- Chakraborty, J.; honti Chakraborty, Ushnish Mandal, Ion Ghiviriga, Khalil A. Abboud, and Adam S. Veige,* Hydrolysis of a Trianionic Pincer-type Supported Molybdenum-Nitride Complex, Chem-Eur. J. 2019, doi.org/10.1002/chem.201903740.
- Makal, T. Miao, Z.; Kubo, T; Pal, D.; Sumerlin, B. S.;* Veige, A. S.* A pH-responsive water-soluble cyclic polymer. Macromolecules, 2019, 52, 6260-6265.
- Niu, W.; Gonsales, S. A.; Kubo, T.; Bentz, K. C.; Pal, D.; Savin, D. A. Sumerlin, B. S.;* Veige, A. S.* Polypropylene: now available without chain ends. Chem, 2019, 5(1), 237-244.
- Beto, C. C.; Yang, Y.; Zeman IV, C. J.; Ghiviriga, I.; Schanze, K. S.;* Veige A. S.* Cu- Catalyzed Azide-Pt-Acetylide Cycloaddition: Progress To-wards a Conjugated Metallopolymer via iClick. Organometallics, 2018, 37, 4545-4550.
- Roland, C. D.; VenkatRamani, S. Ghiviriga, I.; Abboud, K. A. Veige. A. S.* Synthesis and characterization of a molybdenum alkylidyne supported by a trianionic OCO3− pincer ligand. Organometallics, 2018, 37, 4500-4505.
- Niu, W.; Teng, I-T.; Chen, X.; Tan, W.; Veige, A. S. Aptamer-mediated selective delivery of a cytotoxic cationic NHC-Au(I) complex to cancer cells. Dalton Transactions, 2018, 47, 120-126.
- Beto, C. C.; Holt, E. D.; Yang, Y.; Ghiviriga, I. Schanze, K. S.;* Veige, A. S.* A new synthetic route to in-chain metallopolymers via copper(I) catalyzed azide-platinum- acetylide iClick. Chem. Comm. 2017, 3, 9934-9937.
- Yang, X.; VenkatRamani, S.; Beto, C. C.; Del Castillo, T. J.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* Single versus double Cu(I) catalyzed [3+2] azide/platinum diacetylide cycloaddition reactions. Organometallics 2017, 36, 1352-1357.
- Pedziwiatr, J.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S. Crystal structures of a novel NNN pincer ligand and its dinuclear titanium(IV) alkoxide pincer complex. Acta, Cryst. 2017, E73, 122-126.
- Roland, C. D.; Li, H. Abboud, K. A.; Wagener, K. B.; Veige, A. S.* Cyclic polymers from alkynes. Nature Chem. 2016, 8, 791-796.
Highlighted by Synfacts: https://www.thieme-connect.com/products/ejournals/journal/10.1055/s- 00000131.
- VenkatRamani, S.; Roland, C. D.; Zhang, J. G.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* Trianionic pincer complexes of niobium and tantalum as precatalysts for ROMP of norbornene. Organometallics 2016, 35, 2675-2682.
- O’Reilly, M. E.; Dutta, S.; Veige, A. S.* β-Alkyl elimination: A fundamental organometallic reaction. Chem. Rev. 2016, 116, 8105-8145.
- Gonsales, Stella A.; Ghiviriga, I.; Veige, A. S. Carbon dioxide cleavage across a tungsten-alkylidyne bearing a trianionic pincer-type ligand. Dalton Trans. 2016, 45, 15783-15785.
- Niu, W.; Chen, X.; Tan, W.; Veige, A. S.* N-Heterocyclic carbene gold(I) complexes conjugated to a leukemia specific DNA-aptamer for targeted drug delivery. Angew Chem, Int. Ed. 2016, 128, 9035-9039.
- Nadif, S. S.; Kubo, T.; Gonsales, Stella A.; VenkatRamani, S.; Ghiviriga, I.; Sumerlin, B. S.; Veige, A. S. Introducing “ynene” metathesis: ring-expansion metathesis polymerization (REMP) leads to highly cis and syndiotactic cyclic polymers of norbornene. J. Am. Chem. Soc. 2016, 138, 6408-6411.
