反应详情

A solution of 3.07 g (0.015 mol) of the compound obtained in Example 4 in 15 ml of 85% formic acid is heated to 60° C. An hour later the reaction mixture is poured into ice-water. The separated solid is collected and crystallised from dilute ethanol to give the title compound.

1. customThe separated solid is collected
2. customcrystallised from dilute ethanol