Hairong Guan

Hairong Guan is an organometallic chemist with research interests in metal hydrides, homogeneous catalysis with first-row transition metals, and catalysis on metal surface. Hairong received his academic training from Peking University (with Prof. Zhenfeng Xi), Columbia University (with Prof. Jack Norton), and the University of Wisconsin-Madison (with Prof. Chuck Casey) before joining the faculty at the University of Cincinnati in 2007. Currently, Hairong is a Professor of Chemistry. He has served as an Advisory Board Member of Inorganic Chemistry Frontiers, an Editorial Board Member of Green Synthesis and Catalysis, and has been a recipient of an NSF CAREER award, an Alfred P. Sloan research fellowship, and a Humboldt research fellowship.

For more details, please visit the Guan Research Group webpage:  http://www.guanresearchgroup.com

Ph.D.: Columbia University New York, 2005 (Organic Chemistry)

B.S.: Peking University Beijing, China, 2000 (Chemistry)

synthetic inorganic/organic chemistry; reaction mechanisms; catalysis with transition metal complexes; small molecule activation; solar energy to fuels; biomass conversion; catalysis on metal surface.

2005 -2007 Research Associate, University of Wisconsin, Madison, WI

2007 -2012 Assistant Professor, University of Cincinnati, Cincinnati, OH

2012 -2016 Associate Professor, University of Cincinnati , Cincinnati, OH

2014 - Visiting Professor, Organisch-Chemisches Institut - Universität Heidelberg, Germany

2016 -To Present Professor, University of Cincinnati , Cincinnati, OH

2017 -2020 Stella and Hoke S. Greene Chair in Catalytic Chemistry, University of Cincinnati, Cincinnati, OH

2018 - Visiting Professor, Anorganisch-Chemisches Institut - Universität Heidelberg, Germany

07-2009 Cambridge Isotope Laboratories, Inc. Polarity Reversal Induced by Transition Metals: New Strategies of Forming Carbon-Carbon Bonds Role:PI Completed Type:Grant Level:National

Grant: #49646-DNI3 Investigators:Guan, Hairong 09-01-2009 -08-31-2011 American Chemical Society - National Chapter New Catalysis with Nickel Pincer Complexes Role:PI Completed

Grant: #CHE-0952083 Investigators:Guan, Hairong 02-01-2010 -01-31-2015 National Science Foundation CAREER: Nickel and Iron Complexes as Efficient and Selective Catalysts for Carbon Dioxide Reduction and Organic Synthesis Role:PI Completed

Grant: #Vis Scholar-Hembre Investigators:Guan, Hairong 01-01-2010 -06-30-2010 Oak Ridge Associated Universities ORAU Visiting Industry Scholars Program Role:PI Completed

Grant: #G4P-4502109171 Investigators:Guan, Hairong 05-01-2012 -05-30-2016 Procter & Gamble Company P&G Chemicals contract research Role:PI Completed

Grant: #BC2013-015 Investigators:Guan, Hairong 09-15-2013 -09-15-2015 Alfred P. Sloan Foundation Alfred P. Sloan Foundation Research Fellowship Role:PI Completed

Investigators:Hairong Guan 06-20-2013 Procer & Gamble Company P&G unrestricted research grant Role:PI Completed

Grant: #Proctor & Gamble Company Investigators:Hairong Guan 12-01-2014 -08-23-2015 Procter & Gamble Company Research contract Role:PI Completed

Grant: #CHE-1464734 Investigators:Guan, Hairong 09-01-2015 -08-31-2018 National Science Foundation SusChEM: Catalytic Activation of Small Molecules by Nickel and Iron Pincer Complexes Role:PI Completed Type:Grant

Grant: #CO2 to TPA Phase II Investigators:Guan, Hairong 04-04-2016 -12-31-2016 Kellen Company, The Further Development of the CO2 and Acetylene Technology for the Production of Terephthalic Acid (TPA) Role:PI Completed

Grant: #CHE-1625737 Investigators:Connick, William; Guan, Hairong; Krause, Jeanette 09-01-2016 -08-31-2019 National Science Foundation MRI: Acquisition of a Single-Crystal X-ray Diffractometer for Chemical Crystallography Research and Training Role:PI Completed Type:Grant Level:National

