Facile Construction of [6,6]-, [6,7]-, [6,8]-, and [6,9]Ring-Fused Triazole Frameworks by Copper-Catalyzed, Tandem, One-Pot, Click and Intramolecular Arylation Reactions: Elaboration to Fused Pentacyclic Derivatives
作者:M. Nagarjuna Reddy、K. C. Kumara Swamy
DOI:10.1002/ejoc.201101816
日期:2012.4
A sequential copper-catalyzed, one-pot, click reaction–intramolecular direct arylation, which involves two mechanistically distinct reactions (atom-economical clickreaction and direct arylation of 1,2,3-triazole), to generate [6,6]-, [6,7]-, [6,8]-, and [6,9]ring-fusedtriazoles is reported. Furthermore, a unique divergence of reactivity between the fusedtriazoles prepared from 2-bromobenzyl azide