Professor Guy Orpen

Publications 2003

  1. Factors controlling the relative stabilities of cis- and trans-[PtX2L2] isomers: Chatt and Wilkins - 50 years on,
    JN Harvey, KM Heslop, AG Orpen and PG Pringle,
    Chem Commun, 2003, 278.

  2. Synthesis and electrical and optical properties of [PtTl2-xLix(C6F5)2(CCPh)2] (x=0, 1),
    JPH Charmant, J Forniés, J Gomez, E Lalinde, RI Merino, MT Moreno and AG Orpen, Organometallics 2003, 22, 652.

  3. Synthesis of Neutral and Anionic Tetranuclear Clusters [Pt4(μ2-PPh2)3{μ3-PPh(1,2-η2-Ph)-κ3-P}(C6F5)4L] and [NBu4][Pt4(μ2-PPh2)3{μ3-PPh(1,2-η2-Ph)-κ3-P}(C6F5)5] Containing Five Coordinate P Atoms and Two Pt-Pt Bonds,
    E Alonso J Forniés, C Fortuño, A Martín and AG Orpen,
    Organometallics 2003, 22, 2723.

  4. Synthesis and transition metal chemistry of 'phosphomide' ligands: a comparison of the reactivity and electronic properties of diphenyl-P-perfluoro-octanoyl-phosphine, P-acetyl-diphenylphosphine and P-anisoyl-diphenylphosphine. X-ray crystal structure of [RhCp*(Ph2PC(O)CH3)Cl2],
    RA Baber, ML Clarke, AG Orpen and DA Ratcliffe,
    J Organomet Chem, 2003, 667, 112.

  5. The solid-state structure of diboronic acid, B2(OH)4,
    RA Baber, NC Norman, AG Orpen and J Rossi,
    New J Chem, 2003, 27, 773.

  6. Conformational preferences driven by the C-methyl substituent in chelated o-diphenylphosphino-alpha-methyl-N,N-dimethylbenzylamine rhodium complexes,
    MA Alons, JA Casares, P Espinet, K Soulantica, AG Orpen & H Phetmung,
    Inorg Chem, 2003, 42, 3856.

  7. The substitution chemistry of the tris(3,5-dimethylpyrazolyl)-methanerhodium complex [Rh(CO)2{HC(pz')3}]+,
    CJ Adams, NG Connelly, DJH Emslie, OD Hayward, T Manson T, AG Orpen and PH Rieger,
    Dalton Trans, 2003, 2835.

  8. Coordination complexes of the bismuth(III) thiolates Bi(SC6F5)3 and Bi(SC6Cl5)3 with pyridine ligands,
    KM Anderson, CJ Baylies, AHM Jahan, NC Norman, AG Orpen and J Starbuck,
    Dalton Trans, 2003, 3270.

Publications 2002

  1. Redox routes to arenechromium complexes of two-, three- and four-electron alkynes; structure and bonding in paramagnetic [Cr(CO)L(h-RC equivalent to CR)(h-arene)]+,
    CJ Adams, IM Bartlett, NG Connelly, DJ Harding, OD Hayward, AJ Martin, AG Orpen, MJ Quayle and PH Rieger,
    J Chem Soc-Dalton Trans, 2002, 4281.

  2. A phase transition in the novel three-dimensional compound [Eu2(mal)3(H2O)6] (H2mal = malonic acid),
    M Hernandez-Molina, P Lorenzo-Luis, C Ruiz-Perez, T Lopez, IR Martin, KM Anderson, AG Orpen, EH Bocanegra, F Lloret and M Julve,
    J Chem Soc-Dalton Trans, 2002, 3462.

  3. Innovation in crystal engineering,
    D Braga, GR Desiraju, JS Miller, AG Orpen and SL Price,
    Crystengcomm, 2002, 500.

  4. Tetramethylammonium dichlorodiphenyl-bismuthate(III),
    JPH Charmant, AG Orpen, SC James, NC Norman and J Starbuck,
    Acta Crystallogr Sect E-Struct Rep Online, 2002, 58, M488.

  5. Neutral organometallic palladium(II) aquo complexes,
    C Bartolome, P Espinet, L Vicente, F Villafane, JPH Charmant and AG Orpen,
    Organometallics, 2002, 21, 3536.

  6. Ligand-induced and reductively induced alkyne-isocyanide coupling reactions of [(Mo(CNBut)3(PhC CPh)(h5-C5Me5)][BF4],
    CJ Adams, KM Anderson, IM Bartlett, NG Connelly, AG Orpen and TJ Paget,
    Organometallics, 2002, 21, 3454.

  7. Use of the Ni(dithiooxalate)22- unit as a molecular tecton in crystal engineering,
    TJ Podesta and AG Orpen,
    Crystengcomm, 2002, 336.

  8. Synthesis and characterization of new cyclometallated Pd(II) complexes with bridging or terminal imidato ligands. Crystal structures of [{Pd(m-succinimide)(phpy)}2] and [Pd(azb)(succinimide)(PPh3)] (phpy=2-phenylpyridine; azb=azobenzene),
    JL Serrano, L Garcia, J Perez, E Perez, J Vives, G Sanchez, G Lopez, E Molins and AG Orpen,
    Polyhedron, 2002, 21, 1589.

  9. Applications of the Cambridge Structural Database to molecular inorganic chemistry,
    AG Orpen,
    Acta Crystallogr Sect B-Struct Sci, 2002, 58, 398.

  10. Conformational analysis of complexes of 2,4,4-trimethyl-1,5,9-triazacyclododec-1-ene and its 9-methyl derivative,
    J Perez, L Garcia, AG Orpen, MD Santana, P Saez and G Garcia,
    New J Chem, 2002, 26, 726.

  11. Molecular distortions in crystalline 2-phenylethynylbenzoic acid,
    LD Hall, G Orpen, M Pilkington and JD Wallis,
    J Chem Crystallogr, 2001, 31, 97.

  12. Chlorobis(triphenylphosphine)nickel(I),
    NC Norman, AG Orpen, MJ Quayle and GR Whittell,
    Acta Crystallogr Sect C-Cryst Struct Commun, 2002, 58, m160.