Grant: #AF 1093 Investigators:Connick, William; Guan, Hairong; Krause, Jeanette 09-01-2016 -08-31-2019 Ohio Department of Higher Education OBR ACTION FUND for NSF-MRI: Acquisition of a CMOS Dual- Wavelength Single-Crystal X-ray Diffractometer for Chemical Crystallography Role:PI Completed

Grant: #CHE-1726092 Investigators:Connick, William; Guan, Hairong; Gudmundsdottir, Anna; Mack, James; Tu, Maobing 09-01-2017 -08-31-2020 National Science Foundation NSF MRI: Acquisition of a 400 MHz NMR Spectrometer for Research and Education Role:PI Completed Type:Grant

Grant: #AF 1150 Investigators:Ayres, Neil; Connick, William; Guan, Hairong; Gudmundsdottir, Anna; Lee, Joo; Mack, James; Tu, Maobing 09-01-2017 -08-31-2020 Ohio Department of Higher Education OBR Action Fund: Acquisition of a 400 MHz NMR Spectrometer for Research and Education Role:PI Completed Type:Grant Level:National

Grant: #CHE-1800151 Investigators:Guan, Hairong 09-01-2018 -08-31-2021 National Science Foundation SusChEM: Metal-Ligand and Metal-Metal Cooperativities as Design Principles for Base Metal Catalysis Role:PI Completed Type:Grant

Grant: #R40212 Investigators:Guan, Hairong; Tu, Maobing 07-01-2019 -12-31-2020 UC Cumene process for upgrading biorefinery lignin to sustainable chemicals Role:Collaborator Completed Level:University

Grant: #CHE-2102192 Investigators:Guan, Hairong 09-01-2021 -08-31-2024 National Science Foundation Taming the Reactivity of Base Metal Hydrides Through Bifunctional Ligands Role:PI Active Type:Grant

Grant: #CHE-2349483 Investigators:Guan, Hairong 09-01-2024 -08-31-2027 National Science Foundation CAS: Catalysis with cobalt hydrides Role:PI Active Type:Grant

Grant: #1020948 Investigators:Guan, Hairong 06-14-2024 -06-30-2026 UC Office of Research CO2-Based Technology for the Production of Terephthalic Acid Role:PI Active Type:Grant Level:University

Peer Reviewed Publications

Guan, H.; Iimura, M.; Magee, M. P.; Norton, J. R.; Janak, K. E. "Effect of Chelate Ring Size on the Rate of Hydride Transfer from CpRu(P-P)H (P-P = Chelating Diphosphine) to an Iminium Cation". Organometallics, 2003, 22, 4084-4089.

Guan, H.; Saddoughi, S. A.; Shaw, A. P.; Norton, J. R. "Ruthenium-Catalyzed Ionic Hydrogenation of Aziridinium Cations". Organometallics, 2005, 24, 6358-6364.

Guan, H.; Iimura, M.; Magee, M. P.; Norton, J. R.; Zhu, G. "Ruthenium-Catalyzed Ionic Hydrogenation of Iminium Cations. Scope and Mechanism". J. Am. Chem. Soc., 2005, 127, 7805-7814.

Casey, C. P.; Guan, H. "An Efficient and Chemoselective Iron Catalyst for the Hydrogenation of Ketones". J. Am. Chem. Soc., 2007, 129, 5816-5817.

Shaw, A. P.; Guan, H.; Norton, J. R. "Synthesis and Properties of Carboxy-Substituted Half-Sandwich Ruthenium Complexes with Chelating Bisphosphine Ligands (h5-C5H4CO2H)Ru(h2-L)X (X = I, H)". J. Organomet. Chem., 2008, 693, 1382-1388.

Guan, H. "Titanium and Zirconium Mediated or Catalyzed Umpolung Reactions". Curr. Org. Chem., 2008, 12, 1406-1430.

Chakraborty, S.; Krause, J. A.; Guan, H. "Hydrosilylation of Aldehydes and Ketones Catalyzed by Nickel PCP-Pincer Hydride Complexes". Organometallics, 2009, 28, 582-586.

