Suzuki-Miyaura, α-ketone arylation and dehalogenation reactions catalyzed by a versatile N-heterocyclic carbene-palladacycle complex

被引:247
作者
Navarro, O [1 ]
Marion, N [1 ]
Oonishi, Y [1 ]
Kelly, RA [1 ]
Nolan, SP [1 ]
机构
[1] Univ New Orleans, Dept Chem, New Orleans, LA 70148 USA
关键词
D O I
10.1021/jo0521201
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
[GRAPHICS] The activity of the complex (IPr)PdCl(eta(2)-N,C-C(12)H(7)NMe(2)), 1 [IPr = (N,N'-bis(2,6-diisopropylphenyl)-imidazol)-2-ylidene], in the Suzuki-Miyaura cross-coupling reaction involving unactivated aryl chlorides and triflates with arylboronic acids at room temperature in technical, grade 2-propanol is described. These conditions allow for the synthesis of di- and tri-ortho-substituted biaryls in very short reaction times. This complex also displays very high activity for (x-ketone arylation and dehalogenation reactions of activated and unactivated aryl chlorides.
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页码:685 / 692
页数:8
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