Inverse phase transfer catalysis.: III.: Optimization of the epoxidation reaction of α,β-unsaturated ketones by hydrogen peroxide.

被引:33
作者
Boyer, B
Hambardzoumian, A
Roque, JP
机构
[1] Univ Montpellier 2, Chim Organ Phys Lab, F-34095 Montpellier 5, France
[2] Yerevan State Univ, Dept Phys Chem, Yerevan 375049, Armenia
关键词
epoxidation; hydrogen peroxide; surfactant; phase-transfer catalysis;
D O I
10.1016/S0040-4020(99)00270-7
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The epoxidation of chalcone using hydrogen peroxide in the presence of a base in a two-phase medium system following the so-called Inverse Phase Transfer Catalysis (IPTC) process was investigated. Careful examination of various parameters including surfactant concentration, pH, H2O2 decomposition side-reactions and epoxide ring-opening, allowed us to determine optimal experimental conditions (C) 1999 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:6147 / 6152
页数:6
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