反应详情

In substantially the same manner as in Reference Example 47, 2-benzofurancarboxamide was allowed to react with 1,3-dichloroacetone to give 2-(2-benzofuranyl)-4-chloromethyloxazole. The yield was 30%. Recrystallization from ethyl acetate-hexane gave colorless needles, mp 133-134° C.