Casey, C. P.; Guan, H. "Cyclopentadienone Iron Alcohol Complexes: Synthesis, Reactivity, and Implications for the Mechanism of Iron Catalyzed Hydrogenation of Aldehydes". J. Am. Chem. Soc., 2009, 131, 2499-2507.

Zhang, J.; Krause, J. A.; Huang, H.-K.; Guan, H. "Ancillary Ligand and Ketone Substituent Effects on the Rate of Ketone Insertion into Zr-C Bonds of Zirconocene-1-aza-1,3-diene Complexes". Organometallics, 2009, 28, 2938-2946.

Coleman, M. G.; Brown, A. N.; Bolton, B. A.; Guan, H. "Iron-Catalyzed Oppenauer-Type Oxidation of Alcohols". Adv. Synth. Catal., 2010, 352, 967-970.

Chakraborty, S.; Guan, H. "First-Row Transition Metal Catalyzed Reduction of Carbonyl Functionalities: A Mechanistic Perspective". Dalton Trans., 2010, 39, 7427-7436.

Chakraborty, S.; Zhang, J.; Krause, J. A.; Guan, H. "An Efficient Nickel Catalyst for the Reduction of Carbon Dioxide with a Borane". J. Am. Chem. Soc., 2010, 132, 8872-8873.

Zhang, J.; Medley, C. M.; Krause, J. A.; Guan, H. "Mechanistic Insights into C-S Cross-Coupling Reactions Catalyzed by Nickel Bis(phosphinite) Pincer Complexes". Organometallics, 2010, 29, 6393-6401. 

Huang, F.; Zhang, C.; Jiang, J.; Wang, Z.-X.; Guan, H. "How Does the Nickel Pincer Complex Catalyze the Conversion of CO2 to a Methanol Derivative? A Computational Mechanistic Study." Inorg. Chem., 2011, 50, 3816-3825. 

Bhattacharya, P.; Krause, J. A.; Guan, H. "Iron Hydride Complexes Bearing Phosphinite-Based Pincer Ligands: Synthesis, Reactivity, and Catalytic Application in Hydrosilylation Reactions." Organometallics, 2011, 30, 4720-4729.

Bhattacharya, P.; Guan, H. "Synthesis and Catalytic Applications of Iron Pincer Complexes." Comment Inorg. Chem., 2011, 32, 88-112.

Chakraborty, S.; Patel, Y. J.; Krause, J. A.; Guan, H. "Catalytic Properties of Nickel Bis(phosphinite) Pincer Complexes in the Reduction of CO2 to Methanol Derivatives." Polyhedron, 2012, 32, 30-34. (special issue on Metal Mediated Transformations of CO2).

Casey, C. P.; Guan, H. "Trimethylsilyl-Substituted Hydroxyclopentadienyl Ruthenium Hydrides as Benchmarks to Probe Ligand and Metal Effects on the Reactivity of Shvo Type Complexes". Organometallics, 2012, 31, 2631-2638. (F. Gordon A. Sone Commemorative Issue)  

Zhang, J.; Adhikary, A.; King, K. M.; Krause, J. A.; Guan, H. "Substituent Effects on Ni-S Bond Dissociation Energies and Kinetic Stability of Nickel Arylthiolate Complexes Support by a Bis(phosphinite)-Based Pincer Ligand". Dalton Trans., 2012, 41, 7959-7968. (New Talent Americas Issue) 

Rodrigo, S. K.; Guan, H. "Quick Installation of a 1,4-Difunctionality via Regioselective Nickel-Catalyzed Reductive Coupling of Ynoates and Aldehydes." J. Org. Chem., 2012, 77, 8303-8309. 

Chakraborty, S.; Zhang, J.; Patel, Y. J.; Krause, J. A.; Guan, H. "Pincer-Ligated Nickel Hydridoborate Complexes: the Dormant Species in Catalytic Reduction of Carbon Dioxide with Boranes."Inorg. Chem., 2013, 52, 37-47. (featured on cover)

Chakraborty, S.; Patel, Y. J.; Krause, J. A.; Guan, H. "A Robust Nickel Catalyst for Cyanomethylation of Aldehydes. Activation of Acetonitrile under Base-Free Conditions." Angew. Chem. Int. Ed., 2013, 52, 7523-7526.

