Methylcyclopropyltryptamine

McPT

Clinical data
Other names	McPT; MCPT; N-Methyl-N-cyclopropyltryptamine
Drug class	Serotonergic psychedelic; Hallucinogen
ATC code	None
Identifiers
IUPAC name N-[2-(1H-indol-3-yl)ethyl]-N-methylcyclopropanamine
CAS Number	1373918-63-8
PubChem CID	67231643
ChemSpider	129325046
UNII	LW6XEW8248
Chemical and physical data
Formula	C14H18N2
Molar mass	214.312 g·mol^−1
3D model (JSmol)	Interactive image
SMILES CN(CCC1=CNC2=CC=CC=C21)C3CC3
InChI InChI=1S/C14H18N2/c1-16(12-6-7-12)9-8-11-10-15-14-5-3-2-4-13(11)14/h2-5,10,12,15H,6-9H2,1H3 Key:LVOSBNVSQLXACL-UHFFFAOYSA-N

Methylcyclopropyltryptamine (McPT), also known as N-methyl-N-cyclopropyltryptamine, is a psychedelic drug of the tryptamine family related to dimethyltryptamine (DMT).^[1] It was encountered as a novel designer drug in the United Kingdom in August 2015.^[1] Known derivatives of McPT include 4-HO-McPT and 4-AcO-McPT.^[2]

See also

• Substituted tryptamine

References

1. EMCDDA–Europol 2015 Annual Report on the implementation of Council Decision 2005/387/JHA (Report). European Monitoring Centre for Drugs and Drug Addiction. 2016. doi:10.2810/932574.
2. "4-AcO-MCPT". АИПСИН (in Russian). Retrieved 6 January 2026.

External links

• MCPT - Isomer Design