Doxepin

CAS 1668-19-5 5 FDA-DMF suppliersSmall Molecule

Overview

Doxepin is a small molecule active pharmaceutical ingredient (ChEMBL CHEMBL1628227).

API suppliers (5)

Suppliers of Doxepin backed by a verifiable FDA Type II Drug Master File. Source: FDA quarterly DMF list.

  • TAPI NL BV1 active DMF
  • TAPI NL BV1 active DMF
  • TAPI NL BV1 active DMF
  • SUMIKA FINE CHEMICALS CO LTD
  • BOEHRINGER MANNHEIM GMBH

Patent & exclusivity (US)

Per the FDA Orange Book (106 approved US products), the latest listed US patent on Doxepin expires 6 Sept 2030. Generic API sourcing typically opens up once these lapse.

Chemical identity

IUPAC name
3-(6H-benzo[c][1]benzoxepin-11-ylidene)-N,N-dimethylpropan-1-amine
Canonical SMILES
CN(C)CCC=C1C2=CC=CC=C2COC3=CC=CC=C31
InChIKey
ODQWQRRAPPTVAG-UHFFFAOYSA-N

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