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The Research Group of Christine Thomas @ Brandeis University


C. Thomas Publications

  1. Investigation of Ketone C=O Bond Activation Processes by Heterobimetallic Zr/Co and Ti/Co Tris(phosphinoamide) Complexes
    Zhang, H.;* Wu, B.;* Marquard, S. L.; Litle, E. D.; Dickie, D. A.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Organometallics, 2017, ASAP, DOI: 10.1021/acs.organomet.7b00445. (* coauthors contributed equally)

  2. Heterobimetallic Complexes Comprised of Nb and Fe: Isolation of a Coordinatively Unsaturated NbIII/Fe0 Bimetallic Complex Featuring a Nb≡Fe Triple Bond.
    Culcu, G.; Iovan, D. A.; Krogman, J. P.; Wilding, M. J. T.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. J. Am. Chem. Soc. 2017, 139, 9627-9636.

  3. Multimetallic Complexes: Synthesis and Applications
    Berry, J. F.; Thomas, C. M. Dalton Trans. 2017, 46, 5472-5473, Editorial accompanying themed issue.

  4. Cobalt N-Heterocyclic Phosphenium Complexes Stabilized by a Chelating Framework: Synthesis and Redox Properties
    Bezpalko, M. W.; Poitras, A. M.; Foxman, B. M.; Thomas, C. M. Inorg. Chem. 2017, 56, 503-510.

  5. Exploring the Coordination Chemistry of N-Heterocyclic Phosphenium/Phosphido Ligands Using Nickelocene as a Synthon
    Evers-McGregor, D. A.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Inorg. Chim. Acta 2017, 460, 17-21 (invited submission for "Next Generation" special issue).

  6. Exploring Trends in Metal-Metal Bonding, Spectroscopic Properties, and Conformational Flexibility in a Series of Heterobimetallic Ti/M and V/M Complexes (M = Fe, Co, Ni, and Cu)
    Wu, B.; Wilding, M. J. T.; Kuppuswamy, S.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Inorg. Chem. 2016, 55, 12137-12148 (selected as Cover Art ).

  7. Multi-electron redox processes at a Zr(IV) center facilitated by an appended redox-active cobalt-containing metalloligand
    Krogman, J. P.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Dalton Trans. 2016, 45, 11182-11190.

  8. Synthesis of Chiral Heterobimetallic Tris(phosphinoamide) Zr/Co Complexes
    Saper, N. I.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Polyhedron 2016, 114, 88-95.

  9. Heterobimetallic Ti/Co Complexes That Promote Catalytic N-N Bond Cleavage
    Wu, B.; Gramigna, K.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Inorg. Chem. 2015, 54, 10909-10917.

  10. N-Heterocyclic Phosphenium and Phosphido Nickel Complexes Supported by a Pincer Ligand Framework
    Evers-McGregor, D. A.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Dalton Trans. 2016, 45, 1918-1929.

  11. Use of a Bidentate Ligand Featuring an N-Heterocyclic Phosphenium Cation (NHP+) to Systematically Explore the Bonding of NHP+ Ligands with Nickel
    Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Inorg. Chem. 2015, 54, 8717-8726.

  12. Formation and Subsequent Reactivity of a N2-Stabilized Cobalt Hydride Complex
    Krogman, J. P.; Foxman, B. M.; Thomas, C. M. Organometallics 2015, 34, 3159-3166 (Featured in "Ligand Design" ACS Selects Virtual Issue).

  13. A Heterobimetallic Complex Featuring a Ti-Co Multiple Bond and Its Application to the Reductive Coupling of Ketones to Alkenes
    Wu, B.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Chem. Sci. 2015, 6, 2044-2049.

  14. Probing Substituent Effects in Phosphinoamine Ligands Using Mo(CO)5L Complexes
    Lee, K. H.; Napoline, J. W.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Polyhedron 2015, 87, 354-360.

  15. Formation of Heterobimetallic Zirconium/Cobalt Diimido Complexes via a Four-Electron Transformation
    Wu, B.; Hernandez Sanchez, R.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Inorg. Chem. 2014, 53, 10021-10023.

