Triclabendazole

CAS 68786-66-3 2 FDA-DMF suppliersSmall Molecule

Overview

Triclabendazole is a small molecule active pharmaceutical ingredient (ChEMBL CHEMBL1086440).

Patent & exclusivity (US)

Per the FDA Orange Book (1 approved US product), the latest listed US patent on Triclabendazole expires and exclusivity 13 Feb 2026. Generic API sourcing typically opens up once these lapse.

Chemical identity

IUPAC name
6-chloro-5-(2,3-dichlorophenoxy)-2-methylsulfanyl-1H-benzimidazole
Canonical SMILES
CSC1=NC2=CC(=C(C=C2N1)Cl)OC3=C(C(=CC=C3)Cl)Cl
InChIKey
NQPDXQQQCQDHHW-UHFFFAOYSA-N

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