反应详情

Proceeding as indicated in example 2, with 0.0506 mole (15 g) of 2,4'-dichloro-5-nitro-benzophenone, 0.076 mole (10.5 g) of calcium carbonate and 0.076 mole (76.8 g) of 4-hydroxypiperidine, in 100 cm3 of ethanol, 12.7 g (Yield: 70%) of the expected product are obtained after re-crystallization in ethyl acetate. M.P. 142° C.