A new tetradentate nitrogen ligand for organometallic catalysis: electrochemical nickel-catalyzed intramolecular cyclization
作者:Jean Claude Clinet、Elisabet Duñach
DOI:10.1016/0022-328x(95)05838-g
日期:1995.11
The new tetraaza-molecule, 1 has been synthesized and used as a ligand for a cationic mononuclear nickel(II) complex. This complex is an efficient catalysts for the intramolecular electrochemicalcyclization of o-haloaryl compounds containing unsaturated side chains.
Electrochemical intramolecular reductive cyclisation catalysed by electrogenerated Ni(cyclam)2+
作者:Sandra Olivero、Jean Claude Clinet、Elisabet Duñach
DOI:10.1016/0040-4039(95)00782-8
日期:1995.6
The intramolecular cyclisation of a series of o-halogenated aromatic compounds containing unsaturated side-chains has been developed using electrosynthesis, combined with organometallic catalysis by Ni(cyclam)Br2.
作者:Richard R. Cesati、Judith de Armas、Amir H. Hoveyda
DOI:10.1021/ol017090c
日期:2002.2.1
The first examples of intramolecular Zr-catalyzed electrophilic alkylation of aryl olefins are disclosed. Substituted carbo- and heterocycles are prepared efficiently and diastereoselectively.