反应详情

Compound 98h was prepared from 57 (0.308 g, 1.17 mmol) as described above for 28a to give 0.231 g (0.667 mmol, 55%) of the product as an amorphous yellow solid following flash chromatography (1:9 EtOAc:hexanes) and recrystallization from Et2O/hexanes. (0.165 g E; 0.065 g E/Z)

1. customto give