反应详情

6-(4-Formylbenzo[b]thiophen-7-yloxy)nicotinonitrile (Preparation 70) (111 mg, 0.42 mmol) was added to K2CO3 (29 mg, 0.21 mmol) in DMSO (3 mL) followed by H2O2 solution (0.42 mL, 0.42 mmol). After 3 h water was added and the resulting solid filtered and air-dried to give the title compound: RT=2.93 min; m/z (ES+)=283.3 [M+H]+.

1. filtrationthe resulting solid filtered
2. customair-dried