Publications - 1993

• Butyllithium cubane-tetramers linked by Li-TMEDA-Li bridges in an infinite, zig-zag chain arrangement: first crystallographic study of a simple butyl compound of an early main group element. N.D.R. Barnett, R.E. Mulvey, W. Clegg and P.A. O'Neil. J. Am. Chem. Soc., 1993, 115, 1573-1574.
  
  
• Butyllithium-induced cyclotrimerisation reactions of organic nitriles: solvent-dependency, crystal and solution structures of lithio triazine intermediates, and an unexpected rearrangement of dihydrotriazino anions. D.R. Armstrong, W. Clegg, M. MacGregor, R.E. Mulvey and P.A. O'Neil. J. Chem. Soc., Chem. Commun. 1993, 608-610.
  
  
• Synthesis and structural characterisation of the mixed lithium-magnesium amide, [{PhCH2(Me2NCH2CH2)N}4Li2Mg]: a new type of magnesiate complex free of a donor solvent as ligand. W. Clegg, K.W. Henderson, R.E. Mulvey and P.A. O'Neil. J. Chem. Soc., Chem. Commun., 1993, 969-970.
  
  
• An infinite ladder structure of alternating, fused K2N2 rhomboids and KN2 triangles: synthesis and crystallographic characterisation of benzotriazolatopotassium.HMPA. P.C. Andrews, W. Clegg, R.E. Mulvey, P.A. O'Neil and H.M.M. Wilson. J. Chem. Soc., Chem. Commun., 1993, 1142-1144.
  
  
• An unprecedented mixed-alkali-metal organonitrogen ladder: synthesis, nmr spectroscopic studies, and X-ray crystallographic studies of the dilithium disodium amide [{LiNa[N(CH2Ph)2]2.OEt2}2]. D.R. Baker, R.E. Mulvey, W. Clegg and P.A. O'Neil. J. Am. Chem. Soc., 1993, 115, 6472-6473.
  
  
• Crystal structure of [(a-cyanoisopropylsodium.tetramethylethylenediamine)4]: how coordination expansion from lithium to sodium centres can increase the aggregation state of an a-nitrile "carbanion". R.E. Mulvey, N.D.R. Barnett, J. Barker, D. Barr, W. Clegg and P.A. O'Neil. Angew. Chem., 1993, 105, 1419-1421; Angew. Chem. Int. Ed. Engl., 1993, 32, 1366-1368.
  
  
• Synthesis of heteroleptic bis(amides): crystal structure of the representative compound, [{Mg[N(Ph)2][N(Ph)(2-Pyr)]}2]. K.W. Henderson, R.E. Mulvey, W. Clegg and P.A. O'Neil. Polyhedron, 1993, 12, 2535-2538.
  
  
• Structure of monomeric [TiCl4(hexamethylphosphoric triamide)2]. W. Clegg, P.A. O'Neil, K.W. Henderson and R.E. Mulvey. Acta Cryst., 1993, C49, 2108-2109.

Conference Presentations 1993