Rodrigo, S. K.; Powell, I. V.; Coleman, M. G.; Krause, J. A.; Guan, H. "Efficient and Regioselective Nickel-Catalyzed [2+2+2] Cyclotrimerization of Ynoates and Related Alkynes." Org. Biomol. Chem., 2013, 11, 7653-7657.

Adhikary, A.; Schwartz, J. R.; Meadows, L. M.; Krause, J. A.; Guan, H. "Interaction of Alkynes with Palladium POCOP-Pincer Hydride Complexes and Its Unexpected Relation to Palladium-Catalyzed Hydrogenation of Alkynes." Inorg. Chem. Front., 2014, 1, 71-82 (invited paper).

Chakraborty A.; Guan, H. "Iron, dicarbonylhydro[(1,2,3,3a,7a-eta)-4,5,6,7-tetrahydro-2-hydroxy-1,3-bis(trimethylsilyl)-1H-inden-1-yl]" e-Encyclopedia of Reagents for Organic Synthesis, John Wiley & Sons Ltd., 2014.

Chakraborty, S.; Dai, H.; Bhattacharya, P.; Fairweather, N. T.; Gibson, M. S.; Krause, J. A.; Guan, H. "Iron-Based Catalysts for the Hydrogenation of Esters to Alcohols." J. Am. Chem. Soc. 2014, 136, 7869-7872.

Bhattacharya, P.; Krause, J. A.; Guan, H. "Mechanistic Studies of Ammonia Borane Dehydrogenation Catalyzed by Iron Pincer Complexes." J. Am. Chem. Soc. 2014, 136, 11153-11161.

Bhattacharya, P.; Krause, J. A.; Guan, H. "Activation of Dihydrogen and Silanes by Cationic Iron Bis(phosphinite) Pincer Complexes." Organometallics 2014, 33, 6113-6121.

Qu, S.; Dai, H.; Dang, Y.; Song, C.; Wang, Z.-X.; Guan, H. "Computational Mechanistic Study of Fe-Catalyed Hydrogenation of Esters to Alcohols: Improving Catalysis by Accelerating Pre-catalyst Activation with a Lewis Base" ACS Catal. 2014, 4, 4377-4388.

Fairweather, N. T.; Gibson, M. S.; Guan, H. "Homogeneous Hydrogenation of Fatty Acid Methyl Esters and Natural Oils under Neat Conditions." Organometallics 2015, 34, 335-339.

Wilson, G. L. O.; Abraha, M.; Krause, J. A.; Guan, H. "Reactions of Phenylacetylene with Nickel POCOP-Pincer Hydride Complexes Resulting in Different Outcomes from Their Palladium Analogues." Dalton Trans. 2015, 44, 12128-12136 (themed issue on Earth Abundant Element Compounds in Homogeneous Catalysis).

Chakraborty, S.; Bhattacharya, P.; Dai, H.; Guan, H. "Nickel and Iron Pincer Complexes as Catalysts for the Reduction of Carbonyl Compounds." Acc. Chem. Res. 2015, 48, 1995-2003 (special issue on Earth Abundant Metals in Homogeneous Catalysis). 

Adhikary, A.; Krause, J. A.; Guan, H. "Configurational Stability and Stereochemistry of P-Stereogenic Nickel POCOP-Pincer Complexes." Organometallics, 2015, 34, 3603-3610.

Adhikary, A.; Guan, H. "Catalysis Involving Phosphinite-Based Metallacycles." ACS Catal. 2015, 5, 6858-6873.

Wellala, N. P. N..; Guan, H. "A Diphenyl Ether Derived Bidentate Secondary Phosphine Oxide as a Preligand for Nickel-Catalyzed C-S Cross-Coupling Reactions." Org. Biomol. Chem. 2015, 13, 10802-10807.

Hu, Y.; Shaw, A. P.; Guan, H.; Norton, J. R.; Sattler, W.; Rong, Y. "Synthesis and Resolution of Chiral Ruthenium Complexes Containing the 1-Me-3-PhCp Ligand" Organometallics, 2016, 35, 39-46.

Li, H.; Meng, W.; Adhikary, A.; Li, S.; Ma, N.; Zhao, Q.; Eberhardt, N. A.; Leahy, K. M.; Krause, J. A.; Zhang, J.; Chen, X.; Guan, H. "Metathesis Reactivity of Bis(phosphinite) Pincer Ligated Nickel Chloride, Isothiocyanate and Azide Complexes." J. Organomet. Chem. 2016, 804, 132-141.

