反应详情

The general procedure of Referential. Example 3-2) was repeated through use of the 5-hydrazino-2-methoxypyridine (1.0 g) prepared in Referential Example 2 and the 4-(4-fluorophenyl)-2,4-dioxobutanoic acid ethyl ester (1.88 g) prepared in Referential Example 134, to thereby give the title compound as an oily product (2.12 g, 86%).

1. customprepared in Referential Example 2