反应详情

The reaction was carried out similarly as described in the preparation of compound 414, using compound 402 (0.56 mmol) and 4-fluoro-2-methyl-phenylamine (0.56 mmol). The crude product was purified by continuous gradient flash chromatography using EtOAc/petroleum ether (40-60) 0:100 to 25:75 as the eluent to afford the title compound as yellow foam.

1. customThe crude product was purified by continuous gradient flash chromatography