Haley, R. A.; Zellner, A. R.; Krause, J. A.; Guan, H.; Mack, J. "Nickel Catalysis in a High Speed Ball Mill: A Recyclable Mechanochemical Method for Producing Substituted Cyclooctatetraene Compounds."  ACS Sustainable Chem. Eng. 2016, 4, 2464-2469. 

Xu, T.; Wu, Y.; Yuan, Z.; Guan, H.; Liu, G. "Mechanistic Investigation on the Silver-Catalyzed Oxidative Intramolecular Aminofluorination of Alkynes" Organometallics, 2016, 35, 1347-1349.

Eberhardt, N. A.; Guan, H. "Nickel Hydride Complexes" Chem. Rev., 2016, 116, 8373-8426.

Chakraborty, A.; Kinney, R. G.; Krause, J. A.; Guan, H. "Cooperative Iron-Oxygen-Copper Catalysis in the Reduction of Benzaldehyde Under Water-Gas-Shift Reaction Conditions." ACS Catal., 2016, 6, 7855-7864.

Bailey, A. D.; Murphy, B. P.; Guan, H. "Mechanistic Insights into Oxidative Oligmerization of p-Phenylenediamine and Resorcinol." J. Phys. Chem. A. 2016, 120, 8512-8520.

Ma, Q.-Q.; Liu, T.; Li, S.; Zhang, J.; Chen, X.; Guan, H. "Highly Efficient Reduction of Carbon Dioxide with a Borane Catalyzed by Bis(phosphinite) Pincer Ligated Palladium Thiolate Complexes." Chem. Commun. 2016, 52, 14262-14265.

Ma, Q.-Q.; Liu, T.; Adhikary, A.; Zhang, J.; Krause, J. A.; Guan, H. "Using CS2 to Probe the Mechanistic Details of Decarboxylation of Bis(phosphinite)-Ligated Nickel Pincer Formate Complexes." Organometallics 2016, 35, 4077-4082.

Haley, R. A.; Mack, J.; Guan, H. "2-in-1: Catalysis and Reaction Medium." Inorg. Chem. Front. 2017, 4, 52-55.

Adhikary, A.; Krause, J. A.; Guan, H. "How Does the Carbon Hybridization Impact the Rate of Metal-Carbon Bond Cleavage by an Alkyne? A Case Study with POCOP-Pincer Ligated Palladium Hydrocarbyl Complexes." J. Organomet. Chem. 2017, 845, 151-156

Rodrigo, S. K.; Guan, H. "A Mechanistic Study of Nickel-Catalyzed Reductive Coupling of Ynoates and Aldehydes." J. Org. Chem. 2017, 82, 5230-5235.

Dai, H.; Guan, H. "Iron Dihydride Complexes: Synthesis, Reactivity, and Catalytic Applications." Isr. J. Chem. 2017, 57, 1170-1203. (special issue on Iron Catalysis)

Wellala, N. P. N.; Luebking, J. D.; Krause, J. A.; Guan, H. "Roles of Hydrogen Bonding in Proton Transfer to kP, kN, kP-N(CH2CH2PiPr2)2 Ligated Nickel Pincer Complexes." ACS Omega 2018, 3, 4986-5001. 

Li, Y.; Krause, J. A.; Guan, H. "Cobalt POCOP Pincer Complexes via Ligand C–H Bond Activation with Co2(CO)8: Catalytic Activity for Hydrosilylation of Aldehydes in an Open vs. a Closed System." Organometallics 2018, 37, 2147-2158. 

Dai, H.; Guan, H. "Switching the Selectivity of Cobalt-Catalyzed Hydrogenation of Nitriles." ACS Catal. 2018, 8, 9125-9130. 

Wellala, N. P. N.; Dong, H. T.; Krause, J. A.; Guan, H. "Janus POCOP Pincer Complexes of Nickel." Organometallics 2018, 37, 4031-4039. 

