反应详情

Following the procedure of Example 2, but substituting the appropriate quantity of 4-dimethylamino-4-(2-thienyl)cyclohexanone ethylene ketal (prepared above in Example 27H) for the 4-(p-chlorophenyl)-4-dimethylaminocyclohexanone, ethylene ketal hydrochloride there is prepared (after recrystallization from methanol-water) the title compound in 64% yield, m.p. 102°-103° C.

1. customis prepared
2. custom(after recrystallization from methanol-water) the title compound in 64% yield, m.p. 102°-103° C.