Carfentanil or carfentanyl is a structural analog of the synthetic opioid analgesic fentanyl. Carfentanil was first synthesized in 1974 by a team of chemists at Janssen Pharmaceutica which included Paul Janssen. The effects of carfentanil, including overdose, can be reversed by naloxone
CAS ID: 59708-52-0
Molar mass: 394.512 g/mol
Other names: Methoxycarbonyl-fentanyl
Trade name: Wildnil.