2-Cyclohexylacetaldehyde → 6-methyl-1-(cyclohexylmethyl)-1,2,3,4-tetrahydro-9H-pyrido[3,4-b]indole hydrochloride

Participants

Reaction Steps

A suspension of cyclohexylacetaldehyde (631 mg, 5.0 mmol.) and 5-methyltryptamine hydrochloride (1.0 g, 4.3 mmol.) in ethanol (20 mL) was heated to reflux for 36 hours under nitrogen atmosphere. The reaction mixture was cooled to ambient temperature and the crude product isolated by filtration. The solid was triturated with ethanol and washed with diethyl ether. The product was isolated by filtration (731 mg). m/e=282, mp 230° C.

Provenance & Evidence