反应详情

A mixture of 27.6 g (0.1 mole) of α,α-diphenyl-4-piperidinemethanol, 21.6 g (0.11 mole) of 5-chlorovalerophenone, 20 g of potassium bicarbonate, and 0.1 g of potassium iodide in 300 ml of toluene and 25 ml of water is stirred and refluxed for 136 hours then worked up by the procedure described in Examples 2 and 3 to give 5-[4-(α-hydroxy-α-phenylbenzyl)piperidino]valerophenone hydrochloride, M.P. 162°-164°C.

1. temperaturerefluxed for 136 hours