Reaction of arylmethylidene derivatives of 3 H-furan-2-ones with azomethine ylide.

Autor: Anis'kov, Alexander, Kamneva, Irine, Zheleznova, Maria, Yegorova, Alevtina
Předmět:
Zdroj: Chemistry of Heterocyclic Compounds; Aug2015, Vol. 51 Issue 8, p709-712, 4p, 4 Diagrams
Abstrakt: [Figure not available: see fulltext.] Previously unknown dispiropyrrolidines were synthesized by 1,3-dipolar cycloaddition of azomethine ylide to 3-arylmethylidene-3 Н-furan-2-ones. The cycloaddition reaction was demonstrated to proceed diastereoselectively through an endo-transition state. Alternative transition states for the reaction are discussed. [ABSTRACT FROM AUTHOR]
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