The first alkyne-dicobaltcarbonyl complex with a bidentate chiral ligand with Co-P and Co-N coordination

被引:21
作者
Castro, J
Moyano, A
Pericàs, MA
Riera, A
Alvarez-Larena, A
Piniella, JF
机构
[1] Univ Barcelona, Fac Quim, Dept Quim Organ, Unitat Recersa Sintesi Asimetr, E-08028 Barcelona, Spain
[2] Univ Autonoma Barcelona, Fac Ciencies, Unitat Cristallog, E-08193 Barcelona, Spain
关键词
alkyne-dicoballcarbonyl complexes; 2-(2-phosphinoaryl)dihydrooxazoles; Pauson-Khand reaction; asymmetric synthesis;
D O I
10.1016/S0022-328X(99)00188-6
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Treatment of the phenylacetylene dicobalthexacarbonyl complex with (R)-2-(2-diphenylphosphinophenyl)-4-phenyl-4,5-dihydrooxazole produces a 85:15 mixture of the diastereomer complexes 2 and 3 that can be separated by recrystallization; the X-ray structure of 2 shows that one cobalt atom is coordinated to both the phosphorus and nitrogen atoms of the ligand. (C) 1999 Elsevier Science S.A. All rights reserved.
引用
收藏
页码:53 / 58
页数:6
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