Issue 7, 1982

Some oxygen-donor complexes of cyclopentadienyluranium(IV)N-thiocyanate; steric considerations and stability

Abstract

The oxygen-donor complexes [U(cp)(NCS)3L2][cp =η-C5H5, L = Me3CCONMe2(dmpva), Me2CHCONMe2(dmiba), PPh3O, and P(NMe2)3O (tdpo)] have been prepared and i.r. and u.v.–visible (solution and solid reflectance) spectra are reported for them. Analogous complexes with L = MeCONMe2(dma), EtCONMe2(dmpa), EtCONEt2(depa), pyridine, and 2,2′-bipyridyl could not be isolated and disproportionation to [U(cp)3(NCS)] and [U(NCS)4Lx] occurred. The observations are discussed in terms of the steric crowding about the uranium atom using a cone-packing model.

Article information

Article type
Paper

J. Chem. Soc., Dalton Trans., 1982, 1365-1369

Some oxygen-donor complexes of cyclopentadienyluranium(IV)N-thiocyanate; steric considerations and stability

K. W. Bagnall and L. Xing-fu, J. Chem. Soc., Dalton Trans., 1982, 1365 DOI: 10.1039/DT9820001365

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