  13. Metallocenium salts of perhalophenylplatinate anions: ion shape, charge and solvation effects on crystal structure,
    D Bellamy, NG Connelly, GR Lewis and AG Orpen,
    Crystengcomm, 2002, 68.

  14. Polymorphism and pseudo-polymorphism in the crystal structures of [ML2]2[{M (mnt)2}2] (M = Fe or Co, L = Cp or Cp*),
    D Bellamy, NG Connelly, GR Lewis and AG Orpen,
    Cryst. Eng. Commun., 2002, 51.

  15. Novel dicarbonyl and carbonylnitrosyl tris(m-triazenide) dirhodium complexes,
    NG Connelly, OD Hayward, P Klangsinsirikul and AG Orpen,
    J Chem Soc-Dalton Trans, 2002, 305.

  16. The d2/d3 alkyne redox pair [WF2(PhCCPh)Tp'](z) (z =+1 or 0): missing links in a 'redox family tree',
    CJ Adams, KM Anderson, NG Connelly, DJ Harding, AG Orpen, E Patron and PH Rieger,
    Chem Commun, 2002, 130.

  17. Highly active, recyclable catalyst for the manufacture of viscous, low molecular weight, CO-ethene-propene-based polyketone, base component for a new class of resins,
    WP Mul, H Dirkzwager, AA Broekhuis, HJ Heeres, AJ van der Linden and AG Orpen,
    Inorg Chim Acta, 2002, 327, 147.

Publications 2001

  1. On the relative magnitudes of cis and trans influences in metal complexes,
    KM Anderson and AG Orpen,
    Chem. Commun., 2001, 2682.

  2. Synthesis of homo- or hetero-trinuclear palladium(II)/platinum(II) compounds with bridging phosphido ligands. Crystal and electronic structures (DFT) of [N(PPh3)2]2[Pt3(m-PPh2)4(C6F5)4] and of its oxidation product [Pt3(C6F5)4(m-PPh2)4],
    E Alonso, JM Casas, J Fornies, C Fortuno, A Martin, AG Orpen, CA Tsipis and AC Tsipis,
    Organometallics, 2001, 20, 5571.

  3. Nickel ethylene polymerization catalysts based on phosphorus ligands,
    NA Cooley, SM Green, DF Wass, K Heslop, AG Orpen and PG Pringle,
    Organometallics, 2001, 20, 4769.

  4. Bridgehead phosphorus chemistry: in-out inversion, intrabridgehead P...P bonding, and reactivity,
    RW Alder, CP Butts, AG Orpen and D Read,
    J Chem Soc-Perkin Trans 2, 2001, 2233.

  5. Principal component analysis of conformations in fused ring chelate complexes: conformer identification, stereochemistry, and interconversion pathways,
    SE Harris, I Pascual and AG Orpen,
    J Chem Soc-Dalton Trans, 2001, 2996.

  6. Dicarbonylbis(1,4-difluoro-2,3,5,6-tetramethyl-1,4-diboracyclohexa-2,5-diene)molybdenum,
    KM Anderson, EP Kundig, NC Norman, AG Orpen, JAJ Pardoe, DW Smith and PL Timms,
    Acta Crystallogr Sect E-Struct Rep Online, 2001, 57, M419.

  7. Control over directional metal-metal charge transfer in cyanide-bridged dimanganese complexes: effects of m-CN linkage isomerism and ancillary ligand set,
    KM Anderson, NG Connelly, E Llamas-Rey, AG Orpen and RL Paul,
    Chem Commun, 2001, 1734.

  8. Rapid retrieval of molecular geometry information from a crystallographic database,
    R Taylor, JC Cole, M Kessler, J Luo, BR Smith, SE Harris and AG Orpen,
    Abstr Pap Am Chem Soc, 2001, 222, 11-CINF.

  9. Synthesis, structure, and electrochemistry of mononuclear and face-to-face binuclear orthometalated complexes of palladium(II) with N-monodentate or N(1),N(3)-bridging 1,3-di-p-tolyltriazenido ligands. Dependence on geometrical arrangement of the electronic communication between two equivalent redox sites,
    G Garcia-Herbosa, NG Connelly, A Munoz, JV Cuevas, AG Orpen and SD Politzer,
    Organometallics, 2001, 20, 3223.

  10. Preparation of tetraalkylformamidinium salts and related species as precursors to stable carbenes,
    RW Alder, ME Blake, S Bufali, CP Butts, AG Orpen, J Schutz and SJ Williams,
    J Chem Soc-Perkin Trans 1, 2001, 1586.

  11. Geometry variation of complex ions in crystals,
    AG Orpen and MJ Quayle,
    J Chem Soc-Dalton Trans, 2001, 1601.

  12. Cyanide-bridged complexes with Sn(II)Mn(I), Sn(II)Mn(II), Sn(IV)Mn(I) and Sn(IV)Mn(II) oxidation states,
    KM Anderson, NG Connelly, NJ Goodwin, GR Lewis, MT Moreno, AG Orpen and AJ Wood,
    J Chem Soc-Dalton Trans, 2001, 1421.

  13. Steric activation of chelate catalysts: efficient polyketone catalysts based on four-membered palladium(II) diphosphine chelates,
    SJ Dossett, A Gillon, AG Orpen, JS Fleming, PG Pringle, DF Wass and MD Jones,
    Chem Commun, 2001, 699.

  14. Molybdenum-based alkyne-isocyanide coupling reactions: synthesis of a reactive diiminometallacyclopentene complex,
    CJ Adams, KM Anderson, IM Bartlett, NG Connelly, AG Orpen, TJ Paget, H Phetmung and DW Smith,
    J Chem Soc-Dalton Trans, 2001, 1284.

  15. Redox-induced k2-k3 isomerisation in hydrotris(pyrazolyl)boratorhodium complexes: synthesis, structure and ESR spectroscopy of stabilised rhodium(II) species,
    NG Connelly, DJH Emslie, WE Geiger, OD Hayward, EB Linehan, AG Orpen, MJ Quayle and PH Rieger,
    J Chem Soc-Dalton Trans, 2001, 670.

  16. Redox-active catecholate complexes of rhodium hydrotris(pyrazolyl)-borates,
    NG Connelly, DJH Emslie, OD Hayward, AG Orpen and MJ Quayle,
    J Chem Soc-Dalton Trans, 2001, 875.