  16. Synthesis and Investigation of the Metal-Metal Interactions in Heterobimetallic Cr/Rh and Cr/Ir Complexes
    Kuppuswamy, S.; Cass, T. R.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Inorg. Chim. Acta 2015, 424, 167-172 (invited submission to Metal-Metal Compounds and Metal Clusters special issue.

  17. Assignment of the Oxidation States of Zr and Co in a Highly Reactive Heterobimetallic Zr/Co Complex Using X-ray Absorption Spectroscopy (XANES)
    Krogman, J. P.; Gallagher, J. R.; Zhang, G.; Hock, A. S.; Miller, J. T.; Thomas, C. M. Dalton Trans. 2014, 43, 13852-13857.

  18. Coordination of N-heterocyclic Phosphine- and Phosphenium-Containing Pincer Ligands to Copper(I): Evidence for Reactive Electrophilic Metal-Phosphenium Intermediates
    Knight, S. E.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Inorg. Chim. Acta 2014, 422, 181-187 (invited submisson for special issue in honor of T. Don Tilley).

  19. One-electron Oxidation Chemistry and Subsequent Reactivity of Diiron Imido Complexes
    Kuppuswamy, S.; Powers, T. M.; Johnson, B. M.; Brozek, C. K.; Krogman, J. P.; Bezpalko, M. W.; Berben, L. A.; Keith, J. M.; Foxman, B. M.; Thomas, C. M. Inorg. Chem. 2014, 53, 5429-5437.

  20. Interaction and Activation of Carbon-Heteroatom pi Bonds With a Zr/Co Heterobimetallic Complex
    Marquard, S. L.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Organometallics 2014, 33, 2071-2079.

  21. A Series of C3-Symmetric Heterobimetallic Cr/M (M = Fe, Co, and Cu) Complexes
    Kuppuswamy, S.; Bezpalko, M. W.; Powers, T. M.; Wilding, M. J. T.; Brozek, C. K.; Foxman, B. M.; Thomas, C. M. Chem. Sci. 2014, 5, 1617-1626.

  22. Metal-Metal Multiple Bonding in C3-Symmetric Bimetallic Complexes of the First Row Transition Metals
    Krogman, J. P.; Thomas, C. M. Chem. Commun. 2014, 50, 5115-5127 (invited Feature Article).

  23. Effect of Ligand Modification on the Reactivity of Phosphinoamide-bridged Heterobimetallic Zr/Co Complexes
    Zhou, W.; Saper, N. I.; Krogman, J. P.; Foxman, B. M.; Thomas, C. M. Dalton Trans. 2014, 43, 1984-1989.

  24. Non-Innocent Behavior of Bidentate Amidophosphido [NP]2- Ligands Upon Coordination to Copper
    Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Inorg. Chem. 2013, 52, 12329-12331.

  25. Tris(phosphinoamide)-supported Uranium-Cobalt Heterobimetallic Complexes Featuring Co-->U Dative Interactions
    Napoline, J. W.; Kraft, S. J.; Matson, E. M.; Fanwick, P. E.; Bart, S. C.; Thomas, C. M. Inorg. Chem. 2013, 52, 12170-12177.

  26. Multimetallic Complexes Featuring a Bridging N-Heterocyclic Phosphido/Phosphenium Ligand: Synthesis, Structure, and Theoretical Investigation
    Pan, B.; Evers-McGregor, D. A.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Inorg. Chem. 2013, 52, 9583-9589.

  27. Vanadium-Iron Complexes Featuring Metal-Metal Multiple Bonds
    Kuppuswamy, S.; Powers, T. M.; Krogman, J. P.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Chem. Sci. 2013, 4, 3557-3565.

  28. Stoichiometric C=O Bond Oxidative Addition of Benzophenone by a Discrete Radical Intermediate To Form a Cobalt(I) Carbene
    Marquard, S. L.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. J. Am. Chem. Soc. 2013, 135, 6018-6021.

