Zz. Wu et Zl. Xue, Synthesis and characterization of tantalum silyl and disilyl imido complexes that do not contain anionic pi-ligands, ORGANOMETAL, 19(21), 2000, pp. 4191-4192
Tantalum disilyl and silyl complexes [(Me3Si)(2)N](Me3SiN=)Ta(SiPh2But)(2)
(1) and [(Me3Si)(2)N](Me2N)(Me3SiN=)Ta(SiPh2But) (2) have been prepared and
characterized. They are; to our knowledge, the first known cyclopentadieny
l-free group 5 imido disilyl and silyl complexes.