  17. Homologous families of chloride-rich 4,4'-bipyridinium salt structures,
    B Dolling, AL Gillon, AG Orpen, J Starbuck and XM Wang,
    Chem Commun, 2001, 567.

  18. Reactivity of a secondary phosphine platinum(II) complex with [Pt(norbornene)3] and PPh3. Synthesis of new single phosphido-bridged derivatives of platinum(I) and phosphido-bridged platinum(II) hydrides,
    E Alonso, J Fornies, C Fortuno, A Martin and AG Orpen,
    Organometallics, 2001, 20, 850.

  19. Superbasic bridgehead diphosphines: the effects of strain and intrabridgehead P...P bonding on phosphine basicity,
    RW Alder, CP Butts, AG Orpen, D Read and JM Oliva,
    J Chem Soc-Perkin Trans 2, 2001, 282.

  20. Bridgehead phosphorus chemistry: in-out inversion, intrabridgehead P...P bonding, and reactivity,
    RW Alder, CP Butts, AG Orpen and D Read,
    J Chem Soc-Perkin Trans 2, 2001, 288.

  21. Control of hydrogen bond network dimensionality in tetrachloroplatinate salts,
    A Angeloni and AG Orpen,
    Chem Commun, 2001, 343.

Publications 2000

  1. Antimony imido and imido-amino compounds: a new route to an imidoantimony macrocycle,
    R Bryant, SC James, JC Jeffery, NC Norman, AG Orpen and U Weckenmann,
    J Chem Soc-Dalton Trans, 2000, 4007.

  2. Biarylphosphonites: a class of monodentate phosphorus(III) ligands that outperform their chelating analogues in asymmetric hydrogenation catalysis,
    C Claver, E Fernandez, A Gillon, K Heslop, DJ Hyett, A Martorell, AG Orpen and PG Pringle,
    Chem Commun, 2000, 961.

  3. Calix[4]arene derived phosphites: their hydrolytic stability and complexes with gold(I), platinum(II,0), palladium(II) and iridium(I),
    CJ Cobley, DD Ellis, AG Orpen and PG Pringle,
    J Chem Soc-Dalton Trans, 2000, 1101.

  4. Compositional disorder in trans-[RhBr0.26Cl0.74H(PMe3)4][B(1,2-O2C6Br4)].CH2Cl2,
    NC Norman, AG Orpen, MJ Quayle and EG Robins,
    Acta Crystallogr Sect C-Cryst Struct Commun, 2000, 56, 50.

  5. Coordination chemistry of a bulky redox-active cyanomanganese carbonyl ligand: N-bound tetrahedral complexes of 3d metals,
    NG Connelly, OM Hicks, GR Lewis, AG Orpen and AJ Wood,
    J Chem Soc-Dalton Trans, 2000, 1637.

  6. Crystal synthesis using secondary and dative coordinate bonding: 4,4'-bipyridyl adducts of arylbismuth dihalides,
    SC James, NC Norman, AG Orpen and J Starbuck,
    Cryst Eng Comm, 2000, 10.

  7. Diborane(4) compounds incorporating thio- and seleno-carboranyl groups,
    NC Norman, AG Orpen, MJ Quayle and CR Rice,
    New J Chem, 2000, 24837.

  8. para-Ethynylaniline as a building block for fully p-conjugated ligands and acetylide complexes: crystal structures of trans-[Pt(PPh3)2(CCC6H4NH2)2] and [(m-H)Ru3(CO)9(m3-CCC6H4NH2)],
    AJ Deeming, G Hogarth, MYV Lee, M Saha, SP Redmond, H Phetmung and AG Orpen,
    Inorganica Chim Acta, 2000, 309, 109.

  9. Organic-inorganic hybrid solids: control of perhalometallate solid state structures,
    AL Gillon, GR Lewis, AG Orpen, S Rotter, J Starbuck, X-M Wang, Y Rodriguez-Martin and C Ruiz-Perez,
    J Chem Soc-Dalton Trans, 2000, 3897.

  10. 1,2-Phenylene diisocyanide for metallotriangles,
    P Espinet, K Soulantica, JPH Charmant and AG Orpen,
    Chem Commun, 2000, 915.

  11. Platinum(II), palladium(II) and rhodium(I) complexes of o-, m- and p-Ph2PC6H4PO(OEt)2. PtCl2-SnCl2 Hydroformylation catalysts modified with phosphonated triarylphosphines,
    DD Ellis, G Harrison, AG Orpen, H Phetmung, PG Pringle, JG deVries and H Oevering,
    J Chem Soc-Dalton Trans, 2000, 671.

  12. Polynuclear homo- or heterometallic palladium(II)-platinum(II) pentafluorophenyl complexes containing bridging diphenylphosphido ligands. 8. Syntheses and reactivity of the tetranuclear [Pt4(m2-PPh2)3{m3-PPh(1,2-h2-Ph)-k P-3)(C6F5)4] cluster,
    E Alonso, J Fornies, C Fortuno, A Martin and AG Orpen,
    Organometallics, 2000, 19, 2690.

  13. Rationally designed improvement of the bis(phospholano)ethane ligand for asymmetric hydrogenation leads to a reappraisal of the factors governing the enantioselectivity of Duphos catalysts,
    E Fernandez, A Gillon, K Heslop, E Horwood, DJ Hyett, AG Orpen and PG Pringle,
    Chem Commun, 2000, 1663.

  14. Redox-active heterobinuclear triazenide-bridged complexes; ancillary ligand control of electron distribution in a three-electron metal-metal bond,
    NG Connelly, OD Hayward, P Klangsinsirikul, AG Orpen and PH Rieger,
    Chem Commun, 2000, 963.

  15. Rhodium complexes with the chelating and binucleating ligands P(CH2CH2Py)nPh3-n (Py=2-pyridyl; n=1, 2): Structures and fluxional behavior,
    MA Alonso, JA Casares, P Espinet, K Soulantica, JPH Charmant and AG Orpen,
    Inorg Chem, 2000, 39, 705.

  16. Rhodium(I) complexes of robust phosphites derived from calix[4]arenes and their application in the hydroformylation of 1-hexene,
    CJ Cobley, DD Ellis, AG Orpen and PG Pringle,
    J Chem Soc-Dalton Trans, 2000, 1109.

