diffraction. Reaction of 1b with Co atoms afforded a single product, the dinuclear cluster [(η5-tBu3Cp)Co}2H3] (4b), whose molecular structure was determined by single-crystal X-ray diffraction. Both, 4a and 4b exhibit extremely short Co-Co distances [2.244(1) (4a) and 2.242(1) Å (4b)], as found for the Me5Cp analog [(η5-Me5Cp)Co}2H3] (4c). Reaction of an isomeric mixture of Me4EtCpH (1c) with Co atoms furnished
Co原子与1,3- t Bu 2 CpH (1a),1,3- t Bu 2 CpH (1a),1,
2,4- t Bu 3 CpH (1b)和EtMe 4 CpH的
金属汽化反应描述(1c)。与1a中两个单核配合物[(η 5 -吨卜2的Cp)(η 4 -吨卜2 -1,3-
环戊二烯)CO] (2A)和[(η 5 -吨卜2的Cp)2 CO](3a)中分离,用双核
钴簇一起[(η 5 -吨卜2的Cp)有限公司} 2 ħ 3 ] (4a)中与四核簇的痕量[(η 5 -吨卜2的Cp) CoH} 4 ] (5a)。通过X射线衍射确定3a和4a的分子结构。的反应1B与Co原子得到的单品,双核簇[(η 5 -吨卜3的Cp)有限公司} 2 ħ 3 ](4b),其分子结构通过单晶X射线衍射确定。既,图4a和4b中显示出非常短的Co的Co的距离[2.244(1) (图4a)和2.242(1) (图4b) ],发现作为用于ME