A NEW PREPARATION OF LANTHANIDE ALKOXIDES, AND SOME APPLICATIONS IN CATALYSIS

被引:77
作者
LEBRUN, A [1 ]
NAMY, JL [1 ]
KAGAN, HB [1 ]
机构
[1] UNIV PARIS 11,INST CHIM MOLEC ORSAY,SYNTH ASYMETR LAB,CNRS,URA 255,F-91405 ORSAY,FRANCE
关键词
PREPARATION OF LANTHANIDE ALKOXIDES; LANTHANIDE CHLORIDES; CATALYSTS; EPOXIDATION; MEERWEIN-PONNDORF-VERLEY-OPPENAUER REACTIONS;
D O I
10.1016/S0040-4039(00)79922-9
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A new route to lanthanide tris(alkoxides) is described. These compounds are easily prepared by reaction of n-BuLi with corresponding adducts LnCl3, (3-4 ROH) that are obtained from hydrated LnCl3. They are efficient as catalysts in epoxidation of allylic alcohols by TBHP and in Meerwein-Ponndrof-Verley-Oppenauer reactions.
引用
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页码:2355 / 2358
页数:4
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