反应详情

Reaction and post treatment were carried out in the same manner as in Reference example 45-(b) except for using 7.65 g (32.4 mmol) of ethyl 4-benzyloxy-3-oxobutyrate in place of ethyl 4-(4-methoxybenzyloxy)-3-oxobutyrate, and using 8.45 g (27 mmol) of 2-bromo-1-(3-cyclopentoxy-4-methoxyphenyl)ethanone obtained in Reference example 47-(a) in place of 2-bromo-1-(3-cyclopropylmethoxy-4-difluoromethoxyphenyl)ethanone, respectively, whereby 9.49 g of the title compound was obtained as a yellowish oil. (Yield: 75%)

1. customReaction and post treatment