Finrozole

Finrozole

Names
Preferred IUPAC name 4-[(1R,2S)-3-(4-Fluorophenyl)-2-hydroxy-1-(1H-1,2,4-triazol-1-yl)propyl]benzonitrile
Identifiers
CAS Number	160146-17-8 Y
3D model (JSmol)	Interactive image
ChEMBL	ChEMBL2218882
ChemSpider	5293483
ECHA InfoCard
E number
PubChem CID	6918277
UNII	40028KHQ6B Y
CompTox Dashboard (EPA)	{{#property:P3117}}
InChI InChI=1S/C18H15FN4O/c19-16-7-3-13(4-8-16)9-17(24)18(23-12-21-11-22-23)15-5-1-14(10-20)2-6-15/h1-8,11-12,17-18,24H,9H2/t17-,18+/m0/s1 Key: SLJZVZKQYSKYNV-ZWKOTPCHSA-N
SMILES C1=CC(=CC=C1C[C@@H]([C@@H](C2=CC=C(C=C2)C#N)N3C=NC=N3)O)F
Pharmacology
ATCvet code	QG03XX90 (WHO)
Legal status	EU: Rx-only
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Finrozole is an aromatase (CYP19A1) inhibitor.

Finrozole was authorized for veterinary use in the European Union in April 2025.

Medical uses

Finrozole is indicated to shorten the pro-oestrus and oestrus period, reduce clinical signs of heat and reduce the risk of pregnancy.