  29. Activation of E-H and E-E (E = S, O) Bonds by Heterobimetallic Zr/Co Complexes: Evidence for both One- and Two-Electron Processes
    Napoline, J. W.; Krogman, J. P.; Shi, R.; Kuppuswamy, S.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Eur. J. Inorg. Chem. 2013, 2013, 3874-3882 (invited submission for "Small Molecule Activation by Reactive Metal Complexes" cluster issue).

  30. Synthesis, Structure, and Reactivity of an Anionic Zr-Oxo Relevant to CO2 Reduction by a Zr/Co Heterobimetallic Complex
    Krogman, J. P.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Inorg. Chem. 2013, 52, 3022-3031 (Featured in "Synthetic Inorganic Chemistry" Virtual Issue).

  31. Catalytic Hydrosilylation of Ketones Using a Co/Zr Heterobimetallic Complex: Evidence for an Unusual Mechanism Involving Ketyl Radicals
    Zhou, W.; Marquard, S. L.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Organometallics 2013, 32, 1766-1772.

  32. Iridium Dihydroxybipyridine Complexes Show That Ligand Deprotonation Dramatically Speeds Rates of Catalytic Water Oxidation
    Depasquale, J.; Nieto, I.; Reuther, L. E.; Herbst-Gervasoni, C. J.; Paul, J. J.; Mochalin, V.; Zeller, M.; Thomas, C. M.; Addison, A. W.; Papish, E. T. Inorg. Chem. 2013, 52, 9175-9183.

  33. Isolation of N-Heterocyclic Alkyl Intermediates En Route to Transition Metal N-Heterocyclic Carbene Complexes: Insight into a C-H Activation Mechanism
    Pan, B.; Pierre, S.; Bezpalko, M. W.; Napoline, J. W.; Foxman, B. M.; Thomas, C. M. Organometallics 2013, 32, 704-710.

  34. Metal-Metal Bonding in Low Coordinate Dicobalt Complexes Supported by Phosphinoamide Ligands
    Mathialagan, R.; Kuppuswamy, S.; De Denko, A. T.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Inorg. Chem. 2013, 52, 701-706.

  35. Metal-Metal Interactions in C3-Symmetric Diiron Imido Complexes Linked by Phosphinoamide Ligands.
    Kuppuswamy, S.; Powers, T. M.; Johnson, B. M. J.; Bezpalko, M. W.; Brozek, C. K.; Foxman, B. M.; Berben, L. A.; Thomas, C. M. Inorg. Chem. 2013, 52, 4802-4811. (selected as Cover Art ), (Featured in "Synthetic Inorganic Chemistry" Virtual Issue).

  36. N-H Activation of Hydrazines by a Heterobimetallic Zr-Co Complex: Promotion of One-electron Chemistry at Zr.
    Napoline, J. W.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Chem. Commun. 2013, 49 , 4388-4390.

  37. Utilization of Phosphinoamide Ligands in Homobimetallic Fe and Mn Complexes: The Effect of Disparate Coordination Environments on Metal-Metal Interactions and Magnetic and Redox Properties.
    Kuppuswamy, S.; Bezpalko, M. W.; Powers, T. M.; Turnbull, M. M.; Foxman, B. M.; Thomas, C. M. Inorg. Chem. 2012, 51 , 8225-8240.

  38. Heterolytic Activation of E-H Bonds Across Pt-P Bonds in Pt NHP (N-heterocylic Phospenium/Phosphido) Complexes.
    Pan, B.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Dalton Transactions 2012, 41, 9083-9090. (invited submission for Frustrated Lewis Pairs special issue.

  39. Towards Biologically Inspired Fuel-Cell Electrocatalysts: Electrochemistry of a Diiron Hydrogenase Mimic
    Sanabria-Chinchilla, J.; Liu, T.; Thomas, C. M.; Savoie, B.; Darensbourg, M. Y.; Soriaga, M. P. Philippine Science Letters 2012, 5, 187-193.

  40. Synthesis and Investigation of the Metal-Metal Interactions in Early/Late Heterobimetallic Complexes Linking Group 5 Imido Fragments to Co(I)
    Evers, D. A.; Bluestein, A. H.; Foxman, B. M.; Thomas, C. M. Dalton Transactions 2012, 41, 8111-8115. (invited submission for New Talent Americas special issue.

