Oral Steroid

Finasteride

CAS 98319-26-7
Formula C₂₃H₃₆N₂O₂
Half-life 5-6 hours (oral)

Chemical Identity

CAS Number	`98319-26-7`
IUPAC Name	N-tert-butyl-3-oxo-4-aza-5alpha-androst-1-ene-17beta-carboxamide
Molecular Formula	C₂₃H₃₆N₂O₂
Molecular Weight	372.55 g/mol
SMILES	`CC(C)(C)NC(=O)[C@H]1CC[C@@H]2[C@@]1(C)CC[C@H]3[C@H]2CC[C@@H]4NC(=O)C=C[C@]34C`
InChIKey	`DBEPLOCGEIEOCV-WSBQPABSSA-N`
Melting Point	252-254 °C
Solubility	Freely soluble in chloroform, ethanol; practically insoluble in water
Half-life	5-6 hours (oral)

Pharmacological Profile

Aromatisation	None
Hepatotoxicity	Low

Known trade names

Propecia
Proscar
Finasteride

External references

PubChem CID 57363
PubMed clinical literature
Wikipedia overview

Data sourced from peer-reviewed pharmacological literature and authoritative chemical databases (PubChem, DrugBank, ChEBI). Provided for identification and research reference only — not medical advice.