FLUORINE MIGRATION IN DIMERIZATION OF TETRAFLUORODISILACYCLOBUTENE MEDIATED BY GROUP-VI TRANSITION-METAL CARBONYLS

被引:8
|
作者
LEE, CY [1 ]
LIU, CS [1 ]
机构
[1] NATL TSING HUA UNIV,DEPT CHEM,HSINCHU 300,TAIWAN
关键词
SILICON; CHROMIUM; MOLYBDENUM; TUNGSTEN;
D O I
10.1016/0022-328X(94)88067-0
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The photochemical dimerization of 1,1,2,2,-tetrafluoro-1,2-disilacyclobutene mediated by Group VI transition metal carbonyls generates (fluorosilyl)(trifluorosilyl)alkenes (5) by fluorine atom migration. The electronic properties (hardness) of the central metal influence the selection of the reaction pathway: F migration to give the dimer 5 or further oxidative addition to give the tetrasilyl transition metal compound 7 or 9.
引用
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页码:151 / 154
页数:4
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