SYNTHESIS OF METHACRYLATE MONOMERS FROM ALKYNES AND ARENEALKENYLRUTHENIUM(II) CATALYST

被引:12
作者
LAVASTRE, O [1 ]
DIXNEUF, PH [1 ]
机构
[1] UNIV RENNES 1,CHIM COORDINAT ORGAN LAB,CNRS,URA 415,F-35042 RENNES,FRANCE
关键词
ARENE COMPLEXES; ALKENYL COMPLEXES; RUTHENIUM; METHACRYLATE MONOMERS; SYNTHESIS;
D O I
10.1016/0022-328X(94)00030-G
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The alkenyl derivatives [(C(6)Me(6))(PMe(3))ClRu-C(OMe)=CHR] IIIa (R = Me) and IIIb (R = Ph) have been prepared by deprotonation of the corresponding carbene complexes [(C(6)Me(6))(PMe(3))ClRu=C(OMe)CH(2)R][PF6-] II with Me(3)COK. Complexes III can be used as efficient catalysts for the addition of functional carboxylic acids to terminal alkynes to give dioxolanone 4, from R(-)mandelic acid, or methacrylates of the type CH2=C(Me)CO-OY: Y = C(=CH2)(n)Bu, 6, CH2CH2C=CH, 8, or C(=CH2)CH2CH2CH2CH2C(=CH2)OCOC(Me)=CH2, 10.
引用
收藏
页码:C9 / C10
页数:2
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