Recyclable Sonogashira coupling reactions in an ionic liquid, effected in the absence of both a copper salt and a phosphine

被引：124

作者：

Park, SB ^{[1
]}

Alper, H ^{[1
]}

机构：

[1] Univ Ottawa, Dept Chem, Ctr Catalysis Res & Innovat, Ottawa, ON K1N 6N5, Canada

来源：

CHEMICAL COMMUNICATIONS | 2004年 / 11期

关键词：

D O I：

10.1039/b402477j

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

(Bisimidazole)Pd(Me)Cl catalyzes an efficient and recyclable Sonogashira coupling reaction without copper salts or bulky phosphine ligands, in an ionic liquid.

引用

页码：1306 / 1307

页数：2

共 28 条

[11] Pd(PhCN)2Cl2/P(t-Bu)3:: A versatile catalyst for sonogashira reactions of aryl bromides at room temperature [J].

Hundertmark, T ;

Littke, AF ;

Buchwald, SL ;

Fu, GC .

ORGANIC LETTERS, 2000, 2 (12) :1729-1731

[12] A versatile catalyst for the Sonogashira coupling of aryl chlorides [J].

Köllhofer, A ;

Pullmann, T ;

Plenio, H .

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 2003, 42 (09) :1056-+

[13] Synthesis and characterization of a new class of liquid-crystalline, highly luminescent molecules containing a 2,4,6-triphenyl-1,3,5-triazine unit [J].

Lee, CH ;

Yamamoto, T .

TETRAHEDRON LETTERS, 2001, 42 (24) :3993-3996

[14]

MASTUMI N, 1998, J AM CHEM SOC, V120, P5112

[15] Development of the Suzuki-Miyaura cross-coupling reaction: Use of air-stable potassium alkynyltrifluoroborates in aryl alkynylations [J].

Molander, GA ;

Katona, BW ;

Machrouhi, F .

JOURNAL OF ORGANIC CHEMISTRY, 2002, 67 (24) :8416-8423

[16] Highly efficient, recyclable Pd(II) catalysts with bisimidazole ligands for the heck reaction in ionic liquids [J].

Park, SB ;

Alper, H .

ORGANIC LETTERS, 2003, 5 (18) :3209-3212

[17]

Paterson I, 2001, ANGEW CHEM INT EDIT, V40, P603, DOI 10.1002/1521-3773(20010202)40:3<603::AID-ANIE603>3.0.CO

[18]

2-O

[19]

SETHI AR, 2002, NATO SCI, V92

[20] Catalytic reactions in ionic liquids [J].

Sheldon, R .

CHEMICAL COMMUNICATIONS, 2001, (23) :2399-2407

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