Reversible Carboxamide-Mediated Internal Activation at C(6) of 2-Chloro-4-anilino-1<i>H</i>-pyrrolo[2,3-<i>d</i>]pyrimidines
作者:Stanley D. Chamberlain、Roseanne M. Gerding、Huangshu Lei、Ganesh Moorthy、Samarjit Patnaik、Anikó M. Redman、Kirk L. Stevens、Joseph W. Wilson、Bin Yang、J. Brad Shotwell
DOI:10.1021/jo8020693
日期:2008.12.5
A synthetic route to bisanilino-1H-pyrrolo[2,3-d]pyrimidines has been discovered, wherein the C(6)-chloride reactivity is necessarily enhanced via reversible acid-catalyzed internal activation of the pyrimidine ring by a C(1')-carboxamide moiety. Subsequent selective nucleophilic displacements at C(6) and C(1') constitute a one-pot tandem protocol for the rapid assembly of bisanilino-1H-pyrrolo[2,3-d]pyrimidines.