The Crystal Structure of Tetraisothiocyanato-tetrakis(trimethylphosphine oxide)uranium(IV)
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X Ray
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The structure of the title compound has been determined by single-crystal X-ray crystallography. The crystals are orthorhombic, a 12�122(1), b 12�545(2), c 22�128(3) �, space group Pccn. The structure was refined to a final residual of 0�040,1565 structure amplitudes being used. The molecules are eight-coordinate, the coordination polyhedron being an almost regular square antiprism, with the thiocyanate groups bonded through nitrogen.
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