  17. Rhodium(I) complexes of unsymmetrical diphosphines: efficient and stable methanol carbonylation catalysts,
    C-A Carraz, EJ Ditzel, AG Orpen, DD Ellis, PG Pringle and GJ Sunley,
    Chem Commun, 2000, 1277.

  18. Salts of two pentahalo(N-donor)bismuthate(III) anions: [BiX5L]2-(X = Cl, Br; L = pyridine, 4-picoline),
    SC James, YG Lawson, NC Norman, AG Orpen and MJ Quayle,
    Acta Crystallogr Sect C-Cryst Struct Commun, 2000, 56, 427.

  19. Structure and dynamic behavior of (h3-allyl)bromodicarbonylmolybdenum(II) complexes containing polydentate 2-pridylphosphanes or their oxides as chelating ligands: Occurrence of three fluxional processes,
    P Espinet, R Hernando, G Iturbe, F Villafane, AG Orpen and I Pascual,
    Eur J Inorg Chem, 2000, 1031.

  20. Structure dependence on redox state and charge in [Fe4(m3-S4)(h-C5H5)4]m[M(mnt)2]n (M = Ni or Pt, m, n = 1 or 2),
    D Bellamy, A Christofides, NG Connelly, GR Lewis, AG Orpen and P Thornton,
    J Chem Soc-Dalton Trans, 2000, 4038.

  21. Synthesis and reactivity of dimetallacyclopentenone complexes [Ru2(CO)(m-CO){m-C(O)(CR1CR2)}(h-C5H5)2] (R1 = Me or Ph; R2 = CO2Me),
    PJ King, SAR Knox, GJ McCormick, AG Orpen, JN Wilkinson and EA Hill,
    J Chem Soc-Dalton Trans, 2000, 2975.

  22. Synthetic routes to cyclic and unsymmetric diborane(4) compounds,
    MJG Lesley, NC Norman, AG Orpen and J Starbuck,
    New J Chem, 2000, 24, 115.

  23. Three sulfur-containing diborane(4) compounds,
    NC Norman, AG Orpen, MJ Quayle and CR Rice,
    Acta Crystallogr Sect C-Cryst Struct Commun, 2000, 56, 440.

  24. Transformation of dimethyl acetylenedicarboxylate to bis(methylcarboxylate)vinylidene at a diruthenium centre: unprecedented 1,2-migration of a CO2Me group,
    PJ King, SAR Knox, MS Legge, AG Orpen, JN Wilkinson and EA Hill,
    J Chem Soc-Dalton Trans, 2000, 1547.

  25. Transition metal complexes incorporating the BF2 ligand formed by oxidative addition of the B-B bond in B2F4,
    N Lu, NC Norman, AG Orpen, MJ Quayle, PL Timms and GR Whittell,
    J Chem Soc-Dalton Trans, 2000, 4032.

Publications 1999

  1. Structure and bonding in the d4/d3 alkyne redox pairs [WX(CO)(MeC CMe)Tp '](z) (X = F, Cl, Br and I; z = 0 and 1): halide stabilisation of electron deficient metal alkyne complexes,
    IM Bartlett, S Carlton, NG Connelly, DJ Harding, OD Hayward, AG Orpen, CD Ray and PH Rieger,
    Chem Commun, 1999, 2403.

  2. The platinum catalysed diboration of alkynes using 1,2-B2Cl2(NMe2)2: formation of 1-azonia-2-borata-5-borole derivatives,
    KM Anderson, MJG Lesley, NC Norman, AG Orpen and J Starbuck,
    New J Chem, 1999, 23, 1053.

  3. Cation-controlled formation of [{MCl4}n]2n- chains in [4,4 '-H2bipy][MCl4] (M = Mn, Cd): an alternative to the A2MCl4 < 100 > layer perovskite structure,
    AL Gillon, AG Orpen, J Starbuck, XM Wang, Y Rodriguez-Mariin, C Ruiz-Perez,
    Chem Commun, 1999, 2287.

  4. Secondary bonding as a potential design element for crystal engineering,
    J Starbuck, NC Norman and AG Orpen,
    New J Chem, 1999, 23, 969.

  5. Synthesis and characterisation of titanium silasesquioxane complexes: soluble models for the active site in titanium silicate epoxidation catalysts,
    M Crocker, RHM Herold, AG Orpen and MTA Overgaag,
    J Chem Soc-Dalton Trans, 1999, 3791.

  6. Double insertion of coordinated phosphanylalkyne ligands into a Pt-C6F5 bond,
    JPH Charmant, J Fornies, J Gomez, E Lalinde, MT Moreno, AG Orpen and S Solano,
    Angew Chem-Int Edit, 1999, 38, 3058.

  7. Synthesis, structural characterisation and luminescence studies of the first alkynyl stabilised platinum-cadmium complexes,
    JPH Charmant, LR Falvello, J Fornies, J Gomez, E Lalinde, MT Moreno, AG Orpen and A Rueda,
    Chem Commun, 1999, 2045.

  8. Triphenylboron adducts of redox-active cyanomanganese ligands,
    D Bellamy, NG Connelly, OM Hicks and AG Orpen,
    J Chem Soc-Dalton Trans, 1999, 3185.

  9. The synthesis and structure of a paramagnetic Lewis base adduct of antimony pentachloride, trans-[MnII(CNSbCl5)(CO)2{P(OEt)3}(dppm)][SbCl6],
    D Bellamy, NC Brown, NG Connelly and AG Orpen,
    J Chem Soc-Dalton Trans, 1999, 3191.

  10. Three PtII catecholate and 1,2-dithiocatecholate complexes,
    MJG Lesley, W Clegg, TB Marder, NC Norman, AG Orpen, AJ Scott and J Starbuck,
    Acta Crystallogr Sect C-Cryst Struct Commun, 1999, 55, 1272.

  11. Pyridine adducts of arylbismuth(III) halides,
    SC James, NC Norman and AG Orpen,
    J Chem Soc-Dalton Trans, 1999, 2837.

  12. Crystalline TCNQ and TCNE adducts of the diborane(4) compounds B2(1,2-E2C6H4)2 (E = O or S),
    TB Marder, NC Norman, AG Orpen, MJ Quayle and CR Rice,
    J Chem Soc-Dalton Trans, 1999, 2127.

