反应详情

温度

100 °C

To a solution of the title compound of Step A (730 mg, 4 mmol) in EtOH (10 mL) was added 4 N NaOH (1 mL, 4 mmol). The mixture was heated at 100° C. for 24 h. The reaction mixture was concentrated in vacuo to a white solid which was used without further purification in subsequent steps. MS (ESI) mass calcd. for C9H8N4O2, 204.1. m/z found 205.1 [M+H]+.

1. concentrationThe reaction mixture was concentrated in vacuo to a white solid which
2. customwas used without further purification in subsequent steps