Triethylamine → 5-(2-cyclohexylethyl)-2,3,4,5-tetrahydro-2,8-dimethyl-1H-pyrido[4,3-b]indole

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Preparation of the title compound was carried out according to General Method 8. p-Tolylhydrazine hydrochloride (500 mg, 3.1 mmol), 1-bromo-2-cyclohexylethane (602 mg, 3 mmol), triethyl amine (303 mg, 3 mmol) and N-methyl-4-piperidone hydrochloride (589 mg, 4.5 mmol) were combined in ethanol (3 ml) to obtain 150 mg of 5-(2-cyclohexylethyl)-2,3,4,5-tetrahydro-2,8-dimethyl-1H-pyrido[4,3-b]indole after purification on neutral alumina using ethyl acetate-hexane gradient.

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