反应详情

Substantially the same procedure as in Reference Example 1 was repeated using 3.0 g (13.3 mmol) of 5,6-diamino-1,3-dipropyluracil and 3.04 g (14.60 mmol) of 2,4-dimethoxycinnamic acid. Then, the resultant crude crystals were recrystallized from dioxane/water to give 1.26 g (yield of Compound 24 as white crystals.

1. customThen, the resultant crude crystals were recrystallized from dioxane/water