  13. Synthesis and X-ray structure of a [4]ferrocenophane containing a boron-boron bond,
    MJG Lesley, U Mock, NC Norman, AG Orpen, CR Rice and J Starbuck,
    J Organomet Chem, 1999, 582, 116.

  14. Bis(phospha-adamantyl) alkanes: a new class of very bulky diphosphines,
    V Gee, AG Orpen, H Phetmung, PG Pringle and RI Pugh,
    Chem Commun, 1999, 901.

  15. Phosphine exchange reactions involving cis-[Pt(PPh3)2(Bcat)2] (cat=1,2-O2C6H4) and the oxidative addition of 1,2-B2Cl2(NMe2)2 to Pt0,
    D Curtis, MJG Lesley, NC Norman, AG Orpen and J Starbuck,
    J Chem Soc-Dalton Trans, 1999, 1687.

  16. Complexation of stable carbenes with alkali metals (vol 11, pg 241, 1999),
    RW Alder, ME Blake, C Bortolotti, S Bufali, CP Butts, E Linehan, JM Oliva, AG Orpen and M Quayle,
    Chem Commun, 1999, 1049.

  17. Structural systematics - Part 7. Conformational behaviour of bridging diphenylphosphido ligands,
    JJ Barker and AG Orpen,
    Acta Crystallogr Sect B-Struct Sci, 1999, 55, 203.

  18. Evidence for hydrogen-bond enhanced structural anomeric effects from the protonation of two aminals, 5-methyl-1,5,9-triazabicyclo-[7.3.1]tridecane and 1,4,8,11-tetraazatricyclo[9.3.1.1 (4,8)]hexadecane,
    RW Alder, TMG Carniero, RW Mowlam, AG Orpen, PA Petillo, DJ Vachon, GR Weisman and JM White,
    J Chem Soc-Perkin Trans 2, 1999, 589.

  19. The reaction of trimethylsilyldiazomethane with complexes of the type [PtX(CH3)(diphosphine)] (X = Cl, Br, I). Some observations on b-hydrogen migrations in PtCHRCH3 species and organoplatinum(II)-catalysts for alkene formation from trimethylsilyldiazomethane,
    P Bergamini, E Costa, C Ganter, AG Orpen and PG Pringle,
    J Chem Soc-Dalton Trans, 1999, 861.

  20. Oxidatively induced isomerisation of vinylidene ligands to alkynes: ESR spectra of paramagnetic vinylidene and alkyne arene metal complexes,
    IM Bartlett, NG Connelly, AJ Martin, AG Orpen, TJ Paget, AL Rieger and PH Rieger,
    J Chem Soc-Dalton Trans, 1999, 691.

  21. Complexation of stable carbenes with alkali metals,
    RW Alder, ME Blake, C Bortolotti, S Bufali, CP Butts, E Linehan, JM Oliva, AG Orpen and MA Quayle,
    Chem Commun, 1999, 241.

  22. A chemically functionalizable nanoporous material [Cu3(TMA)2(H2O)3]n,
    SSY Chui, SMF Lo, JPH Charmant, AG Orpen and ID Williams,
    Science, 1999, 283, 1148.

  23. Synthesis of novel C2 symmetrical and enantiomerically pure thiepines,
    A Hudson, AG Orpen, H Phetmung and P Wyatt,
    Tetrahedron Lett, 1999, 40, 813.

Publications 1998

  1. Neutral and anionic aryloxy halides of bismuth(III),
    P Hodge, SC James, NC Norman and AG Orpen,
    J Chem Soc-Dalton Trans, 1998, 4049.

  2. Metal complex geometries in small-molecule crystals,
    AG Orpen,
    Acta Crystallogr Sect D-Biol Crystallogr, 1998, 54, 1194.

  3. 2,2 '-bipyridyl and 1,10-phenanthroline adducts of the diborane(4) compound B2(1,2S2C6H4)2,
    CY Dai, SM Johnson, FJ Lawlor, P Lightfoot, TB Marder, NC Norman, AG Orpen, NL Pickett, MJ Quayle and CR Rice,
    Polyhedron, 1998, 17, 4139.

  4. Synthesis of 3-hydroxy and 3-amino 2-substituted N-heterocycles via enamine oxidation and aziridination,
    M Sunose, KM Anderson, AG Orpen, T Gallagher and SJF Macdonald,
    Tetrahedron Lett, 1998, 39, 8885.

  5. Nucleophilic behaviour of the neutral complexes [M(CP)(S2CNMe2)] [M = Pd, Pt ; CP = CH2C6H4P(C6H4Me-o)2-k-C,P] towards Ag(I) and Au(I) compounds. Synthesis (M = Pd, Pt) and molecular structures (M = Pt) of polynuclear complexes containing M-Ag and M-S bonds,
    J Fornies, A Martin, R Navarro, V Sicilia, P Villarroya and AG Orpen,
    J Chem Soc-Dalton Trans, 1998, 3721.

  6. Stable aminooxy- and aminothiocarbenes,
    RW Alder, CP Butts and AG Orpen,
    J Am Chem Soc, 1998, 120, 11526.

  7. Conformational control by quaternary centres: theory, database evidence and application to polymers,
    RW Alder, PR Allen, KR Anderson, CP Butts, E Khosravi, A Martin, CM Maunder, AG Orpen, CB St Pourcain,
    J Chem Soc-Perkin Trans 2, 1998, 2083.

  8. [Ti2(O2,4,6-Me3C6H2)2((OiPr))4 (m-(OiPr))2],
    SC James, NC Norman and AG Orpen,
    Acta Crystallogr Sect C-Cryst Struct Commun, 1998, 54, 1261.

  9. A new class of chiral bridged metallocene: Synthesis, structure, and olefin (co)polymerization behavior of rac- and meso-1,2-CH2CH2{4-(7-Me-indenyl)}2ZrCl2,
    CJ Schaverien, R Ernst, P Schut, WM Skiff, L Resconi, E Barbassa, D Balboni, YA Dubitsky, AG Orpen, P Mercandelli, M Moret and A Sironi,
    J Am Chem Soc, 1998, 120, 9945.

