反应详情

In a similar manner to Example 61 reaction of 7-methylsulphonyl-4-oxo-2-(2-propoxyphenyl)-3,4-dihydropyrimido[4,5-d]pyrimidine (0.50 g) and sodium methoxide solution (from sodium, 0.16 g, and methanol, 20 ml) yielded the title compound, 0.29 g, m.p. 231-2° C. (recrystallized from methanol).

1. customyielded
2. customthe title compound, 0.29 g, m.p. 231-2° C. (recrystallized from methanol)