  41. N-Heterocyclic Phosphenium Ligands as Sterically and Electronically Tunable Isolobal Analogues of Nitrosyls
    Pan, B.; Xu, Z.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Inorg. Chem. 2012, 51, 4170-4179.

  42. Synthesis and Structural Characterization of High Spin M/Cu (M = Mn, Fe) Heterobimetallic and Fe/Cu2 Trimetallic Phosphinoamides
    Kuppuswamy, S.; Cooper, B. G.; Bezpalko, M. W.; Foxman, B. M.; Powers, T. M.; Thomas, C. M. Inorganic Chemistry 2012, 51, 1866-1873.

  43. Coordination of an N-Heterocyclic Phosphenium-Containing Pincer Ligand to a Co(CO)2 Fragment Allows Oxidation to Form an Unusual N-Heterocyclic Phosphinito Species
    Pan, B.; Bezpalko, M. W.; Foxman, B. M.; Thomas, C. M. Organometallics 2011, 30, 5560-5563.

  44. Activation of CO2 by a Heterobimetallic Zr/Co Complex
    Krogman, J. P.; Foxman, B. M.; Thomas, C. M. J. Am. Chem. Soc. 2011, 133, 14582-14585.

  45. Metal-Metal Multiple Bonds in Early/Late Heterobimetallics: Applications Towards Small Molecule Activation and Catalysis
    Thomas, C. M. Comments Inorg. Chem. 2011, 32, 14-38.

  46. Catalytic Applications of Early/Late Heterobimetallics
    Cooper, B. G.; Napoline, J. W.; Thomas, C. M. Catalysis Reviews: Science and Engineering 2012, 54, 1-40.

  47. Subtle Differences Between Zr and Hf in Early/Late Heterobimetallic Complexes with Cobalt
    Setty, V. N.; Zhou, W.; Foxman, B. M.; Thomas, C. M. Inorg. Chem. 2011, 50, 4647-4655.

  48. A Catalytic Application of Co/Zr Heterobimetallic Complexes: Kumada Coupling of Unactivated Alkyl Halides with Alkyl Grignard Reagents
    Zhou, W.; Napoline, J. W.; Thomas, C. M. Eur. J. Inorg. Chem. 2011, 2011, 2029-2033.

  49. Reactivity of a Pd(I)-Pd(I) dimer with O2: Monohapto Pd Superoxide and Dipalladium Peroxide in Equilibrium
    Huacuja, R.; Graham, D. J.; Fafard, C. M.; Chen, C.-H.; Foxman, B. M.; Herbert, D.; Alliger, G.; Thomas, C. M.; Ozerov, O. J. Am. Chem. Soc. 2011, 133, 3820-3823.

  50. Guilty as Charged: Non-Innocent Behavior by A Pincer Ligand Featuring a Central Cationic Phosphenium Donor
    Day, G. S.; Pan, B.; Kellenberger, D. L.; Foxman, B. M.; Thomas, C. M. Chem. Commun. 2011, 47, 3634-3636.

  51. Oxidative Addition Across Zr/Co Multiple Bonds in Early/Late Heterobimetallic Complexes
    Thomas, C. M.; Napoline, J. W.; Rowe, G. T.; Foxman, B. M. Chem. Commun. 2010, 46, 5790-5792.

  52. Electronic Factors Affecting Metal-Metal Interactions in Early/Late Heterobimetallics: Substituent Effects in Zr/Pt Bis(phosphinoamide) Complexes
    Cooper, B. G.; Fafard, C. M.; Foxman, B. M.; Thomas, C. M. Organometallics , 2010, 29, 5179-5186. (Dietmar Seyferth Festschrift issue).

  53. Metal-Metal Multiple Bonds in Early/Late Heterobimetallics Support Unusual Trigonal Monopyramidal Geometries at Both Zr and Co
    Greenwood, B. P; Rowe, G. T.; Chen, C.-H.; Foxman, B. M.; Thomas, C. M. J. Am. Chem. Soc. 2010, 132, 44-45.

