反应详情

Following General Procedure B, 6-bromo-7-ethoxy-2,2-dimethyl-chroman-4-one (Compound 5, 2.8 g, 9.33 mmol) and sulfuryl chloride (1.51 g, 11.2 mmol) in dichloromethane were reacted to yield the title compound as a colorless oil.

1. customwere reacted