  10. b-diiminato complexes of VIII and TiIII - Formation and structure of stable paramagnetic dialkylmetal compounds,
    PHM Budzelaar, AB van Oort and AG Orpen,
    Eur J Inorg Chem, 1998, 1485.

  11. Structural studies of [Pt(CNMe)4][M(mnt)2]n {M = Pd or Pt, mnt = [S2C2(CN)2]2-, n = 1 or 2}: structure-dependent paramagnetism of three crystal forms of [Pt(CNMe)4][Pt(mnt)2]2,
    H Bois, NG Connelly, JG Crossley, JC Guillorit, GR Lewis, AG Orpen and P Thornton,
    J Chem Soc-Dalton Trans, 1998, 2833.

  12. Linking of benzyne and carbon monoxide at a triruthenium centre by migratory insertion,
    JPH Charmant, HAA Dickson, NJ Grist, SAR Knox, AG Orpen, K Saynor and JM Vinas,
    J Organomet Chem, 1998, 565, 141.

  13. 2,6-dibromo-4-nitroaniline,
    R Bryant, SC James, NC Norman and AG Orpen,
    Acta Crystallogr Sect C-Cryst Struct Commun, 1998, 54, 1113.

  14. A metal-containing synthon for crystal engineering: synthesis of the hydrogen bond ribbon polymer [4,4 '-H2bipy][MCl4] (M = Pd, Pt),
    GR Lewis and AG Orpen,
    Chem Commun, 1998, 1873.

  15. Zinc, cadmium and mercury complexes of redox-active cyanomanganese carbonyl ligands: intramolecular electron transfer through tetrahedral d(10) metal centres,
    NG Connelly, GR Lewis, MT Moreno and AG Orpen,
    J Chem Soc-Dalton Trans, 1998, 1905.

  16. Novel N-bound thallium(I) complexes of redox-active cyanomanganese carbonyl ligands: cyanide as a m3-k C :k N :k N triply bridging ligand,
    NG Connelly, OM Hicks, GR Lewis, MT Moreno and AG Orpen,
    J Chem Soc-Dalton Trans, 1998, 1913.

  17. Medium-ring diphosphines from diphosphabicyclo[k.l.0]alkanes: stereoselective syntheses, structure and properties,
    RW Alder, C Canter, M Gil, R Gleiter, CJ Harris, SE Harris, H Lange, AG Orpen and PN Taylor,
    J Chem Soc-Perkin Trans 1, 1998, 1643.

  18. Bridgehead diphosphines in the bicyclo[3.3.3]undecane and bicyclo[4.4.4]tetradecane series: synthesis, structure and properties,
    RW Alder, DD Ellis, R Gleiter, CJ Harris, H Lange, AG Orpen, D Read and PN Taylor,
    J Chem Soc-Perkin Trans 1, 1998, 1657.

  19. Platinum-catalysed 1,4-diboration of 1,3-dienes,
    W Clegg, TRF Johann, TB Marder, NC Norman, AG Orpen, TM Peakman, MJ Quayle, CR Rice and AJ Scott,
    J Chem Soc-Dalton Trans, 1998, 1431.

  20. Oxidative addition of boron-boron, boron-chlorine and boron-bromine bonds to platinum(0),
    W Clegg, FJ Lawlor, G Lesley, TB Marder, NC Norman, AG Orpen, MJ Quayle, CR Rice, AJ Scott and FES Souza,
    J Organomet Chem, 1998, 550, 183.

  21. Synthesis and properties of new tris(cyanoethyl)phosphine complexes of platinum(0,II), palladium(0,II), iridium(I) and rhodium(I). Conformational analysis of tris(cyanoethyl)phosphine ligands,
    AG Orpen, PG Pringle, MB Smith and K Worboys,
    J Organomet Chem, 1998, 550, 255.

  22. Metal-bound chlorine often accepts hydrogen bonds,
    G Aullon, D Bellamy, L Brammer, EA Bruton and AG Orpen,
    Chem Commun, 1998, 653.

  23. Tetrahedral chlorometal derivatives of redox-active cyanomanganese ligands: synthesis, structures and solvatochromic properties of a new class of cyanide-bridged complexes,
    NG Connelly, OM Hicks, GR Lewis, AG Orpen and AJ Wood,
    Chem Commun, 1998, 517.

  24. Boron-boron bond oxidative addition to rhodium(I) and iridium(I) centres,
    W Clegg, FJ Lawlor, TB Marder, P Nguyen, NC Norman, AG Orpen, MJ Quayle, CR Rice, EG Robins, AJ Scott, FES Souza, G Stringer and GR Whittell,
    J Chem Soc-Dalton Trans, 1998, 301.

  25. Polymers and oligomers with transverse aromatic groups and tightly controlled chain conformations,
    RW Alder, KR Anderson, PA Benjes, CP Butts, PA Koutentis and AG Orpen,
    Chem Commun, 1998, 309.

  26. Preparation and structure of cis-[Pt(BF2)2(PPh3)2]: the first crystallographically characterised complex containing the BF2 ligand,
    A Kerr, TB Marder, NC Norman, AG Orpen, MJ Quayle, CR Rice, PL Timms and GR Whittell,
    Chem Commun, 1998, 319.

  27. A zwitterionic zirconocene alkyl complex as a single-component a-olefin dimerization catalyst,
    H van der Heijden, B Hessen and AG Orpen,
    J Am Chem Soc, 1998, 120, 1112.

Publications 1997

  1. Synthesis and structural characterisation of tripodal titanium silsesquioxane complexes: a new class of highly active catalysts for liquid phase alkene epoxidation,
    M Crocker, RHM Herold and AG Orpen,
    Chem Commun, 1997, 2411.

  2. Mononuclear indium and gallium tetrachlorocatecholate complexes,
    YG Lawson, NC Norman, AG Orpen and MJ Quayle,
    Acta Crystallogr Sect C-Cryst Struct Commun, 1997, 53, 1805.

  3. P(CH2CH2Py)nPh3-n (Py = 2-pyridyl; n = 1, 2, 3) as chelating and as binucleating ligands for palladium,
    JA Casares, P Espinet, K Soulantica, I Pascual and AG Orpen,
    Inorg Chem, 1997, 36, 5251.

