Coupled up: A new general palladium‐catalyzed procedure for the cross‐coupling of aryl and heteroaryltosylates is described. This highly versatile and efficient process can be used for the synthesis of a wide variety of functionalized alkynes (see scheme).
[EN] A PROCESS FOR THE PALLADIUM-CATALYZED COUPLING OF TERMINAL ALKYNES WITH HETEROARYL TOSYLATES AND HETEROARYL BENZENESULFONATES<br/>[FR] PROCÉDÉ DE COUPLAGE CATALYSÉ PAR LE PALLADIUM D'ALCYNES TERMINALES AVEC DES HÉTÉROARYL TOSYLATES ET DES HÉTÉROARYL BENZÈNESULFONATES
申请人:SANOFI AVENTIS
公开号:WO2009003590A1
公开(公告)日:2009-01-08
The present invention relates to a process for the regioselective synthesis of compounds of the formula (I), (I) wherein D, J and W have the meanings indicated in the claims. The present invention provides an efficient and general palladium-catalyzed coupling process of heteroaryl tosylates with terminal alkynes to a wide variety of substituted, multifunctional heteroaryl-1 -alkynes of the formula I useful for the production of pharmaceuticals, diagnostic agents, liquid crystals, polymers, herbicides, fungicidals, nematicidals, parasiticides, insecticides, acaricides and arthropodicides.
A PROCESS FOR THE PALLADIUM-CATALYZED COUPLING OF TERMINAL ALKYNES WITH HETEROARYL TOSYLATES AND HETEROARYL BENZENESULFONATES
申请人:Sanofi-Aventis
公开号:EP2173716A1
公开(公告)日:2010-04-14
US8420812B2
申请人:——
公开号:US8420812B2
公开(公告)日:2013-04-16
Process for the palladium-catalyzed coupling of terminal alkynes with heteroaryl tosylates and heteroaryl benzenesulfonates
申请人:RKYEK Omar
公开号:US20100261900A1
公开(公告)日:2010-10-14
A process for the palladium-catalyzed coupling of terminal alkynes with heteroaryl tosylates and heteroaryl benzenesulfonates
The present invention relates to a process for the regioselective synthesis of compounds of the formula (I),
wherein D, J and W have the meanings indicated in the claims. The present invention provides an efficient and general palladium-catalyzed coupling process of heteroaryl tosylates with terminal alkynes to a wide variety of substituted, multifunctional heteroaryl-1-alkynes of the formula I.