Cantharidin

CAS 56-25-7 1 FDA-DMF supplierSmall Molecule

Overview

Cantharidin is a small molecule active pharmaceutical ingredient (ChEMBL CHEMBL48449).

Patent & exclusivity (US)

Per the FDA Orange Book (1 approved US product), the latest listed US patent on Cantharidin expires 19 Feb 2041 and exclusivity 20 Jul 2028. Generic API sourcing typically opens up once these lapse.

Chemical identity

IUPAC name
(1S,2R,6S,7R)-2,6-dimethyl-4,10-dioxatricyclo[5.2.1.02,6]decane-3,5-dione
Canonical SMILES
C[C@@]12[C@H]3CC[C@@H]([C@@]1(C(=O)OC2=O)C)O3
InChIKey
DHZBEENLJMYSHQ-XCVPVQRUSA-N

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