Publications

Sadow Group Publications are also available at the Iowa State Digital Repository, including open-access manuscripts.

    2019

  1. Reinig, R. R.; Ellern, A.; Sadow, A. D., "Heteroleptic Four-Coordinate Tris(oxazolinyl)borato Iron(II) Compounds." Inorg. Chem. 2019, 58, 6044-6051. DOI:10.1021/acs.inorgchem.9b00359
  2. Biswas, A.; Ellern, A.; Sadow, A. D. "CO Displacement in an Oxidative Addition of Primary Silanes to Rhodium(I)" Inorg. Chem. 2019, 58, 3815-3824. DOI:10.1021/acs.inorgchem.8b03425
  3. Patnaik, S; Sadow, A. D. "Interconverting Lanthanum Hydride and Borohydride Catalysts for C=O Reduction and C−O Bond Cleavage" Angew. Chem. Int. Ed. 2019, 58, 2505-2509. DOI:10.1002/anie.201813305
  4. Schmidt, B. S.; Pindwal, A.; Venkatesh, A.; Ellern, A.; Rossini, A. R.; Sadow, A. D. "Zwitterionic Trivalent (Alkyl)Lanthanoid Complexes in Ziegler-type Butadiene Polymerization" ACS Catal. 2019, 9, 827-838. DOI:10.1021/acscatal.8b04025
  5. 2018

  6. Duchimaza Heredia, J. J.; Sadow, Aaron D.; Gordon, M. S. "A Quasi-Atomic Analysis of Three-Center Two-Electron Zr–H–Si Interactions" J. Phys. Chem. A 2018, 122, 9653-9669. DOI:10.1021/acs.jpca.8b09530
  7. Sadow, A. D.; Kwag, G.; Lee, H.; Pindwal, A.; Schmidt, B.S. "Polymerization catalysts" US Patent No.: 9,856,337 B2. Jan 2, 2018.
  8. Schmidt, B. S.; Ho, H-.A.; Basemann, K.; Ellern, A.; Windus, T. L.; Sadow, A. D. "Redox chemistry of bis(oxazolinyl)-cyclopentadienyl and -fluorenyl rhodium and iridium organometallic compounds" Organometallics 2018, 37, 4055-4069. DOI:10.1021/acs.organomet.8b00626
  9. Kanbur, U.; Ellern, A.; Sadow, A. D. "A zwitterionic neodymium(III) heterobimetallic catalyst for alkynylaluminum synthesis by alkane elimination" Organometallics 2018, 37, 4409-4414. DOI:10.1021/acs.organomet.8b00374
  10. Reinig, R. R.; Fought, E. L.; Ellern, A.; Windus, T. L.; Sadow, A. D. "Cobalt(II) acyl intermediates in carbon-carbon bond formation and oxygenation" Dalton Trans. 2018, 47, 12147-12161. DOI:10.1039/C8DT02661K
  11. Boteju, K. C.; Wan, S.; Venkatesh, A.; Ellern, A.; Rossini, A. J.; Sadow, A. D., "Rare earth arylsilazido compounds with inequivalent secondary interactions." Chem. Commun. 2018, 54, 7318-7321. DOI:10.1039/C8CC03186J
  12. Venkatesh, A.; Ryan, M.; Biswas, A.; Boteju, K; Sadow, A. D.; Rossini, A. J., "Enhancing the Sensitivity of Solid-State NMR Experiments with Very Low Gyromagnetic Ratio Nuclei with Fast Magic Angle Spinning and Proton Detection" J. Phys.Chem. A, 2018, 122, 5635-5643. DOI:10.1021/acs.jpca.8b05107
  13. Perras, F. A.; Boteju, K. C.; Slowing, I. I.; Sadow, A. D.; Pruski, M., "Direct 17O dynamic nuclear polarization of single-site heterogeneous catalysts." Chem. Commun., 2018, 54, 3472-3475. DOI:10.1039/C8CC00293B
  14. 2017

