Symmetrical and unsymmetrical 2,6-dialkyl-1,1'-biaryls by combined catalysis of aromatic alkylation via palladacycles and Suzuki-type coupling

被引：111

作者：

Catellani, M ^{[1
]}

Motti, E ^{[1
]}

Minari, M ^{[1
]}

机构：

[1] Univ Parma, Dipartimento Chim Organ & Ind, I-43100 Parma, Italy

来源：

CHEMICAL COMMUNICATIONS | 2000年 / 02期

关键词：

D O I：

10.1039/a909099a

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

The title compounds are made readily accessible by a catalytic procedure, occurring under mild conditions, based on palladium-mediated ortho alkylation of aromatic iodides with alkyl bromides followed by reaction with arylboronic acids.

引用

页码：157 / 158

页数：2

共 20 条

[1] Palladium catalyzed C-C and C-heteroatom bond formation reactions [J].

Beletskaya, IP .

PURE AND APPLIED CHEMISTRY, 1997, 69 (03) :471-476

[2] PALLADACYCLES AS EFFICIENT CATALYSTS FOR ARYL COUPLING REACTIONS [J].

BELLER, M ;

FISCHER, H ;

HERRMANN, WA ;

OFELE, K ;

BROSSMER, C .

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION IN ENGLISH, 1995, 34 (17) :1848-1849

[3] A NEW PALLADIUM CATALYZED SYNTHESIS OF CIS,EXO-2,3-DIARYLSUBSTITUTED BICYCLO[2.2.1]HEPTANES OR BICYCLO[2.2.1]HEPT-2-ENES [J].

CATELLANI, M ;

CHIUSOLI, GP ;

CONCARI, S .

TETRAHEDRON, 1989, 45 (16) :5263-5268

[4]

CATELLANI M, 1994, ANGEW CHEM INT EDIT, V33, P2421

[5] A complex catalytic cycle leading to a regioselective synthesis of o,o'-disubstituted vinylarenes [J].

Catellani, M ;

Frignani, F ;

Rangoni, A .

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION IN ENGLISH, 1997, 36 (1-2) :119-122

[6] A catalytic process based on sequential ortho-alkylation and vinylation of ortho-alkylaryl iodides via palladacycles [J].

Catellani, M ;

Cugini, F .

TETRAHEDRON, 1999, 55 (21) :6595-6602

[7] ORTHO-SUBSTITUTED UNSYMMETRICAL BIARYLS FROM ARYL TERT-BUTYL SULFONES [J].

CLAYDEN, J ;

JULIA, M .

JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS, 1993, (22) :1682-1683

[8] Cross-coupling of arenediazonium tetrafluoroborates with arylboronic acids catalysed by palladium [J].

Darses, S ;

Jeffery, T ;

Genet, JP ;

Brayer, JL ;

Demoute, JP .

TETRAHEDRON LETTERS, 1996, 37 (22) :3857-3860

[9] Palladacycles as reactive intermediates [J].

Dyker, G .

CHEMISCHE BERICHTE-RECUEIL, 1997, 130 (11) :1567-1578

[10]

Herrmann WA, 1998, J ORGANOMET CHEM, V557, P93

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