反应详情

In a similar manner to Example 63 reaction of 7-methylsulphonyl-4-oxo-2-(2-propoxyphenyl)-3,4-dihydropyrimido[4,5-d]pyrimidine (0.54 g) and sodium propoxide solution (from sodium, 0.17 g, and n-propanol, 25 ml) yielded the title compound, 0.19 g, m.p. 157-8° C. (recrystallized from n-propanol).

1. customyielded
2. customthe title compound, 0.19 g, m.p. 157-8° C. (recrystallized from n-propanol)