HRID1439031
反应详情
EQUATION
反应方程式
REACTANTS
反应物
PRODUCTS
生成物
AUXILIARIES
试剂、催化剂与溶剂
PROCEDURE
实验过程
10 g. of 3-(2',4'-difluoro-4-biphenylyl)-3-hydroxybutyric acid ethyl ester are dissolved in 50 ml. of ethanol and the solution is heated under reflux with 2 g. of KOH for 3 hours, evaporated and worked up in the customary manner to give 3-(2',4'-difluoro-4-biphenylyl)-3-hydroxybutyric acid, m.p. 121°-123°.
WORKUP
后处理
- temperatureunder reflux with 2 g
- customevaporated