4-[(4-Methylphenyl)methyl]piperidine → 4-(4-Methylbenzyl)-1-(2-(4-benzyloxy-3-nitrophenoxy)ethyl)piperidine

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Reaction Steps

From a mixture of 4-(4-methylbenzyl)piperidine (1.96 g, 30.36 mmol), 2-(4-benzyloxy-3-nitrophenoxy)ethyl bromide (1.825 g, 5.18 mmol) and KI (100 mg) in toluene (50 mL) was obtained 1.965 g (80%) of 4-(4-methylbenzyl)-1-(2-(4-benzyloxy-3-nitrophenoxy)ethyl)piperidine as yellow solid, mp. 176-7° C. 1H NMR (CDCl3) 1.25-1.39 (m, 2H), 1.46-1.54 (m, 1H), 1.60-1.66 (m, 2H), 2.00-2.07 (m, 2H), 2.320 (s, 3H), 2.500 (d, 2H, J=9), 2.754 (t, 2H, J=6), 2.93-2.97 (m, 2H), 4.068 (t, 2H, J=6), 5.179 (s, 2H), 7.02-7.10 (m, 4H), 7.33-7.46 (m, 3H).

Provenance & Evidence