Issue 6, 1986

Preparation, characterisation, and X-ray crystal structure of [W2Cl4(NHBut)2(NH2But)2]: a triply-bonded ditungsten compound containing t-butylamido ligands

Abstract

Treatment of the dimer [W2Cl6(thf)4](thf = tetrahydrofuran) with excess t-butylamine caused the replacement of two chlorines by t-butylamide ligands and the formation of the new dimer [W2Cl4(NHBut)2(NH2But)2] which was characterised by n.m.r. spectroscopy and a single-crystal X-ray structure determination. The molecule has 222 (D2) symmetry, with disordering of the amide and amine ligands, and an eclipsed structure with strong Cl ⋯ H–N intermolecular bonding. The W[triple bond, length as m-dash]W, W–Cl, and W–N distances are 2.288(3), 2.352(5), and 2.11(2)Å respectively.

Article information

Article type
Paper

J. Chem. Soc., Dalton Trans., 1986, 1305-1307

Preparation, characterisation, and X-ray crystal structure of [W2Cl4(NHBut)2(NH2But)2]: a triply-bonded ditungsten compound containing t-butylamido ligands

D. C. Bradley, R. J. Errington, M. B. Hursthouse and R. L. Short, J. Chem. Soc., Dalton Trans., 1986, 1305 DOI: 10.1039/DT9860001305

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