Multiple Regio- and Chemoselective Functionalizations of Pyrimidine Derivatives Using TMPMgCl×LiCl and TMP₂Mg×2 LiCl

 

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Abstract

The multiple successive regio- and chemoselective magnesiation of commercially available 2-bromopyrimidine at the C4, C6, and C5 positions allows the regioselective functionalization of all positions of the pyrimidine ring.

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2-Bromopyrimidine is commercially available from Acros, Aldrich, Fluka (ca $15 for 1 g).