- Pascualini, M. E.; Stoian, S. A.;* Ozarowski, A.; Abboud, K. A.; Veige, A. S. *Solid state collapse of a high-spin square-planar Fe(II) complex, solution phase dynamics, and electronic structure characterization of an Fe(II)2 dimer.” Inorg. Chem. 2016, 55, 5191- 5200.
- Gonsales, Stella A.; Kubo, T.; Flint, M. K.; Abboud, K. A.; Sumerlin, B. S.; Veige, A. S. Highly tactic cyclic polynorbornene: stereoselective ring expansion metathesis polymerization (REMP) of norbornene catalyzed by a new tethered tungsten-alkylidene catalyst. J. Am. Chem. Soc. 2016, 138, 4996-4999.
- Beto, C. C.; Yang, X.; Powers, A. R.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.*
Expanding iClick to group 9 metals. Polyhedron, 2016, 108, 87-92.
- Nadif, S. S.; O’Reilly, M. E.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* Remote multi- proton storage within a pyrrolide pincer type ligand. Angew Chem, Int. Ed. 2015, 54, 15138.
- Pascualini, M. E.; Stoian, S. A.;* Ozarowski, A.; Di Russo, N. V.; Thuijs, A. E.; Abboud,
- A.; Christou, G.; Veige, A. S.* Synthesis and characterization of a family of M2+ complexes supported by a trianionic ONO3- pincer-type ligand: towards the stabilization of high-spin square-planar complexes. Dalton Trans. 2015, 44, 20207-20215.
- VenkatRamani, S.: Ghiviriga, I.; Abboud, K. A.; Veige,* A. S. A new ONO3- trianionic pincer ligand with intermediate flexibility and its tungsten alkylidene and alkylidyne complexes. Dalton Trans., 2015, 44, 18475-18486.
- Gonsales, S. A.; Pascualini, M. E.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* Evidence for a Zwitterionic transition state in double bond rotations within tungsten-vinyl complexes. Chem. Comm. 2015, 51, 13404-13407.
- Powers, A. R.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* Au-iClick mirrors the mechanism of copper catalyzed azide-alkyne cycloaddition (CuAAC). Dalton Trans. 2015, 44, 14747-14752.
- VenkatRamani, S.; Huff, N. B.; Jan, M. T.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* New alkylidyne complexes featuring a flexible trianionic ONO3- pincer-type ligand: inorganic enamine effect versus sterics in electrophilic additions. Organometallics 2015, 34, 2841-2838.
- Yang, X.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S. Organogold oligomers: exploiting iClick and aurophilic cluster formation to prepare solution stable Au4 repeating units. Dalton Tran. 2015, 44, 11437-11443.
- Gonsales, S. A.; Pascualini, M. E.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* Fast “Wittig-like” reactions as a consequence of the inorganic enamine effect. J. Am. Chem. Soc. 2015, 137, 4840-4845.
- Nadif, S. Pedziwiatr, J.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* Synthesis and characterization of group IV trianionic ONO3- pincer-type ligand complexes and a rare case of through-space 19F-19F coupling. Organometallics 2015, 34,1107-1117.
- Pascualini, M. E.; Di Russo, N. V.; Thuijs, A. E.; Ozarowski, A.; Stoian, S. A.; Abboud,
- A.; Christou, G.; Veige, A. S.* A high-spin square-planar Fe(II) complex stabilized by a trianionic pincer-type ligand and conclusive evidence for retention of geometry and spin state in solution. Chem. Sci. 2015, 6, 608-612.
Chemistry World Highlight: http://www.rsc.org/chemistryworld/2014/10/high-spin- square-planar-iron-complex
- Garner, M. E.; Niu, W.; Chen, X.; Ghiviriga, I.; Abboud, K. A.; Tan, W.; Veige, A. S.*
N-heterocyclic carbene gold(I) and silver(I) complexes bearing functional groups for bio- conjugation. Dalton Trans. 2015, 44, 1914-1923.
