名称:
Bis(oligosilanyl)chalcogenides [(Me3Si)xMe3−xSi]2E, alkalimetal oligosilanylchalcogenolates (Me3Si)xMe3−xSiEMI and oligosilanylchalcogenols (Me3Si)xMe3−xSiEH (E=S, Se, Te)
摘要:
Bis(oligosilanyl)chalcogenides [(Me3Si)(x)Me-3 Si- x](2)E, alkalimetal oligosilanylchalcogenolates (Me3Si)(x) Me-3 (- x) Si -EMI and oligosilanylchalcogenols (Me3Si)(x) Me3 -x Si-EH (x = 1 - 3; E = S, Se, Te) were synthesized and characterized by H-1-, C-13-, Si-29-, Se-77- and Te-125-NMR spectroscopy. Trends of NMR parameters (chemical shifts, coupling constants) are discussed. (C) 2002 Published by Elsevier Science B.V.