反应详情

According to the same manner as that described in Reference Example 6, 2-amino-3',4',4,5-tetramethoxybenzophenone hydrochloride was reacted with 6-methyl-2,4-heptanedione to give 4-(3,4-dimethoxyphenyl)-3-isovaleryl-6,7-dimethoxy-2-methylquinoline. This compound was recrystallized from ethyl acetate-hexane to give colorless prisms. mp. 135°-137° C.