  15. Pindwal, A.; Yan, K.; Patnaik, S.; Schmidt, B. M.; Ellern, A.; Slowing, I. I.; Bae, C.; Sadow, A. D. "Homoleptic Trivalent Tris(Alkyl) Rare Earth Compounds" J. Am. Chem. Soc., 2017, 139, 16862-16874. DOI:10.1021/jacs.7b09521
  16. Reinig, R. R.; Fought, E. L.; Ellern, A.; Windus, T. L.; Sadow, A. D. "Rapid and ordered carbonylation and oxygenation of a cobalt(II) methyl complex" Chem. Commun., 2017, 53, 11020-11023. DOI:10.1039/C7CC06339C
  17. Manzano, J. S.; Weinstein, Z. B.; Sadow, A. D.; Slowing, I. I. "Direct 3D Printing of Catalytically Active Structures" ACS Catalysis, 2017, 7, 7567-7577. DOI:10.1021/acscatal.7b02111
  18. Lampland, N. L.; Pindwal, A.; Yan, K.; Ellern, A.; Sadow, A. D. "Rare Earth and Main Group Metal Poly(hydrosilyl) Compounds" Organometallics, 2017, 36, 4546-4557. DOI:10.1021/acs.organomet.7b00383
  19. Kobayashi, T.; Perras, F. A.; Chaudhary, U.; Slowing, I. I.; Huang, W.; Sadow, A. D.; Pruski, M. "Improved strategies for DNP-enhanced 2D 1H-X heteronuclear correlation spectroscopy of surfaces" Solid State Nuclear Magnetic Resonance, 2017, 87(c), 38-44. DOI:10.1016/j.ssnmr.2017.08.002
  20. Perras, F.; Sadow, A. D.; Pruski, M.; "In Silico Design of DNP Polarizing Agents: Can Current Dinitroxides be Improved?" ChemPhysChem, 2017, 18, 2279-2287. DOI:10.1002/cphc.201700299
  21. Eedugurala, N.; Wang, Z.; Yan, K.; Boteju, K. C.; Chaudhary, U.; Kobayashi, T.; Ellern, A.; Slowing, I. I.; Pruski, M.; Sadow, A. D. "β-SiH-Containing Tris(silazido) Rare-Earth Complexes as Homogeneous and Grafted Single-Site Catalyst Precursors for Hydroamination" Organometallics, 2017, 36, 1142-1153. DOI:10.1021/acs.organomet.6b00956
  22. Boteju, K. C.; Ellern, A.; Sadow, A. D. "Homoleptic organolanthanide compounds supported by the bis(dimethylsilyl)benzyl ligand" Chem. Commun. 2017, 53, 716-719. DOI:10.1039/C6CC09304C
  23. Pindwal, A.; Patnaik, S.; Everett, W. C.; Ellern, A.; Windus, T. L.; Sadow, A. D. "Cerium-catalyzed Hydrosilylation of Acrylates to α-Silyl Esters" Angew. Chem. Int. Ed. 2017, 56, 628-631. DOI:10.1002/anie.201610263
  24. 2016

  25. García, A.; Wang, J.; Windus, T. L.; Sadow, A. D.; Evans, J. W., "Catalytic conversion reactions in nanoporous systems with concentration-dependent selectivity: Statistical mechanical modeling" Phys. Rev. E, 2016, 93, 052137. DOI:10.1103/PhysRevE.93.052137
  26. Pindwal, A.; Ellern, A.; Sadow, A. D. "Homoleptic Divalent Dialkyl Lanthanide-Catalyzed Cross-Dehydrocoupling of Silanes and Amines" Organometallics, 2016, 35, 1674-1683. DOI:10.1021/acs.organomet.6b00138
  27. Reinig, R. R.; Mukherjee, D.; Weinstein, Z. B.; Xie, W.; Albright, T.; Baird, B.; Gray, T. S.; Ellern, A.; Miller, G. J.; Winter, A. H.; Bud'ko, S. L.; Sadow, A. D.* "Synthesis and Oxidation Catalysis of Tris(oxazolinyl)borate Cobalt(II) Scorpionate" Eur. J. Inorg. Chem. 2016, 2486-2494. DOI:10.1002/ejic.201600237
  28. Perras, F. A.; Reinig, R. R.; Slowing, I. I.; Sadow, A. D.; Pruski, M., Effects of biradical deuteration on the performance of DNP: towards better performing polarizing agents. Phys. Chem. Chem. Phys. 2016, 18, 65-69. DOI:10.1039/c5cp06505d
  29. 2015

