X-ray crystal structures of 10π- and 14π-electron pyrido-annelated N-heterocyclic carbenes†
Michael Nonnenmacher,Doris Kunz,Frank Rominger,Thomas Oeser
Chemical Communications Pub Date : 02/17/2006 00:00:00 , DOI:10.1039/B517816A
Abstract
The first X-ray crystal structures of mono- and dipyridoimidazolinylidenes are presented, and the size of the carbene N–C–N angles discussed and correlated with the 13C NMR chemical shifts.