  54. Multi-electron Redox Activity Facilitated by Metal-Metal Interaction in Early/Late Heterobimetallics: Co/Zr Complexes Supported by Phosphinoamide Ligands
    Greenwood, B. P; Forman, S. I.; Rowe, G. T.; Chen, C.-H.; Foxman, B. M.; Thomas, C. M. Inorg. Chem. 2009, 48, 6251-6260.

  55. Resin-Bound Models of the [FeFe]-Hydrogenase Enzyme Active Site and Studies of Their Reactivity
    Green, K. N.; Hess, J. L.; Thomas, C. M.; Darensbourg, M. Y. Dalton Trans. 2009, 4344-4350.

  56. X-ray Photochemistry of Iron Complexes from Fe(0) to Fe(IV) - Can a Bug Become a Feature?
    George, S.J.; Fu, J.; Guo, Y.l; Drury, O. B.; Friedrich, S.; Rauchfuss, T.; Volkers, P. I.; Peters, J. C.; Scott, V.; Brown, S. D.; Thomas, C. M.; Cramer, S. P. Inorg. Chim. Acta 2008, 361, 1157-1165.

  57. Series of Mixed Valent Fe(II)Fe(I) Complexes That Model the Hox State of [FeFe]-Hydrogenase: Redox Properties, Density-Functional Theory Investigation, and Reactivities with Extrinsic CO
    Thomas, C. M.; Liu, T.; Hall, M. B.; Darensbourg, M. Y. Inorg. Chem. 2008, 47, 7009-7024.

  58. Regioselective 12CO/13CO Exchange Activity of a Mixed Valent Fe(II)Fe(I) Model of the Hox State of [FeFe]-Hydrogenase.
    Thomas, C. M.; Liu, T.; Hall, M. B.; Darensbourg, M. Y. Chem. Commun. 2008, 1563-1565.

  59. Computational Definition of a Mixed Valent Fe(II)Fe(I) Model of the [FeFe]-Hydrogenase Active Site Resting State.
    Thomas, C. M.; Darensbourg, M. Y.; Hall, M. B. J. Inorg. Biochem. 2007, 101, 1752-1757. (Ed Steifel Memorium)

  60. Synthesis of Carboxylic Acid Modified [FeFe]-Hydrogenase Model Complexes Amenable to Surface Imobilization.
    Thomas, C. M.; Rudiger, O.; Liu, T.; Carson, C. E.; Hall, M. B.; Darensbourg, M. Y. Organometallics 2007, 26, 3976-3984.

  61. Characterization of the Terminal Iron(IV) Imides {[PhBPtBu2(pz')]FeIV≡NAd}+.
    Thomas, C. M.; Mankad, N. P.; Peters, J. C. J. Am. Chem. Soc. 2006, 128, 4956-4957.

  62. An η3-H2SiR2 Adduct of [{PhB-(CH2PiPr2)3}FeIIH].
    Thomas, C. M.; Peters, J. C. Angew. Chem. Int. Ed. 2006, 45, 776-780.

  63. Comparative Studies with Zwitterionic Platinum(II) Bis(pyrazolyl)borate and 2,2'-bipyridylborate Complexes.
    Thomas, C. M.; Peters, J. C. Organometallics 2005, 24, 5858-5867.

  64. Issues Relevant to C-H Activation at Platinum(II): Comparative Studies between Cationic, Zwitterionic, and Neutral Platinum(II) Compounds in Benzene Solution. Peters, J. C.; Thomas, J. C.; Thomas, C. M.; Betley, T. A. Activation and Functionalization of C-H Bonds; Karen Goldberg and Alan Goldman, eds.; ACS Symposium Series No. 885; 2004; chapter 20.

  65. Coordinating Anions: (Phosphino)tetraphenylborate Ligands as New Reagents for Synthesis.
    Thomas, C. M.; Peters, J. C. Inorg. Chem. 2004, 43, 8-10.

  66. Analysis of Phosphines Functionalized with Crown Ether Groups by NMR and Cyclic Voltammetry
    Nataro, C.; Baseski, H. M.; Thomas, C. M.; Wiza, B. J.; Rourke, K. M. Polyhedron 2001, 20, 1023-1028.