  30. Zhang, L.; Wu, Z.; Nelson, N. C.; Sadow, A. D.; Slowing, I. I.; Overbury, S. H.,* "Role Of CO2 As a Soft Oxidant For Dehydrogenation of Ethylbenzene to Styrene over a High-Surface-Area Ceria Catalyst." ACS Catal. 2015, 5, 6426-6435. DOI:10.1021/acscatal.5b01519
  31. Eedugurala, N.; Hovey, M.; Ho, H.-A.; Jana, B.; Lampland, N. L.; Ellern, A.; Sadow, A. D. "Cyclopentadienyl-bis(oxazoline) Magnesium and Zirconium Complexes in Aminoalkene Hydroaminations" Organometallics, 2015, 34, 5566-5575. DOI:10.1021/acs.organomet.5b00771
  32. Eedugurala, N.; Wang, Z.; Chaudhary, U.; Nelson, N. C.; Kandel, K.; Kobayashi, T.; Slowing, I. I.; Pruski, M.; Sadow, A. D. "Mesoporous Silica-supported Amidozirconium-Catalyzed Carbonyl Hydroboration." ACS Catal. 2015, 5, 7399-7414. DOI:10.1021/acscatal.5b01671
  33. Kobayashi, T.; Perras, F. A.; Slowing, I. I.; Sadow, A. D.; Pruski, M.,* Dynamic Nuclear Polarization Solid-State NMR in Heterogeneous Catalysis Research. ACS Catal. 2015, 5, 7055-7062. DOI:10.1021/acscatal.5b02039
  34. Lampland, N. L.; Pindwal, A.; Neal, S. R.; Schauderaff, S.; Ellern, A.; Sadow, A. D. "Hydrosilylation of α,β-Unsaturated Esters Catalyzed by a Magnesium Hydridoborate." Chem. Sci. 2015, 6, 6901-6907. DOI:10.1039/c5sc02435h
  35. Xu, S.; Boschen, J. S.; Kobayashi, T.; Pruski, M.; Windus, T. L.; Sadow, A. D. "Partial Deoxygenation of Esters Catalyzed by an Oxazoline-coordinated Rhodium Silylene." Dalton Trans. 2015, 44, 15897-15904. DOI:10.1039/c5dt02844b
  36. Lampland, N. L.; Zhu, J.; Ellern, A.; Sadow, A. D. "Piano-stool Lutetium Amido and Imido Compounds Supported by a Bis(oxazoline)cyclopentadienyl Ligand." Inorg. Chem. 2015, 54, 6938-6946. DOI:10.1021/acs.inorgchem.5b00927
  37. Lampland, N. L.; Hovey, M. L.; Mukherjee, D.; Sadow, A. D. "Magnesium-catalyzed Mild Reduction of Tertiary and Secondary Amides to Amines." ACS Catal. 2015, 5, 4219-4226. DOI:10.1021/acscatal.5b01038
  38. Xu, S.; Magoon, Y.; Reinig, R. R.; Schmidt, B. M.; Ellern, A.; Sadow, A. D. "Organometallic Complexes of Bulky, Optically Active C3-Symmetric Tris(4S-isopropyl-5,5-dimethyl-2-oxazolinyl)phenylborate (ToP*)." Organometallics, 2015, 34, 3508-3519. DOI:10.1021/acs.organomet.5b00225
  39. Nelson, N.; Manzano, J.; Sadow, A.; Overbury, S.; Slowing, I. I.* "Selective Hydrogenation of Phenol Catalyzed by Palladium on High Surface Ceria at Room Temperature and Ambient Pressure." ACS Catal. 2015, 6, 2051-2061. DOI:10.1021/cs502000j
  40. Manna, K.; Eedugurala, N.; Sadow, A. D. "Zirconium-catalyzed Desymmetrization of Aminodialkenes and Aminodialkynes through Enantioselective Hydroamination.” J. Am. Chem. Soc. 2015, 137, 425-435. DOI:10.1021/ja511250m
  41. 2014

