HOMOGENEOUS CATALYSIS IN WATER - A REMARKABLE SALT EFFECT IN THE HYDROGENATION OF PROPIONALDEHYDE WITH RUCL2(TPPTS)3 AND RELATED COMPLEXES [TPPTS = (META-NASO3C6H4)3P]

被引:48
作者
FACHE, E [1 ]
SENOCQ, F [1 ]
SANTINI, C [1 ]
BASSET, JM [1 ]
机构
[1] UNIV CLAUDE BERNARD LYON 1,INST RECH CATALYSE,PROPRE CONVENT LAB,CNRS,2 AVE A EINSTEIN,F-69626 VILLEURBANNE,FRANCE
关键词
D O I
10.1039/c39900001776
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
New water soluble Ru(II) complexes, e.g. RuHl(tppts)3 [tppts = (m-NaSO3C6H4)3P], exhibit in the presence of various salts an extremely high catalytic activity in the hydrogenation of aldehydes, mechanistic studies indicating clearly that the salt effect occurs both via the cation and the anion in the catalytic cycle; the electrophilic cation favours an unusual type of aldehyde coordination and reaction mechanism as the anion modifies the coordination sphere around the ruthenium atom.
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页码:1776 / 1778
页数:3
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