HRID982184

反应详情

EQUATION

反应方程式

REACTANTS

反应物

HCID8000

Ethane, 1,1'-oxybis-, compd. with trifluoroborane (1:1)

C4H10BF3O

$结构：CCOC(=O)/C=C\C(=O)c1ccccc1$

HCID10703358

未命名化合物

PRODUCTS

生成物

HCID5369605

Ethyl (2E)-4-oxo-4-phenyl-2-butenoate

C12H12O3

收率 87.5%

AUXILIARIES

试剂、催化剂与溶剂

溶剂HCID1140

Toluene

C7H8

CONDITIONS

反应条件

温度: 80 °C

PROCEDURE

实验过程

A mixture of 200 mg of ethyl cis-β-benzoylacrylate, 200 mg of boron trifluoride etherate (about 47 %) and 10 ml of toluene was stirred at 80° C. for 45 minutes and then cooled, followed by the procedure as in Example 1 to give 175 mg of ethyl trans-β-benzoylacrylate as a yellow oil.

WORKUP

后处理

temperaturecooled