Thieme Chemistry Journal Awardees - Where
Are They Now? Palladium-Catalyzed N-Arylation-Hydroamination
Sequence for the Synthesis of Indoles with Sterically
Demanding N-Substituents
Efficient palladium-catalyzed synthesis of substituted indoles employing a new (silanyloxyphenyl)phosphine ligand
作者:Christopher B. Lavery、Robert McDonald、Mark Stradiotto
DOI:10.1039/c2cc33071g
日期:——
The new and easily prepared OTips-DalPhos ligand (L1) offers broad substrate scope at relatively low loadings in the palladium-catalyzed C-N cross-coupling/cyclization of o-alkynylhalo(hetero)arenes with primary amines, affording indoles and related heterocyclic derivatives in high yield.
[EN] SILANYLOXYARYL PHOSPHINE LIGAND AND USES THEREOF IN C-N CROSS-COUPLING<br/>[FR] LIGAND À LA SILANYLOXYARYLE PHOSPHINE ET SES UTILISATIONS DANS LE COUPLAGE CROISÉ C-N
申请人:UNIV DALHOUSIE
公开号:WO2013159229A1
公开(公告)日:2013-10-31
The present invention pertains to silanyloxyaryl phosphine ligands of formula (I) and their uses with transition metal catalyst precursors for organic synthesis reactions. More particularly, the present invention pertains to the use of silanyloxyaryl phosphine ligands and with transition metal catalyst precursors in C-N cross-coupling reactions.
Palladium-catalyzed sequential indole synthesis using sterically hindered amines
作者:Lutz Ackermann、René Sandmann、Marvin Schinkel、Mikhail V. Kondrashov
DOI:10.1016/j.tet.2009.07.073
日期:2009.10
A palladium catalyst derived from a bulky N-heterocyclic carbene ligand enabled a modular synthesis of indoles bearing sterically hindered N-alkyl or N-aryl substituents through a reaction sequence comprising an intermolecular N-arylation and an intramolecular hydroamination.
Thieme Chemistry Journal Awardees - Where
Are They Now? Palladium-Catalyzed N-Arylation-Hydroamination
Sequence for the Synthesis of Indoles with Sterically
Demanding N-Substituents
A palladium-catalyzed sequence consisting of an N-aryl-ation and an intramolecular hydroamination sets the stage for a modular synthesis of indoles bearing sterically hindered N-substituents.