- Pascualini, M. E.; Di Russo, N. V.; Quintero, P. A.; Thuijs, A. A.; Pinkowicz, D. Abboud, K. A.; Dunbar, K. R.; Christou, G.; Meisel, M. W.; Veige A. S.* Synthesis, characterization, and reactivity of iron(III) complexes supported by a trianionic ONO3- pincer ligand, Inorg. Chem. 2014, 24, 13078-13088.
- O’Reilly, M. E.; Veige, A. S.* Trianionic pincer and pincer-type metal complexes and catalysts. Chem. Soc. Rev., 2014, 33, 836-839.
- O’Reilly, M. E.; Nadif, S.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* Synthesis and characterization of tungsten-alkylidene and -alkylidyne complexes supported by a new pyrrolide-centered trianionic ONO3- pincer-type ligand. Organometallics, 2014, 33, 836-839. “Cover Art”
- Venkatramani, S.; Pascualini, M. E.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* Synthesis and characterization of trianionic pincer-type complexes of tantalum(V) including solid (X-ray) and solution (NMR) state assignment of an intraligand N-H-F hydrogen bonding interaction. Polyhedron, 2013, 64, 377-387.
- Powers, A. R.; Yang, X.; Del Castillo, T. J.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.*Inorganic click (iClick) synthesis of heterotrinuclear PtII/AuIcomplexes. Dalton Trans. 2013, 42, 14963-14966.
http://blogs.rsc.org/dt/2013/09/10/using-click-reactions-to-incorporate-multiple-metals- in-molecules/
- Mullick, A. B.; R.; Chang, Y. M.; Ghiviriga, I.; Abboud, K. A.; Tan, W.; Veige, A. S.* Human cancerous and healthy cell cytotoxicity studies of a chiral µ-dicarbene-digold(I) metallamacrocycle. Dalton Trans. 2013, 42, 7440-7446, (invited special issue on N- heterocyclic carbenes).
- McGowan, K. P.; O’Reilly, M. E.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.*Compelling mechanistic data and identification of the active species in tungsten-catalyzed alkyne polymerizations: conversion of a trianionic pincer into a new tetraanionic pincer-type ligand. Chem. Sci. 2013, 4, 1145-1155.
“Hot Article” http://blogs.rsc.org/sc/2012/12/10/tetra-anionic-pincer/
- O’Reilly, M. E.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* Unusually stable tungstenacyclobutadienes featuring an ONO trianionic pincer-type ligand. Dalton Trans. 2013, 42, 3326-3336.
“Hot Article” http://blogs.rsc.org/dt/2013/01/30/remarkable-stability-demonstrated-by- tungstenacyclobutadiene-complexes/
- Mullick, A. B.; Jeletic, M. S.; Powers, A. R.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* Convenient in situ generation of a chiral bis-N-heterocyclic carbene palladium catalyst and its application in enantioselective synthesis. Polyhedron (invited Werner 100th Anniversary Issue), 2013, 52, 810-819.
- O’Reilly, M. E.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* A new ONO3- trianionic pincer-type ligand for generating highly nucleophilic metal-carbon multiple bonds: an inorganic enamine. J. Am. Chem. Soc. 2012, 134, 11185-11195.
- McGowan, K. P.; Veige, A. S.* A Neutral Trianionic Pincer [NCN]CrIV-Me Complex as a highly active ethylene polymerization precatalyst. J. Organomet. Chem. 2012, 711, 10- 14.
- Sarkar, S.; McGowan, K. P.; Kuppuswamy, S.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* An OCO3- Trianionic Pincer Tungsten(VI) Alkylidyne: Rational Design of a Highly Active Alkyne Polymerization Catalyst. J. Am. Chem. Soc, 2012, 123, 4509-4512.