  4. Tetrahydrofuran adducts of a chlorobismuthate(II) anion and antimony triiodide,
    SC James, NC Norman, AG Orpen and MJ Quayle,
    Acta Crystallogr Sect C-Cryst Struct Commun, 1997, 53, 1024.

  5. Editorial,
    AG Orpen,
    J Chem Soc-Dalton Trans, 1997, R7.

  6. Poly(2-pyridyl)phosphines, PPy(n)Ph3-n (n=2,3), and their P-substituted derivatives as tripodal ligands in molybdenum(0) carbonyl complexes,
    JA Casares, P Espinet, R Hernando, G Iturbe, F Villafane, DD Ellis and AG Orpen,
    Inorg Chem, 1997, 36, 44.

Publications 1996

  1. Anchimeric assistance by platinum(II) in the epimerizations of [PtX(CHXSiMe3)(R,R-chiraphos)],
    R Argazzi, P Bergamini, E Costa, V Gee, JK Hogg, A Martin, AG Orpen and PG Pringle,
    Organometallics, 1996, 15, 5591.

  2. Diphosphine analogues of proton sponge: X-ray crystal structure of [Pd(h3-allyl)(dppn)]BF4.CH2Cl2 (dppn equals 1,8-bis(diphenylphosphino)naphthalene),
    SL James, AG Orpen and PG Pringle,
    J Organomet Chem, 1996, 525, 299.

  3. Structure and bonding in redox-active d4, d5 and d6 alkyne complexes: Metal-alkyne moieties as electron sinks,
    IM Bartlett, NG Connelly, AG Orpen, MJ Quayle and JC Rankin,
    Chem Commun, 1996, 2583.

  4. Novel structural forms for imidoamides and oxoalkoxides of bismuth,
    SC James, NC Norman, AG Orpen, MJ Quayle and U Weckenmann,
    J Chem Soc-Dalton Trans, 1996, 4159.

  5. Reactivity of bis(diphenylphosphino) methane at a di-iron centre: Thermally induced rearrangements of dimetallacyclopentenone complexes [Fe2(CO)5{m-sigma:h3-C(O)CRCR}(m-dppm)],
    G Hogarth, SAR Knox, BR Lloyd, KA Macpherson, DAV Morton and AG Orpen,
    Inorg Chim Acta, 1996, 251, 167.

  6. Intramolecular electron transfer in linear trinuclear complexes of copper(I), silver(I) and gold(I) bound to redox-active cyanomanganese ligands,
    NC Brown, GB Carpenter, NG Connelly, JG Crossley, A Martin, AG Orpen, AL Rieger, PH Rieger and GH Worth,
    J Chem Soc-Dalton Trans, 1996, 3977.

  7. Insertion of alkenyl sulfides into a palladium-aryl bond .1. Synthesis and evolution of a three-membered thiopalladacycle. X-ray crystal structure of a new tetrameric palladium derivative with bridging (phenylthio)alkyl ligands,
    AC Albeniz, P Espinet, YS Lin, AG Orpen and A Martin,
    Organometallics, 1996, 15, 5003.

  8. Redox-induced k2-k3 isomerisation in rhodium hydrotris(3,5-dimethylpyrazolyl)borate chemistry: The stabilisation of square-pyramidal rhodium(II),
    NG Connelly, DJH Emslie, B Metz, AG Orpen and MJ Quayle,
    Chem Commun, 1996, 2289.

  9. Synthesis of the 17-electron cations [FeL(L')(NO)2]+ (L,L'=PPh3, OPPh3): Structure and bonding in four-co-ordinate metal dinitrosyls, and implications for the identity of paramagnetic iron dinitrosyl complex catalysts,
    FL Atkinson, HE Blackwell, NC Brown, NG Connelly, JG Crossley, AG Orpen, AL Rieger and PH Rieger,
    J Chem Soc-Dalton Trans, 1996, 3491.

  10. Oxidatively induced carbon chain growth at a ditungsten centre,
    IM Bartlett, NG Connelly, MS Legge, AJ Martin, B Metz and AG Orpen,
    Chem Commun, 1996, 1877.

  11. Reactions of co-ordinated ligands .63. Reaction of the h2(4e)-donor alkyne complexes [Mo{h2(4e)-R1C2R2}{P(OMe)3}2(h-C5H5)] (R1=R2=Ph or Me; R1=Me, R2=Ph) with the Grignard reagents MgR3(X) (R3=Me, Et, CH2Ph, CH2CH=CH2 or CH=CH2) and CH2(MgI)2,
    G Brauers, FJ Feher, M Green, JK Hogg and AG Orpen,
    J Chem Soc-Dalton Trans, 1996, 3387.

  12. The structure of amorphous Ph3SbO: Information from EXAFS (extended x-ray absorption fine structure) spectroscopy,
    CJ Carmalt, JG Crossley, NC Norman and AG Orpen,
    Chem Commun, 1996, 1675.

  13. Modelling inorganic structure and reactivity: Hybrid ab-initio/classical models for complex systems and environmental effects.,
    P Sherwood, JJ Barker, NA Jennings, CM Maunder, AG Orpen, SP Greatbanks, IH Hillier, L Brammer, W Kwiatowski, SJ Collins and AH deVries,
    Abstr Pap Am Chem Soc, 1996, 212, 101.

  14. Synthesis and characterization of [NBu4][Pt3(m-PPh2)2(C6F5)5]: An anionic cluster containing an unusual m3-PPh2 bridging system,
    E Alonso, J Fornies, C Fortuno, A Martin and AG Orpen,
    Chem Commun, 1996, 231.

  15. A stereoselective route to medium-ring cis-1,n-dialkyl-1,n-diphosphacycloalkanes,
    RW Alder, DD Ellis, JK Hogg, A Martin, AG Orpen and PN Taylor,
    Chem Commun, 1996, 537.

  16. Bicyclic medium-ring diphosphines: Contrasting behaviour in the bicyclo[3.3.3]undecane and bicyclo[4.4.4]tetradecane series,
    RW Alder, DD Ellis, AG Orpen and PN Taylor,
    Chem Commun, 1996, 539.

  17. Bis(diisopropylamino)carbene,
    RW Alder, PR Allen, M Murray and AG Orpen,
    Angew Chem-Int Edit Engl, 1996, 35, 1121.

