The Journal of organic chemistry

Efficient Synthesis of Furan-2-ylacetates, 7-(Alkoxycarbonyl) benzofurans, and 7-(Alkoxycarbonyl)-2, 3-dihydrobenzofurans Based on Cyclization Reactions of Free …

E Bellur, P Langer

Index: Bellur, Esen; Langer, Peter Journal of Organic Chemistry, 2005 , vol. 70, # 24 p. 10013 - 10029

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Citation Number: 10

Abstract

A variety of furan-2-ylacetates have been prepared by dehydrogenation of monocyclic 2- alkylidenetetrahydrofurans, which are readily available by cyclizations of open-chained 1, 3- dicarbonyl dianions with 1-bromo-2-chloroethane. 5'H-[2, 3'] Bifuranyl-2'-ones are available based on sequential “cyclization/dehydrogenation” reactions of α-acetyl-γ-butyrolactones. A variety of 7-(alkoxycarbonyl) benzofurans and 7-(alkoxycarbonyl)-2, 3- ...