A catalytic dipolar cycloaddition route to pyrroloimidazoles

Jones, Raymond C.F.; Iley, James N.; Sanchis-Amat, Maria; Zhan, Xiaohui and Elsegood, Mark R.J. (2009). A catalytic dipolar cycloaddition route to pyrroloimidazoles. Tetrahedron Letters, 50(26) pp. 3577–3579.

DOI: https://doi.org/10.1016/j.tetlet.2009.03.064

Abstract

A catalytic method involving carbenoid insertion onto dihydroimidazoles is reported for the generation of dihydroimidazolium ylides, and their subsequent diastereoselective cycloaddition to form pyrrolo[1,2-a]imidazoles

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