Polyazolyl Chelate Chemistry. 13. An Osmaboratrane1
journal contributionposted on 16.02.2004 by Mark R. St.-J. Foreman, Anthony F. Hill, P. White, David J. Williams
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The reaction of [Os(C6H5)Cl(CO)(PPh3)2] with Na[HB(mt)3] (mt = methimazolyl) results in benzene elimination and the formation of the first osmaboratrane [B(mt)3Os(CO)(PPh3)](Os→B), the crystal structure of which reveals a somewhat long transannular dative bond between osmium(0) and boron(III).