Self-organization of ligands in multi-component titanium catalysts for the enantioselective ene reaction of glyoxylates

被引：48

作者：

Chavarot, M ^{[1
]}

Byrne, JJ ^{[1
]}

Chavant, PY ^{[1
]}

Pardillos-Guindet, J ^{[1
]}

Vallée, Y ^{[1
]}

机构：

[1] Univ Grenoble 1, Etud Dynam & Struct Select Lab, CNRS, F-38041 Grenoble, France

来源：

TETRAHEDRON-ASYMMETRY | 1998年 / 9卷 / 21期

关键词：

D O I：

10.1016/S0957-4166(98)00384-X

中图分类号：

O61 [无机化学];

学科分类号：

070301 ; 081704 ;

摘要：

Addition of conformationally flexible biphenols to (R)-BINOL-Ti((OPr)-Pr-i)(2), forms a new catalytic species with which ees are as high as 97.3% in the hetero-ene reaction of n-butyl glyoxylate to alpha-methyl styrene. (C) 1998 Elsevier Science Ltd. All rights reserved.

引用

页码：3889 / 3894

页数：6

共 10 条

[1]

[Anonymous], 1992, Org. Synth

[2]

[Anonymous], J CHEM SOC CHEM COMM

[3] LIGAND-ACCELERATED CATALYSIS [J].

BERRISFORD, DJ ;

BOLM, C ;

SHARPLESS, KB .

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION IN ENGLISH, 1995, 34 (10) :1059-1070

[4] MASS-SPECTRA AND PYROLYSES OF ORTHO PHENYLENE SULFITE AND RELATED COMPOUNDS [J].

DEJONGH, DC ;

VANFOSSE.RY .

JOURNAL OF ORGANIC CHEMISTRY, 1972, 37 (08) :1129-&

[5] ASYMMETRIC PHENOL OXIDATION - STEREOSPECIFIC AND STEREOSELECTIVE OXIDATIVE COUPLING OF A CHIRAL TETRAHYDRONAPHTHOL [J].

FERINGA, B ;

WYNBERG, H .

JOURNAL OF ORGANIC CHEMISTRY, 1981, 46 (12) :2547-2557

[6] Dibenzofuran. XIX. Derivatives of 2,2'-dihydroxybiphenyl [J].

Gilman, H ;

Swiss, J ;

Cheney, LC .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1940, 62 :1963-1967

[7] OXIDATION OF 2,4-DI-T-BUTYLPHENOL WITH T-BUTYL HYDROPEROXIDE CATALYZED BY COPPER(II)-ETHYLENEDIAMINE COMPLEXES [J].

KUSHIOKA, K ;

TANIMOTO, I ;

MARUYAMA, K .

JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2, 1989, (09) :1303-1308

[8] Asymmetric synthesis by enantiomer-selective activation of racemic catalysts [J].

Mikami, K ;

Matsukawa, S .

NATURE, 1997, 385 (6617) :613-615

[9] Self-assembly of several components into a highly enantioselective Ti catalyst for carbonyl-ene reactions [J].

Mikami, K ;

Matsukawa, S ;

Volk, T ;

Terada, M .

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 1997, 36 (24) :2768-2771

[10] REMARKABLE POSITIVE NONLINEAR EFFECT IN THE ENANTIOSELECTIVE GLYOXYLATE ENE REACTION CATALYZED BY A CHIRAL TITANIUM COMPLEX [J].

TERADA, M ;

MIKAMI, K ;

NAKAI, T .

JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS, 1990, (22) :1623-1624

← 1 →