Organometallic Catalysis
141) Priyabrata Ghana†, Shuoyan Xiong†, Adjeoda Tekpor, Brad C. Bailey, Heather A. Spinney, Briana S. Henderson, and Theodor Agapie. "Catalyst Editing via Post-Synthetic Functionalization by Phosphonium Generation and Anion Exchange for Nickel-Catalyzed Ethylene/Acrylate Copolymerization." J. Am. Chem. Soc. 2024, 146, 18797-18803. link
138) Shuoyan Xiong, Heather A. Spinney, Brad C. Bailey, Briana S. Henderson, Adjeoda A. Tekpor, Matthew R. Espinosa, Paramita Saha, and Theodor Agapie. "Switchable Synthesis of Ethylene/Acrylate Copolymers by a Dinickel Catalyst: Evidence for Chain Growth on Both Nickel Centers and Concepts of Cation Exchange Polymerization." ACS Catal. 2024, 14, 5260-5268. link
133) Shuoyan Xiong, Alexandria Hong, Priyabrata Ghana, Brad C. Bailey, Heather A. Spinney, Hannah Bailey, Briana S. Henderson, Steve marshall, and Theodor Agapie. "Acrylate-Induced β-H Elimination in Coordination Insertion Copolymerization Catalyzed by Nickel." J. Am. Chem. Soc. 2023, 145, 26463-26471. link
131) Shuoyan Xiong, Manar M. Shoshani, Alex J. Nett, Heather A. Spinney, Briana S. Henderson, and Theodor Agapie. "Nickel-Based Heterometallic Catalysts for Ethylene-Acrylate Copolymerization: Interrogating Effects of Secondary Metal Additives." Organometallics 2023, 42, 2849-2855. link
129) Meaghan A. Bruening, Shuoyan Xiong, and Theodor Agapie. "α, ω-Diene Generation from Ethylene and Butadiene by Copolymer Upcycling." ACS Sustainable Chemistry & Engineering. 2023, 11, 9918-9923. link
128) Shuoyan Xiong, Priyabrata Ghana, Brad C. Bailey, Heather A. Spinney, Briana S. Henderson, Matthew R. Espinosa, and Theodor Agapie. "Impact of Labile Ligands on Catalyst Initiation and Chain Propagation in Ni-Catalyzed Ethylene/Acrylate Copolymerization." ACS Catal. 2023, 13, 5000-5006. link
123) Manar M. Shoshani, Shuoyan Xiong, James J. Lawniczak, Xinglong Zhang, Thomas F. Miller III, and Theodor Agapie. "Phosphine-Phenoxide Nickel Catalysts for Ethylene/Acrylate Copolymerization: Olefin Coordination and Complex Isomerization Studies Relevant to the Mechanism of Catalysis." Organometallics. 2022, 41, 2119-2131. link
121) Shuoyan Xiong, Alexandria Hong, Brad C. Bailey, Heather A. Spinney, Todd D. Senecal, Hannah Bailey, and Theodor Agapie. "Highly Active and Thermally Robust Nickel Enolate Catalysts for the Synthesis of Ethylene-Acrylate Copolymers."Angew. Chem. Int. Ed., 2022, 134, e202206637. link
110) Jessica Sampson, Meaghan Bruening, Muhammed Naseem Akhtar, E. A. Jaseer, Rajesh Theravalappil, Nestor Garcia, and Theodor Agapie. "Copolymerization of Ethylene and Long-Chain Functional α-Olefins by Dinuclear Zirconium Catalysts" Organometallics, 2021 40, 1854-1858. link
108) Shuoyan Xiong, Manar M. Shoshani, Xinglong Zhang, Heather A. Spinney, Alex J. Nett, Briana S. Henderson, Thomas F. Miller III, Theodor Agapie. "Efficient Copolymerization of Acrylate and Ethylene with Neutral P, O-Chelated Nickel Catalysts: Mechanistic Investigations of Monomer Insertion and Chelate Formation" J. Am. Chem. Soc. 2021, 143, 6516-6527. link
105) Nathanael A. Hirscher, Charles H. Arnett, Paul H. Oyala, and Theodor Agapie. "Characterization of Cr-Hydrocarbyl Species via Pulse EPR in the Study of Ethylene Tetramerization Catalysis" Organometallics 2020, 39, 4420-4429. link
87) Nathanael A. Hirscher, Danny Perez Sierra, and Theodor Agapie. "Robust Chromium Precursors for Catalysis: Isolation and Structure of a Single-Component Ethylene Tetramerization Precatalyst" J. Am. Chem. Soc., 2019, 141, 6022-6029. link
85) Nathanael A. Hirscher, Jay A. Labinger, and Theodor Agapie. "Isotopic Labelling in Ethylene Oligomerization: Addressing the Issue of 1-Octene vs. 1-Hexene Selectivity" Dalton Trans., 2019, 48, 40-44. link
82) Choon Heng Low, Jeffrey N. Rosenberg, Marco A. Lopez, and Theodor Agapie. "Oxidative Coupling with Zr(IV) Supported by a Non-Innocent Anthracene-Based Ligand: Application to the Catalytic Cotrimerization of Alkynes and Nitriles to Pyrimidines" J. Am. Chem. Soc., 2018, 140, 11906-11910. link
