Highly regioselective palladium/copper-catalysed cross-coupling reactions of terminal alkynes and allenes
摘要:
The Pd/Cu-catalysed cross-coupling reaction of heterocyclic terminal alkynes and allene/allenyl heterocycles affords novel trisubstituted en-ynes in good yield. (C) 2003 Elsevier Ltd. All rights reserved.
作者:Usman Anwar、Adele Casaschi、Ronald Grigg、José M Sansano
DOI:10.1016/s0040-4020(00)01104-2
日期:2001.2
The palladium catalysed termolecular queuing processes involving aryl iodides, carbon monoxide (1 atm) and in situ generated vinylstannanes as terminating agents afford a variety of complex heterocyclic alpha,beta -unsaturated ketones in good yield. (C) 2001 Elsevier Science Ltd. All rights reserved.
Palladium catalysed tandem cyclisation–anion capture. Part 7: Synthesis of derivatives of α-amino esters, nitrogen heterocycles and β-aryl/heteroaryl ethylamines via in situ generated vinylstannanes
作者:Adele Casaschi、Ronald Grigg、J.M Sansano
DOI:10.1016/s0040-4020(00)01030-9
日期:2001.1
terminal alkynes containing a β-N atom affords mainly α-vinylstannanes which serve as anion capture agents in palladium catalysed cyclisation–anion capture processes leading to derivatives of α-amino esters, nitrogen heterocycles and β-aryl/heteroaryl ethylamines in good yield.
Highly regioselective palladium/copper-catalysed cross-coupling reactions of terminal alkynes and allenes
作者:Didier Bruyere、Ronald Grigg、Joanne Hinsley、Ruksana K. Hussain、Stewart Korn、Cecilia Orgaz De La Cierva、Visuvanathar Sridharan、Jung Wang
DOI:10.1016/j.tetlet.2003.09.160
日期:2003.11
The Pd/Cu-catalysed cross-coupling reaction of heterocyclic terminal alkynes and allene/allenyl heterocycles affords novel trisubstituted en-ynes in good yield. (C) 2003 Elsevier Ltd. All rights reserved.