反应详情

A stirred solution of methyl 4-amino-3-thenoate (4 g), sodium acetate trihydrate (2.8 g) and formic acid (27 ml) was heated at 95° C. for 1 hour. On cooling the solution was poured into water, and the solution filtered to give the title product as a solid.

1. temperatureOn cooling the solution
2. filtrationthe solution filtered