CRYSTAL AND MOLECULAR-STRUCTURE OF (MU-ETA-2,ETA-3-PROPARGYL)BIS(CYCLOPENTADIENYL)TETRACARBONYLDIMOLYBDENUM TETRAFLUOROBORATE AND (MU-ETA-2,ETA-3-1,1-DIMETHYLPROPARGYL)BIS(CYCLOPENTADIENYL)TETRACARBONYLDIMOLYBDENUM TETRAFLUOROBORATE

被引:23
作者
BARINOV, IV [1 ]
REUTOV, OA [1 ]
POLYAKOV, AV [1 ]
YANOVSKY, AI [1 ]
STRUCHKOV, YT [1 ]
SOKOLOV, VI [1 ]
机构
[1] ACAD SCI USSR,INST ORGANOELEMENT CPDS,MOSCOW 117813,USSR
关键词
D O I
10.1016/0022-328X(91)86374-Y
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
An X-ray study of [(mu-eta-2,eta-3-HC = CCH2)Cp2Mo2(CO)4]+(BF4-) (1) and [(mu-eta-2,eta-3-HC = CCMe2)-Cp2Mo2(CO)4]+ (BF4-) (2) reveals their structures to be similar to the structure of neutral compounds of the series (mu-eta-2,eta-2-RC = CR)Cp2Mo2(CO)4, the difference between 1 and 2 being mainly due to the markedly different Mo-C+ bond lengths, which accounts for different stability and fluxional behavior of these compounds in solution.
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页码:C24 / C27
页数:4
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