- O’Reilly, M. E.; Del Castillo, T. J.; Abboud, K. A.; Veige, A. S.* The influence of reversible trianionic pincer OCO3- μ-oxo CrIV dimer formation ([CrIV]2(μ-O)) and the role of donor ligands in oxygen-atom-transfer (OAT). Dalton Trans. 2012, 41, 2237-2246
“Hot Article” http://blogs.rsc.org/dt/2011/11/25/ligand-duality-in-oxygen-atom-transfer/
- Jeletic, M. S.; Lower, C. E.; Ghiviriga, I.; Veige, A. S.* Chemical exchange saturation transfer (CEST) as a quantitative tool to measure ligand flexibility of chelating chiral di- N-heterocyclic carbene complexes. Organometallics, 2011, 30, 6034-6043.
- McGowan, K. P.; Abboud, K. A.; Veige, A. S.* Trianionic NCN3- pincer complexes of chromium in four oxidations states (CrII, CrIII, CrIV, CrV): determination of the active catalyst in selective 1-alkene to 2-alkene isomerization. Organometallics, 2011, 30, 4949- 4957.
- Jan, M. T.; Sarkar, S.; Kuppuswamy, S.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* Synthesis and characterization of a trianionic pincer supported Mo-alkylidene anion and alkyne insertion into a Mo(IV)-Cpincer bond to form metallocyclopropene(η2-vinyl) complexes. J. Organomet. Chem. 2011, 696, 4079-4089.
44. O’Reilly, M. E.; Del Castillo, T. J.; Falkowski, J. M.; Ramachandran, V.; Pati, M. Correia, M. C.; Abboud, K. A.; Dalal, N. S.; Richardson, D. E.; Veige, A. S.* Autocatalytic O2 cleavage by an OCO3- trianionic pincer CrIII complex: isolation and characterization of the autocatalytic intermediate [CrIV]2(μ-O) dimer. J. Am. Chem. Soc. 2011, 133, 13661-13673.
- Jeletic, M. S.; Lowry, R. J.; Swails, J. M.; Ghiviriga, I.; Veige, A. S.* Synthesis and characterization of κ-2-bis-N-heterocyclic carbene rhodium(I) catalysts: application in enantioselective arylboronic acid addition to cyclohex-2-enones. J. Organomet. Chem. 2011, 696, 3127-3134.
- Del Castillo, T. J.; Sarkar, S.; Abboud, K. A. Veige, A. S.* 1,3-Dipolar cycloaddition between a metal-azide (Ph3PAuN3) and a metal-acetylide (Ph3PAuC≡CPh): an inorganic version of a click reaction. Dalton Trans. 2011, 40, 8140-8144.
- Sarkar, S.; Culver, J. A.; Peloquin, A. J.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* Primary carbon-nitrogen bond scission and methyl dehydrogenation across a W-W multiple bond. Angew. Chemie., Int. Ed. 2010, 50, 9711-9714.
- Sarkar, S.; McGowan, K. P.; Culver, J. A.; Carlson, A. R.; Koller, J.; Peloquin, A. J.; Veige, M. K.; Abboud, K. A. Veige, A. S.* NCN Trianionic pincer ligand precursors: synthesis of bimetallic, chelating diamide, and trianionic group IV complexes. Inorg. Chem. 2010, 49, 5143-5156.
- Jeletic, M. S.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* A new chiral di-N-heterocylic carbene (NHC) cyclophane ligand and its application in palladium enantioselective catalysis. Dalton Trans. 2010, 39, 6392-6394.
- Jeletic, M. S.; Veige, A. S.* Chapter 9: Reactions involving CO. In Heterocyclic Carbenes in Transition Metal Catalysis and Organocatalysis, Cazin, C. S. J., Ed. 2010, Springer: (Invited contribution).
- Kuppuswamy, S.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* Activation of an aryl C-H bond converts chelating diphenolate ligands bound to zirconium into trianionic pincer ligands σ-donor ligand effects versus thermolysis. Organometallics 2010, 29, 6711-6722.
- Kuppuswamy, S.; Peloquin, A. J.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* Synthesis and characterization of tungsten(VI) alkylidene complexes supported by an [OCO]3- trianionic pincer ligand: progress towards the [tBuOCO]W≡CC(CH3)3 fragment. Organometallics 2010, 29, 4227-4233.