76) Nathanael A. Hirscher and Theodor Agapie. "Stoichiometrically Activated Catalysts for Ethylene Tetramerization using Diphosphinoamine-Ligated Cr Tris(hydrocarbyl) Complexes" Organometallics 2017, 36, 4107-4110. link
68) Jessica Sampson, Gyeongshin Choi, Muhammed Naseem Akhtar, E. A. Jaseer, Rajesh Theravalappil, Hassan Ali Al-Muallem, and Theodor Agapie. "Olefin Polymerization by Dinuclear Zirconium Catalysts Based on Rigid Teraryl Frameworks: Effects on Tacticity and Copolymerization Behavior" Organometallics 2017, 36, 1915-1928. link
66) Alejo M. Lifschitz, Nathanael A. Hirscher, Heui Beom Lee, Joshua A. Buss, and Theodor Agapie. "Ethylene Tetramerization Catalysis: Effects of Aluminum-Induced Isomerization of PNP to PPN Ligands" Organometallics 2017, 36, 1640-1648. link
43) Joshua A. Buss, Guy A. Edouard, Christine Cheng, Jade Shi, and Theodor Agapie "Molybdenum Catalyzed Ammonia Borane Dehydrogenation: Oxidation State Specific Mechanisms" J. Am. Chem. Soc. 2014, 136, 11272-11275. link
41) Madalyn R. Radlauer and Theodor Agapie "Bimetallic Zirconium Amine Bis(phenolate) Polymerization Catalysts: Enhanced Activity and Tacticity Control for Polyolefin Synthesis" Organometallics 2014, 33, 3247-3250. link
32) Paul Kelley, Michael W. Day, and Theodor Agapie "Hydrogen Evolution Catalyzed by Aluminum-Bridged Cobalt Diglyoximate Complexes" Eur. J. Inorg. Chem. 2013, 3840-3845. link (special issue on small-molecule activation by reactive metal complexes; article featured on the cover with cover profile)
30) Madalyn R. Radlauer, Aya K. Buckley, Lawrence M. Henling, and Theodor Agapie "Bimetallic Coordination Insertion Polymerization of Unprotected Polar Monomers: Copolymerization of Amino Olefins and Ethylene by Dinickel Bisphenoxyiminato Catalysts" J. Am. Chem. Soc. 2013, 135, 3784-3787. link
24) Madalyn R. Radlauer, Michael W. Day, and Theodor Agapie "Dinickel Bisphenoxyiminato Complexes for the Polymerization of Ethylene and α-Olefins" Organometallics, 2012, 31, 2231-2243. link
23) Madalyn R. Radlauer, Michael W. Day, and Theodor Agapie "Bimetallic Effects on Ethylene Polymerization in the Presence of Amines: Inhibition of the Deactivation by Lewis Bases" J. Am. Chem. Soc. 2012, 134, 1478-1481. link
16) Theodor Agapie "Selective Ethylene Oligomerization: Recent Advances in Chromium Catalysis and Mechanistic Investigations" Coord. Chem. Rev. 2011, 255, 861-880. link
15) Sibo Lin and Theodor Agapie "Cross-Coupling Chemistry at Mononuclear and Dinuclear Nickel Complexes" Synlett 2011, 1, 1-5. link
13) Ian A. Tonks, Daniel Tofan, Edward C. Weintrob, Theodor Agapie, and John E. Bercaw "Zirconium and Titanium Propylene Polymerization Precatalysts Supported by a Fluxional C2-Symmetric Bis(anilide)pyridine Ligand" Organometallics 2012, 31 1965-1974. link
10) Theodor Agapie, Lawrence M. Henling, Antonio G. DiPasquale, Arnold L. Rheingold, and John E. Bercaw "Zirconium and Titanium Complexes Supported by Tridentate LX2 Ligands having Two Phenolates Linked to Furan, Thiophene, and Pyridine Donors: Precatalysts for Propylene Polymerization and Oligomerization" Organometallics 2008, 27 (23), 6245-6256. link
9) Theodor Agapie, Jay A. Labinger, and John E. Bercaw "Mechanistic Studies of Olefin Trimerization with Chromium Catalysts – Deuterium Labeling and Studies of Regiochemistry Using a Model Cromacyclopentane Complex" J. Am. Chem. Soc. 2007, 129 (46), 14281-14295. link
6) Theodor Agapie, Michael W. Day, Lawrence M. Henling, Jay A. Labinger, and John E. Bercaw "A Chromium Diphosphine System for Catalytic Ethylene Trimerization: Synthetic and Structural Studies of Chromium Complexes with a Nitrogen-Bridged Diphosphine Ligand with ortho-Methoxyaryl Substituents" Organometallics 2006, 25 (11), 2733-2742. link
5) Theodor Agapie, Susan J. Schofer, Jay A. Labinger, and John E. Bercaw "Mechanistic Studies of the Ethylene Trimerization Reaction with Chromium – Diphosphine Catalysts: Experimental Evidence for a Mechanism Involving Metallacyclic Intermediates" J. Am. Chem. Soc. 2004, 126 (5), 1304-1305. link