  42. Xu, S.; Manna, K.; Ellern, A.; Sadow, A. D. "Mixed N-Heterocyclic Carbene-bis(oxazolinyl)borato Rhodium and Iridium Complexes in Photochemical and Thermal Oxidative Addition Reactions." Organometallics, 2014, 33, 6840-6860. DOI:10.1021/om500891h
  43. Lampland, N. L.; Ellern, A.; Sadow, A. D. "β-SiH Rich Zinc Silyl Compounds: Reductive Elimination and β-SiH Abstraction." Inorg. Chim. Acta, 2014, 422, 134-140. DOI:10.1016/j.ica.2014.07.003
  44. Xu, S.; Everett, W. C.; Ellern, A.; Windus, T. L.; Sadow, A. D. "Oxygen Insertion Reactions of Mixed N-Heterocyclic Carbene-Oxazolinylborato Zinc Alkyl Complexes.” Dalton Trans. 2014, 43, 14368-14376. DOI:10.1039/C4DT01011F
  45. Yan, K.; Pindwal, A.; Ellern, A. Sadow, A. D. "Direct Hydrosilylation by a Zirconacycle with β-Hydrogen." Dalton Trans. 2014, 43, 8644-8653. DOI:10.1039/C4DT00658E
  46. Mukherjee, D.; Ellern, A.; Sadow, A. D. "Magnesium-catalyzed Hydroboration of Esters Via a New Zwitterionic Mechanism." Chem. Sci. 2014, 5, 959-964. DOI:10.1039/C3SC52793J
  47. 2013

  48. Yan, K.; Duchimaza Heredia, J. J.; Ellern, A.; Gordon, M. S.; Sadow, A. D. "Lewis Base Mediated β-Elimination and Lewis Acid Mediated Insertion Reactions of Disilazido Zirconium Compounds." J. Am. Chem. Soc. 2013, 135, 15225-15227. DOI:10.1021/ja407950e
  49. Yan, K.; Upton, B. M.; Zhu, J.; Ellern, A.; Sadow, A. D. "Nucleophilicity of Neutral Versus Cationic Magnesium Silyl Compounds." Organometallics, 2013, 32, 6834–6843. DOI:10.1021/om400447q
  50. Manna, K.; Everett, W. S.; Schoendorff, G.; Ellern, A.; Windus, T. L.; Sadow, A. D. "Highly Enantioselective Zirconium Catalyzed Cyclization of Aminoalkenes." J. Am. Chem. Soc. 2013, 135, 7235-7250. DOI:10.1021/ja4000189
  51. Sadow A.D. "Stereoselective C-N Bond Formation by Hydroamination of Olefins, Alkynes, Allenes, and Dienes." J. Reedijk and K. Poeppelmeier, Eds. Comprehensive Inorganic Chemistry II, Vol 6. Oxford: Elsevier; 2013. p. 487-520.
  52. Yan, K.; Sadow, A. D. "C-H Bond Activation by a Zirconacycle." Chem. Commun. 2013, 49, 3212-3214. DOI:10.1039/c3cc40774h
  53. Yan, K.; Schoendorff, G.; Upton, B. M.; Ellern, A.; Windus, T.; Sadow, A. D. "Intermolecular β-Hydrogen Abstractions in Ytterbium, Calcium, and Potassium Tris(dimethylsilyl)methyl Compounds." Organometallics, 2013, 32, 1300-1316. DOI:10.1021/om3010299
  54. Mukherjee, D.; Lampland, N. L.; Yan, K.; Dunne, J. F.; Ellern, A.; Sadow, A. D. "Divergent Reaction Pathways of Tris(oxazolinyl)borato Zinc and Magnesium Silyl Compounds." Chem. Commun. 2013, 49, 4334-4336. DOI:10.1039/C2CC36953B
  55. 2012

