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Generation and cycloadditions of azirinium difluoromethanides—strained azomethine ylides

AF Khlebnikov, MS Novikov, AA Amer

Index: Khlebnikov; Nikiforova; Kostikov Russian Journal of Organic Chemistry, 1996 , vol. 32, # 5 p. 715 - 728

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Citation Number: 24

Abstract

The reaction of 3-aryl-2H-azirines with difluorocarbene involves the formation of azirinium difluoromethanides—the first strained azomethine ylides which undergo 1, 3-dipolar cycloaddition with dimethyl acetylenedicarboxylate, giving rise to fluorinated fused