Reverse reactivity in hydroxylation of adamantane and epoxidation of cyclohexene catalyzed by the mononuclear ruthenium-oxo complexes with 6-substituted tripodal polypyridine ligands

被引:34
作者
Jitsukawa, K [1 ]
Oka, Y [1 ]
Einaga, H [1 ]
Masuda, H [1 ]
机构
[1] Nagoya Inst Technol, Dept Appl Chem, Showa Ku, Nagoya, Aichi 4668555, Japan
关键词
ruthenium and compounds; hydroxylation; epoxidation;
D O I
10.1016/S0040-4039(01)00379-3
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The electronic character of the ruthenium complexes with tripodal polypyridine ligands, which is controlled by the substituted groups at pyridine 6-position, gives rise to differences in the reactivity for the ruthenium catalyzed hydroxylation of adamantane and epoxidation of cyclohexene with PhIO as an oxidant; Ru complexes containing electron-withdrawing groups (1, 3, and 5) promote the epoxidation, while those containing electron-donating groups (2, 4, and 6) promote the hydroxylation. (C) 2001 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:3467 / 3469
页数:3
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