  56. Jana, B.; Hovey, M.; Ellern, A.; Pestovsky, O.; Sadow, A. D.; Bakac, A. "Unusual Structural Motif in a Zwitterionic Fe(II) Complex of a Tetradentate Phosphine." Dalton Trans. 2012, 41, 12781-12785. DOI:10.1039/C2DT31437A
  57. Ho, H.-A.; Manna, K.; Sadow, A. D. "Acceptorless Photolytic Dehydrogenation for Alcohol Decarbonylation and Imine Synthesis." Angew. Chem., Int. Ed. 2012, 51, 8607-8610. DOI:10.1002/anie.201203556
  58. Mukherjee, D.; Ellern, A.; Sadow, A. D. "Remarkably Robust Monomeric Alkylperoxyzinc Compounds from Tris(oxazolinyl)boratozinc Alkyls and O2." J. Am. Chem. Soc. 2012, 134, 13018-13026. DOI:10.1021/ja303440n
  59. Yan, K.; Ellern, A.; Sadow, A. D. "Non-classical β-Hydrogen Eliminations from Hydrosilazido Zirconium Compounds via Direct Hydrogen Transfer." J. Am. Chem. Soc. 2012, 134, 9154-9156. DOI:10.1021/ja302226c
  60. Zhu, J.; Mukherjee, D.; Sadow, A. D. "Abstractions of β-Hydrogen vs. Alkyl Groups in Reactions of Dialkylzinc Compounds and Bis(oxazolinyl)borane." Chem. Commun. 2012, 48, 464-466. DOI:10.1039/C1CC16113J
  61. 2011

  62. Manna, K.; Kruse, M. L.; Sadow, A. D. "Concerted C-N/C-H Bond Formation in Highly Enantioselective Yttrium(III)-Catalyzed Hydroamination." ACS Catal. 2011, 1, 1637-1642. DOI:10.1021/cs200511z
  63. Chintareddy, V. R.; Ho, H.-A. Sadow, A. D.; Verkade,* J. G. "Polymer-mounted N3=P(MeNCH2CH2)3N: A Green, Efficient, and Recyclable Catalyst for Room-temperature Transesterifications and Amidations of Unactivated Esters." Tetrahedron Lett. 2011, 52, 6523-6529. DOI:10.1016/j.tetlet.2011.09.102
  64. Dunne, J. F.; Neal, S. R.; Engelkemier, J.; Ellern, A.; Sadow, A. D. "Tris(oxazolinyl)boratomagnesium-catalyzed Cross-dehydrocoupling of Organosilanes with Amines, Hydrazine, and Ammonia." J. Am. Chem. Soc. 2011, 133, 16782-16785. DOI:10.1021/ja207641b
  65. Wu, K.; Mukherjee, D.; Ellern, A.; Sadow, A. D.; Geiger, W. E. "Anodic Electrochemical Behavior of New Mn and Re Tricarbonyl Complexes of Tris(oxazolinyl)phenyl borate Ligands: Comparison to Analogous Tris(pyrazolyl) borate Complexes." New J. of Chem. 2011, 35, 2169-2178. DOI:10.1039/C1NJ20222G
  66. Mukherjee, D.; Thompson, R.; Ellern, A. Sadow, A. D. "A Coordinatively Saturated Tris(oxazolinyl)borato Zinc Hydride-Catalyzed Cross Dehydrocoupling of Silanes and Alcohols." ACS Catal. 2011, 1, 698-702. DOI:10.1021/cs2001016
  67. Ho, H.-A.; Gray, T. S.; Baird, B.; Ellern, A.; Sadow, A. D. "Allylic C–H Bond Activation and Functionalization Mediated by Tris(oxazolinyl)borato Rhodium(I) and Iridium(I) Compounds." Dalton Trans. 2011, 40, 6500-6514. DOI:10.1039/C1DT10249D
  68. Jana, B.; Ellern, A.; Pestovsky, O. Sadow, A. D. Bakac, A. "Synthesis of Monomeric Fe(II) and Ru(II) Complexes of Tetradentate Phosphines." Inorg. Chem. 2011, 50, 3010-3016. DOI:10.1021/ic102510c
  69. Manna, K.; Xu, S.; Sadow, A. D. "A Highly Enantioselective Zirconium Catalyst for Intramolecular Alkene Hydroamination: Significant Isotope Effects on Rate and Stereoselectivity." Angew. Chem Int. Ed. 2011, 50, 1865-1868. DOI:10.1002/anie.201006163
  70. Neal, S. R.; Ellern, A.; Sadow, A. D. "Optically Active, Bulky Tris(oxazolinyl)borato Magnesium and Calcium Compounds for Asymmetric Hydroamination/Cyclization." J. Organomet. Chem. 2011, 696, 228-234. DOI:10.1016/j.jorganchem.2010.08.057
  71. 2010

