dimethylethyl)-3-oxo-4-azaandrosta-1,5-diene-17β-carboxamide (Δ5-finasteride)
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