Wittig reactions in water media employing stabilized ylides with aldehydes. Synthesis of α, β-unsaturated esters from mixing aldehydes, α-bromoesters, and Ph3P in …

A El-Batta, C Jiang, W Zhao, R Anness…

Index: Richardson, Stewart K.; Ife, Robert J. Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1989 , p. 1172 - 1174

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Citation Number: 138

Abstract

... The Journal of Organic Chemistry. ... d Reflux PhH, 3 days. 39 e [Bmim][BF 4 ], 60 °C, 2.5 h. 25 f Reflux PhH, 12 h. 41 g MeOH, 30 °C, 3 h. 40a h 4 h at 20 °C gave 66% 15 (E/Z-ratio: 92:8). i Reflux CH 2 Cl 2 , 4 h. 20a j [Bmim][BF 4 ], 60 °C, 72 h. 25 k MeOH, 20 °C, 3 h. l Reflux ...