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

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Reaktionsschritte

Preparation of the title compound was carried out according to General Method 8. p-Tolylhydrazine hydrochloride (312 mg, 1.9 mmol), 4-fluorophenyl ethyl bromide (400 mg, 1.9 mmol), triethyl amine (0.264 ml, 1.9 mmol) and N-methyl-4-piperidone hydrochloride (424 mg, 2.8 mmol) were combined in ethanol (3 ml) to obtain 10 mg of 5-(4-fluorophenethyl)-2,3,4,5-tetrahydro-2,8-dimethyl-1H-pyrido[4,3-b]indole after purification by silica gel chromatography (100-200 mesh or 230-400 mesh) using ethyl acetate-hexane gradient. The free base was converted into its oxalate salt by treatment of oxalic acid (1 equiv) in anhydrous THF.

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