Synthesis of Ester Group—Containing p-tert-butylcalixcrowns

Zhen-Lin Zhong Department of Chemistry, Wuhan University Wuhan, 430072, P. R. of China

Yuan-Yin Chen Department of Chemistry, Wuhan University Wuhan, 430072, P. R. of China

Xue-Ran Lu Department of Chemistry, Wuhan University Wuhan, 430072, P. R. of China

Abstract

A series of ester group—containing calixcrowns 3a-e has been prepared by the reaction of p-tert-buty 1-calixarenes 1a, b with an appropriate oligoethylene glycol bischloroacetate. An improved procedure for the synthesis of p-tert-butylcalix[4]crown-5 4 was developed.

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Synthesis of Ester Group—Containing p-tert-butylcalixcrowns

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Synthesis of Ester Group—Containing p-tert-butylcalixcrowns

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