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Systematic (IUPAC) name
1,3-dimethyl-4-phenylazepan-4-yl propionate
Clinical data
Legal status
  • Schedule I (US)
CAS number 77-14-5
ATC code None
PubChem CID 60969
ChemSpider 54931 YesY
UNII S23189WW7E YesY
Chemical data
Formula C17H25NO2 
Mol. mass 275.39 g/mol
 YesY (what is this?)  (verify)

Proheptazine is an opioid analgesic from the phenazepine family. It was invented in the 1960s.[1]

Proheptazine produces similar effects to other opioids, including analgesia, sedation, euphoria, dizziness and nausea.

In the United States it is a Schedule I Narcotic controlled substance with an ACSCN of 9643 and a 2013 annual aggregrate manufacturing quota of zero.


  1. ^ Diamond J, Bruce WF, Tyson FT. Synthesis and Properties of the Analgesic DL-α-1,3-dimethyl-4-phenyl-4-propionoxyazacycloheptane (Proheptazine). Journal of Medicinal Chemistry. 1964 Jan;7:57-60.