[Ta(η2-CHPMe2)(η2-CH2PMe2)(PMe3)3]. The compound [Ta(η2-CHPMe2)(PMe3)4Cl] reacts with cyclopentadiene and butadiene giving [Ta(η-C5H5)2(PMe3)Cl] and [Ta(η2-CHPMe2)(η-C4H6)(PMe3)2Cl], respectively. The crystal structure of [Ta(η2-CHPMe2)(η-C4H6)(PMe3)2Cl] has been determined. The compound [Ta(η2-CHPMe2)(η2-CH2PMe2)(PMe3)3] reacts with dihydrogen giving [Ta(η2-CHPMe2)(η2-CH2PMe2)(PMe3)2H2].
用
钠砂还原液态PMe 3中的TACl 5的顺序为[TA(PMe 3)2 Cl 5 ],[TA(PMe 3)3 Cl 4 ],[TA(PMe 3)3 Cl 3 ],[TA (PME 3)4
氯2 ],[TA(η 2 -CHPMe 2)(PME 3)4 CL],[TA(η 2 -CHPMe 2)(η 2 -CH 2 PME 2)(PME 3)3]。化合物[TA(η 2 -CHPMe 2)(PME 3)4 CL]与
环戊二烯和
丁二烯给予反作用[TA(η-C 5 H ^ 5)2(PME 3)
氯]和[TA(η 2 -CHPMe 2)(η-C 4 H ^ 6)(PME 3)2 CL],分别。的晶体结构[TA(η 2 -CHPMe 2)(η-C 4 H ^ 6)(PME 3)2 CL]已经确定。化合物[TA(η 2 -CHPMe 2)(η2 -CH 2 PME 2)(PME 3)3 ]与二氢给予发生反应[TA(η