  72. Dunne, J. F.; Fulton, D. B.; Ellern, A.; Sadow, A. D. "Concerted C–N and C–H Bond Formation in a Magnesium-Catalyzed Hydroamination." J. Am. Chem. Soc. 2010, 132, 17680-17683. DOI:10.1021/ja108881s
  73. Ho, H.-A.; Dunne, J. F.; Ellern, A.; Sadow, A. D. "Reactions of Tris(oxazolinyl)phenylborato Rhodium(I) with C-X (X = Cl, Br, OTf) Bonds: Stereoselective Intermolecular Oxidative Addition." Organometallics, 2010, 29, 4105-4114. DOI:10.1021/om100515u
  74. Mukherjee, D.; Ellern, A. Sadow, A. D. "Conversion of a Zinc Disilazide to a Zinc Hydride Mediated by LiCl." J. Am. Chem. Soc. 2010, 132, 7582-7583. DOI:10.1021/ja102323g
  75. Manna, K.; Ellern, A.; Sadow, A. D. "A Zwitterionic Zirconium Complex that Catalyzes Hydroamination at Room Temperature." Chem. Commun. 2010, 46, 339-441. DOI:10.1039/B918989K
  76. Dunne, J. F.; Manna, K.; Wiench, J. W.; Ellern, A.; Pruski, M.; Sadow, A. D. "Bis(oxazolinyl)phenylborane: A Lewis Acid-containing Ligand for Methide Abstraction-based Coordination to Aluminum(III)." Dalton Trans. 2010, 39, 641-653. DOI:10.1039/B911851A
  77. Neal, S. R.; You, J.; Ellern, A.; Sadow, A. D. "Palladium and Rhodium Complexes Containing 1,3-Bis(oxazolinyl)propyl (Probox) Ligands: Macrocycles and Pincer Compounds." Polyhedron, 2010, 29, 544-554. DOI:10.1016/j.poly.2009.06.072
  78. 2009

  79. Yan, K.; Upton, B.; Ellern, A.; Sadow, A. D. "Lewis Acid Mediated β-Hydride Abstraction Reactions of Divalent M(C(SiHMe2)3)2THF2 (M = Ca, Yb)." J. Am. Chem. Soc. 2009, 131, 15110-15111. DOI:10.1021/ja9070865
  80. Pawlikowski, A. V.; Gray, T. S.; Schoendorff, G.; Baird, B.; Ellern, A.; Windus, T. L.; Sadow, A. D. "Structure, Bonding, and Ligand-based Reactions of Zwitterionic Boratoiridium(I) Complexes with Oxazoline-based Scorpionate Ligands." Inorg. Chim. Acta, 2009, 362, 4517-4525. DOI:10.1016/j.ica.2009.06.017
  81. Pawlikowski, A. V.; Ellern, A.; Sadow, A. D. "Ligand Exchange Reactions and Hydroamination with Tris(oxazolinyl)borato Yttrium Compounds." Inorg. Chem. 2009, 48, 8020-8029. DOI:10.1021/ic900689
  82. Yan, K.; Pawlikowski, A. V.; Ebert, C.; Sadow, A. D. "A Tris(alkyl)yttrium Compound Containing Six β-Agostic Si–H Interactions." Chem. Commun. 2009, 656-658. DOI:10.1039/b818630h
  83. 2008

  84. Baird, B.; Pawlikowski, A. V.; Su, J.; Wiench, J. W.; Pruski, M.; Sadow, A. D. "Easily-prepared Chiral Scorpionates: Tris(2-oxazolinyl)borate Iridium(I) Compounds and their Interactions with MeOTf." Inorg. Chem. 2008, 47, 10208-10210. DOI:10.1021/ic801637s
  85. Dunne, J. F.; Su, J.; Ellern, A.; Sadow, A. D., "A New Scorpionate Ligand: Tris(4,4-dimethyl-oxazolinyl)borate and Its Zirconium(IV) Complexes." Organometallics, 2008, 27, 2399-2401. DOI:10.1021/om800252p