反应详情

A solution of ester (c) (1.5 g) in methanol (50 mL) was treated with lithium hydroxide (630 mg). After 2 hours acetic acid (1 mL) was added and the mixture was evaporated to dryness. Chromatography on silica eluting with 1:9:90 (acetic acid:methanol:dichloromethane) afforded an oil (1.02 g).

1. customthe mixture was evaporated to dryness