- O’Reilly, M.; Falkowski, J. M.; Ramachandran, V.; Pati, M.; Abboud, K. A.; Dalal, N. S.; Gray, T. G.; Veige, A. S.* Catalytic aerobic oxidation by a trianionic pincer CrIII/CrVO couple. Inorg Chem. 2010, 48, 10901-10903.
- Lowry, R. J.; Jan, M. T.; Abboud, K. A.; Ghiviriga, I.; Veige, A. S.* The next generation of C2-symmetric ligands: a di-N-heterocyclic carbene (NHC) ligand and the synthesis and X-ray characterization of mono- and dinuclear rhodium(I) and iridium(I) complexes. Polyhedron 2009, 29, 553-563. (Special Young Investigator Next Generation Issue).
- Jeletic, M. J.; Jan, M. T.; Ghiviriga, I; Abboud, K. A.; Veige, A. S.* New iridium and rhodium chiral di-N-heterocyclic (NHC) complexes and their application in enantioselective catalysis: explanations for catalyst performance. Dalton Trans. 2009, 2764-2776.
- Sarkar, S.; Abboud, K. A.; Veige, A. S.* Addition of mild electrophiles to a Mo≡N triple bond and nitrile synthesis via metal-mediated N-atom transfer to acid chlorides. J. Am. Chem. Soc. 2008, 130, 16128-16129.
- Lowry, R. J.; Veige, M. K.; Clément, O.; Abboud, K. A.; Ghiviriga, I.; Veige, A. S.* New constrained-geometry C2-symmetric di-N-heterocyclic carbene ligands and their mono- and dinuclear rhodium(I) complexes: design, synthesis, and structural analysis. Organometallics, 2008, 27, 5184-5195.
- Veige, A. S.* Carbon monoxide as a reagent: a report on the role of N-Heterocyclic carbene (NHC) ligands in metal-catalyzed carbonylation reactions. Polyhedron 2008, 27, 3177-3189 (Invited Review).
- Sarkar, S. Carlson, A. R.; Veige, M. K.; Falkowski, J. M.; Abboud, K. A.; Veige, A. S.* Synthesis, Characterization, and Reactivity of a d2, Mo(IV) Complex Supported by a New OCO-Trianionic Pincer Ligand. J. Am. Chem. Soc. 2008, 130, 1116-1117.
- Jeletic, M. S.; Ghiviriga, I.; Abboud, K. A.; Veige, A. S.* Mono- and bimetallic rhodium(I) complexes supported by new C2-symmetric bis-N-heterocyclic carbene ligands: metalation via C=C bond cleavage under mild conditions. Organometallics 2007, 26, 5267–5270.
- Koller, J.; Sarkar, S. Abboud, K. A.; Veige, A. S.* Synthesis and characterization of (2,6- iPrNCN)HfCl – and (3,5-MeNCN)2Hf2–(where NCN = 2,6-bis[phenylazanidyl]methylphenyl): new trianionic pincer ligands. Organometallics 2007, 26, 5438–5441.
- Esswein, A. J.; Veige, A. S.; Piccoli, P. M. B.; Schultz, A. J.; Nocera, D. G.* Intermolecular C–H bond activation and redox isomerization across two-electron mixed valence diiridium cores. Organometallics 2008, 27, 1073-1083.
- Hirsekorn, F. F.; Veige, A. S.; Wolczanski, P. T.* PC bond cleavage of (silox)3NbPMe3 (silox = tBu3SiO) under dihydrogen leads to (silox)3Nb=CH2, (silox)3Nb=PH or (silox)3NbP(H)Nb(silox)3, and CH4. J. Am. Chem. Soc. 2006, 128, 2192-2193.
- Esswein, A. J.; Veige, A. S.; Nocera, D. G.* A photocycle for hydrogen production from two-electron mixed-valence complexes. J. Am. Chem. Soc. 2005, 127, 16641-16651.
- Hirsenkorn, K. F.; Veige, A. S.; Marshak, M.; Koldobskaya, Y.; Wolczanski, P. T.*; Cundari, T. R.; Lobkovsky, E. B. Thermodynamics, kinetics, and mechanism of (silox)3M(olefin) to (silox)3M(alkylidene) rearrangements (silox = tBu3SiO; M = Nb, Ta). J. Am. Chem. Soc. 2005, 127, 4809-4830.
