反应详情

The reaction was carried out similarly as described in the preparation of compound 116, using compound 434 (0.15 mmol) and pent-2-en-4-yn-1-ol (0.30 mmol). The crude product was purified by continuous gradient flash chromatography using EtOAc/petroleum ether (40-60) 30:70 to 50:50 as the eluent to afford the title compound as yellow solid.

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