Cychlorphine

Not to be confused with Cyclorphan.

Cychlorphine (N-Propionitrile chlorphine) is a chemical compound which has been sold as a designer drug, reported in five European countries since 2024, and in the USA. It is similar in chemical structure to known opioid agonists such as brorphine and spirochlorphine, and is claimed to be an opioid with similar or slightly higher potency than fentanyl, but no pharmacological data for cychlorphine has been published.^[1][2][3]

Cychlorphine

Identifiers
CAS Number	16145-71-4
PubChem CID	201662
ChemSpider	174605
Chemical and physical data
Formula	C23H25ClN4O
Molar mass	408.93 g·mol−1
3D model (JSmol)	Interactive image
SMILES CC(C1=CC=C(C=C1)Cl)N2CCC(CC2)N3C4=CC=CC=C4N(C3=O)CCC#N
InChI InChI=1S/C23H25ClN4O/c1-17(18-7-9-19(24)10-8-18)26-15-11-20(12-16-26)28-22-6-3-2-5-21(22)27(23(28)29)14-4-13-25/h2-3,5-10,17,20H,4,11-12,14-16H2,1H3 Key:SWWAVNFEFVMDAG-UHFFFAOYSA-N

See also

• Bezitramide
• List of orphine opioids