- Veige, A. S.; Gray, T. G.; Nocera, D. G.* Hydrogenation of two–electron mixed–valence iridium alkyl complexes. Inorg. Chem. 2005, 44, 17-26.
- Rosenthal, J.; Bachman, J.; Dempsey, J. L.; Esswein, A. J.; Gray, T. G.; Hodgkiss, J. M.; Manke, D. R.; Luckett, T. D.; Pistorio, B. J.; Veige, A. S.; Nocera, D. G.* Oxygen and hydrogen photocatalysis by two–electron mixed–valence coordination. Coord. Chem. Rev. 2005, 249, 1316–1326.
- Gray, T. G.; Veige, A. S.; Nocera, D. N. Cooperative bimetallic chemistry: hydrogen addition in two-electron mixed-valence compounds. J. Am. Chem. Soc. 2004, 126, 9760- 9768.
- Veige, A. S.; Nocera, D. G.* Water addition to a two-electron mixed-valence bimetallic center. Chem. Commun. 2004, 17, 1958-1959.
- Veige, A. S.; Slaughter, L. M.; Lobkovsky, E. M.; Wolczanski, P. T.*; Matsunaga, N.; Decker, S. A.; Cundari, T. R. Symmetry and geometry consideration of atom transfer: deoxygenation of (silox)3WNO and R3PO (R = Me, Ph, tBu) by (silox)3M (M = V, NbL (L
= PMe3, 4-Picoline), Ta; silox = tBu3SiO. Inorg. Chem. 2003, 42, 6204-6224.
- Bonanno, J. B.; Veige, A. S.; Wolczanski, P. T.*; Lobkovsky, E. B., Amide derivatives of tantalum and a niobium–promoted ring opening of 3,5–lutidine. Inorganica. Chemica. Acta. 2003, 345, 173–184.
- Veige, A. S.; Wolczanski, P. T.*; Lobkovsky, E. B. (silox)3RePMe3 (silox = tBu3SiO) is carbonylated to the double insertion product (silox)(Me3P){cis-(CO)2}Re{trans- ((CO2SitBu3)2}. Chem. Commun. 2001, 24, 2734-2735.
- Veige, A. S.; Wolczanski, P. T.*; Lobkovsky, E. B. Dehydrogenation of {(silox)3Nb}2(h- 1,2; h-5,6-C8H8)] (silox = tBu3SiO) to {(silox)3Nb)2(h-1,2; h-5,6-C8H6)] and its subsequent alkene-to-alkylidene rearrangement. Angew. Chem., Int. Ed. Engl. 2001, 40, 3629-3632.
- Veige, A. S.; Slaughter, L. M.; Wolczanski, P. T.*; Matsunaga, N.; Decker, S. A.; Cundari, T. R. Deoxygenations of (silox)3WNO and R3PO by (silox)3M (M = V, Ta) and (silox)3NbL (silox = tBu3SiO): consequences of electronic effects. J. Am. Chem. Soc. 2001, 123, 6419 – 6420.
- Veige, A. S.; Kleckley, T. S.; Chamberlin, R. M.; Neithamer, D. R.; Lee, C. E.; Wolczanski, P.T.*; Lobkovsky, E. B.; Glassey, W. V. (Silox)3Nb(η2-N.C-4-picoline) as a source of (silox)3Nb: structure of [(silox)3Nb]2(μ-η2,η2-C6H6) (silox = tBu3SiO). J. Organomet. Chem. 1999, 591, 194–203.
- Vaid, T.P.; Veige, A. S.; Lobkovsky, E. B.; Glassey, W.V.; Wolczanski, P. T.*; Liable– Sands, L. M.; Rheingold, A.L.; Cundari, T. R., Structural dichotomy in six-coordinate d0 complexes: trigonal prismatic (tBu3SiC≡C)6Ta- and octahedral (tBu3SiCC)6M2- (M = Zr, Hf). J. Am. Chem. Soc. 1998, 120, 10067–10079.