反应详情

A solution of 3-fluorohydrocinnamic acid (28 g) in thionyl chloride (90 ml) was heated at reflux for 3 hours. 3-Fluorohydrocinnamoyl chloride (27 g) was isolated by distillation (150°-110° C. @ ca 20 mm.Hg).

1. temperatureat reflux for 3 hours