Article ID Journal Published Year Pages File Type
5224124 Tetrahedron 2010 5 Pages PDF
Abstract

The 1,3-dipolar cycloaddition reaction of unsymmetrically N-substituted and N-unsubstituted 1,3-oxazolium-5-olates with selected 3-substituted coumarins has been examined. Various types of pyrrole derivatives are isolated and their formation seems to be a function of the regio- and diastereochemistry of the initial cycloaddition step.

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Related Topics
Physical Sciences and Engineering Chemistry Organic Chemistry