Chemistry:P-Methoxyfentanyl

Short description: Synthetic opioid analgesic

P-Methoxyfentanyl

Identifiers
IUPAC name N-(4-methoxyphenyl)-N-[1-(2-phenylethyl)piperidin-4-yl]propanamide
CAS Number	1688-41-1
PubChem CID	527012
UNII	L9MX8N0TEF
Chemical and physical data
Formula	C23H30N2O2
Molar mass	366.505 g·mol−1
3D model (JSmol)	Interactive image
SMILES CCC(=O)N(C1CCN(CC1)CCC2=CC=CC=C2)C3=CC=C(C=C3)OC
InChI InChI=1S/C23H30N2O2/c1-3-23(26)25(20-9-11-22(27-2)12-10-20)21-14-17-24(18-15-21)16-13-19-7-5-4-6-8-19/h4-12,21H,3,13-18H2,1-2H3 Key:QKQAUPIOVFHVJI-UHFFFAOYSA-N

para-Methoxyfentanyl or p-methoxyfentanyl or 4-methoxyfentanyl is a potent short-acting synthetic opioid analgesic drug. It is an analog of fentanyl, with similar effects but slightly lower potency.

See also

• 3-Methylbutyrfentanyl
• 4-Fluorobutyrfentanyl
• 4-Fluorofentanyl
• α-Methylfentanyl
• Acetylfentanyl
• Benzylfentanyl
• Furanylfentanyl
• Homofentanyl
• List of fentanyl analogues

Further reading

• "Studies on 1-(2-phenethyl)-4-(N-propionylanilino)piperidine (fentanyl) and its related compounds. VI. Structure-analgesic activity relationship for fentanyl, methyl-substituted fentanyls and other analogues". Forensic Toxicology 26 (1): 1–5. June 2008. doi:10.1007/s11419-007-0039-1. 
• "Fentanyl receptor assay. II. Utilization of a radioreceptor assay for the analysis of fentanyl analogs in urine". J Anal Toxicol 16 (1): 36–41. 1992. doi:10.1093/jat/16.1.36. PMID 1322477. 
• "Evaluation of new compounds for opioid activity: 1987 annual report". NIDA Res. Monogr. 81: 543–90. 1988. PMID 3136388. 
• "Dependence studies of new compounds in the rhesus monkey, rat, and mouse, 1987". NIDA Res. Monogr. 81: 485–542. 1988. PMID 3136386. 
• "Carbon-13 nuclear magnetic resonance spectra of fentanyl analogs". Journal of Heterocyclic Chemistry 26 (3): 677–686. 2009. doi:10.1002/jhet.5570260329.