反应详情

As described for Example 237, 575 mg of the less polar diastereoisomer of N-(4-dimethylamino-4-phenylcyclohexyl)-4-phenoxybutyramide were also obtained and, as a solution in 5 ml 2-butanone and 5 ml ethyl acetate, were converted into the corresponding hydrochloride by addition of 27.2 μl water and 190 μl chlorotrimethylsilane (530 mg of a white solid, m.p. 194-197° C.).