  18. Electrochemical quartz crystal microbalance studies of partially oxidized tetracyanoplatinum salts,
    DC Loveday, AR Hillman, AG Orpen, PG Pringle and M Hepel,
    J Mater Chem, 1996, 6, 993.

  19. Synthesis and characterization of cationic dinuclear complexes of platinum with bridging hydrides; Crystal structures of [Pt2(m-H)2{Bu2(t)P(CH2)3-PBu2(t)}2][BF4]2 and [Pt2(m-H)2{(C6H11)2P(CH2)3P(C6H11)2}2][BF4]2,
    L Mole, JL Spencer, SA Litster, AD Redhouse, N Carr and AG Orpen,
    J Chem Soc-Dalton Trans, 1996, 2315.

  20. Paramagnetic tetrahedral dinitrosyliron complexes containing redox-active cyanomanganese ligands,
    FL Atkinson, NC Brown, NG Connelly, AG Orpen, AL Rieger, PH Rieger and GM Rosair,
    J Chem Soc-Dalton Trans, 1996, 1959.

  21. (2,4,6-tris(trifluoromethyl)phenyl)palladium(II) complexes,
    C Bartolome, P Espinet, F Villafane, S Giesa, A Martin and AG Orpen,
    Organometallics, 1996, 15, 2019.

  22. Linking and fragmentation of alkynes at a triruthenium centre,
    KJ Adams, JJ Barker, SAR Knox and AG Orpen,
    J Chem Soc-Dalton Trans, 1996, 975.

  23. Tris(2-methoxyphenyl) phosphite complexes of platinum(II): The cis preference of triaryl phosphite ligands and the effect of oxidation state on metal phosphite bonding,
    A Crispini, KN Harrison, AG Orpen, PG Pringle and JR Wheatcroft,
    J Chem Soc-Dalton Trans, 1996, 1069.

  24. Dynamic disorder in crystalline [Fe2Os(CO)12] and direct evidence for rotation of the Fe2Os triangle in the solid state from variable temperature X-ray diffraction and C13 MAS NMR studies,
    LJ Farrugia, ARM Senior, D Braga, F Grepioni, AG Orpen and JG Crossley,
    J Chem Soc-Dalton Trans, 1996, 631.

  25. Structural systematics .6. Apparent flexibility of metal complexes in crystals,
    A Martin and AG Orpen,
    J Am Chem Soc, 1996, 118, 1464.

  26. Inorganic chemistry,
    AG Orpen,
    J Chem Soc-Dalton Trans, 1996, R9.

  27. Synthesis, reactions, and molecular and electronic structure of the radical cation [Mo2(m-C8Me8) (h-C5H5)2]+: An intermediate in the redox activation of an alkyl C-H bond,
    NG Connelly, B Metz, AG Orpen and PH Rieger,
    Organometallics, 1996, 15, 729.

Publications 1995

  1. Synthesis. Structural characterisation and electrochemistry of the tetranuclear compound [(Pd2(m-RNNNR)2}2{m-Cl)4] (R=C6H4Me-p): A precursor to triazenido-bridged palladium(II) complexes,
    JV Cuevas, G GarciaHerbosa, MA Munoz, SW Hickman, AG Orpen and NG Connelly,
    J Chem Soc-Dalton Trans, 1995, 4127.

  2. Synthesis, structural characterization, and spectroscopic studies of heterodimetallic [NBu4][(C6F5)3Pt(m-Pb)(m-X)Pt(C6F5)3] (X=Cl,OH) complexes,
    JM Casas, J Fornies, A Martin, VM Orera, AG Orpen and AJ Rueda,
    Inorg Chem, 1995, 34, 6514.

  3. Reactions of [Fe2(CO)6(m-CO)(m-DPPM)] with alkynes- Stepwise synthesis of tropone at a dinuclear metal center,
    SAR Knox, BR Lloyd, DAV Morton, AG Orpen and ML Turner,
    Polyhedron, 1995, 14, 2723.

  4. Reactions of diazo carbonyls with [PtX(CH3)(chiral diphosphine)] (X=Cl, Br, I) - Chemoselectivity and diastereoselectivity of Pt-C and Pt-X Carbene Insertion,
    P Bergamini, E Costa, AG Orpen, PG Pringle and MB Smith,
    Organometallics, 1995, 14, 3178.

  5. [M(CNME)4](PF6)2 (M=Pt, Pd),
    JG Crossley and AG Orpen,
    Acta Crystallogr Sect C-Cryst Struct Commun, 1995, 51, 1102.

  6. Synthesis and structural characterisation of the first isolated homoleptic organoplatinum(IV) compound - [Pt(C6Cl5)4],
    J Fornies, B Menjon, RM Sanzcarrillo, M Tomas, NG Connelly, JG Crossley and AG Orpen,
    J Am Chem Soc, 1995, 117, 4295.

  7. Crystal construction and molecular recognition for [Cr(CO)6],
    D Braga, F Grepioni, E Tedesco and AG Orpen,
    J Chem Soc-Dalton Trans, 1995, 1215.

  8. Titanium alkylidenes via dineopentyl complexes,
    JA Vandroon, H Vanderheijden and AG Orpen,
    Organometallics, 1995, 14, 1278.

  9. Polymerization of a-olefins and butadiene and catalytic cyclotrimerization of 1-alkynes by a new class of group IV catalysts - Control of molecular-weight and polymer microstructure via ligand tuning in sterically hindered chelating phenoxide titanium and zirconium species,
    A Vanderlinden, CJ Schaverien, N Meijboom, C Ganter and AG Orpen,
    J Am Chem Soc, 1995, 117, 3008.

  10. cis-[RhI(CO)(PH2PCH2P(S)PH2)] - A new catalyst for methanol carbonylation,
    MJ Baker, MF Giles, AG Orpen, MJ Taylor and RJ Watt,
    J Chem Soc-Chem Commun, 1995, 197.

  11. X-Ray structure, EXAFS studies, and fluxional behaviour of Ru3Pt(m-H)(m3-COMe)(CO)10(PR3),
    D Ellis, LJ Farrugia, P Wiegeleben, JG Crossley, AG Orpen and PN Waller,
    Organometallics, 1995, 14, 481.