Eberhardt, N. A.; Wellala, N. P. N.; Li, Y.; Krause, J. A.; Guan, H. "Dehydrogenative Coupling of Aldehydes with Alcohols Catalyzed by a Nickel Hydride Complex." Organometallics 2019, 38, 1468-1478. 

Ekanayake, D. A.; Chakraborty, A.; Krause, J. A.; Guan, H. "Steric Effects of HN(CH2CH2PR2)2 on the Nuclearity of Copper Hydrides." Inorg. Chem. 2020, 59, 12817-12828. 

Li, Y.; Krause, J. A.; Guan, H. "Silane Activation with Cobalt on the POCOP Pincer Ligand Platform." Organometallics 2020, 39, 3721-3730.

Li, Y.; Krause, J. A.; Guan, H. "POCOP-Type Cobalt and Nickel Pincer Complexes Bearing an Appended Phosphinite Group." Can. J. Chem. 2021, 99, 147-153 (special issue honoring Professor Robert H. Morris). 

Collett, J. D.; Krause, J. A.; Guan, H. "Multiweek Experiments for an Inorganic Chemistry Laboratory Course: Synthesis of Nickel Complexes Supported by a Tetradentate Ligand with a N2O2 Donor Set." J. Chem. Educ. 2021, 98, 592-599.

Ekanayake, D. A.; Guan, H. "Hydrogenation Reactions Catalyzed by PNP-Type Complexes Featuring a HN(CH2CH2PR2)2Ligand." Top. Organomet. Chem. 2021, 68, 263-320 (volume on Metal-Ligand Cooperativity: Catalysis and the Pincer-Metal Platform). 

Dai, H.; Li, W.; Krause, J. A.; Guan, H. "Experimental Evidence of syn H–N–Fe–H Configurational Requirement for Iron-Based Bifunctional Hydrogenation Catalysts." Inorg. Chem. 2021, 60, 6521-6535. 

Collett, J. D.; Ransohoff, R. W.; Krause, J. A.; Guan, H. "An Iron-Hydrogen Bond Resistant to Protonation and Oxidation." Z. Anorg. Allg. Chem. 2021, 647, 1449-1454 (special issue on Pincer Ligands).

Ekanayake, D. A.; Chakraborty, A.; Krause, J. A.; Guan, H. "Hydrogenation Reactions Catalyzed by HN(CH2CH2PR2)2-Ligated Copper Complexes." Inorg. Chem. Front. 2021, 8, 4634-4649.

Collett, J. D.; Krause, J. A.; Guan, H. "Nickel Hydride Complexes Supported by a Pyrrole-Derived Phosphine Ligand." Organometallics 2022, 41, 345-353.

Ott, J. C.; Bürgy, D.; Guan, H.; Gade, L. H. "3d Metal Complexes in T-shaped Geometry as a Gateway to Metalloradical Reactivity." Acc. Chem. Res. 2022, 55, 857-868.

Pandey, B.; Krause, J. A.; Guan, H. "Iron Dihydride Complex Stabilized by an All Phosphorus-Based Pincer Ligand and Carbon Monoxide." Inorg. Chem. 2022, 61, 11143-11155.

Pandey, B.; Krause, J. A.; Guan, H. "Methyl Effects on the Stereochemistry and Reactivity of PPP-Ligated Iron Hydride Complexes." Inorg. Chem. 2023, 62, 967-978.

Mokhtar, M. M.; Andersen, J. M.; Kister, E. A.; Hopkins, J. X.; Estier, T.; Hamilton, F.; Guan, H.; Mack, J.; Haley, R. A. "A Mechanistic Perspective on the Mechanochemical Method to Reduce Carbonyl Groups with Stainless Steel and Water." Eur. J. Org. Chem. 2023, 26, e202300149. 

Adhikary, A.; Saha, S.; Kumar, N. S.; Oliver, A. G.; Krause, J. A.; Guan, H. "Pitfalls for POCOP-Type Palladium Pincer Complexes in Catalytic Reduction of CO2 with Catecholborane." Organometallics 2023, 42, 1525-1537.

Xu, V.; Pandey, B.; Jayawardhena, J. P. I. D.; Krause, J. A.; Guan, H. "The Curious Cases of Tetrahydrosalen-Type Ligands Interacting with Ni(II): Structures and Ligand-Based Oxidation Reactions." Dalton Trans. 2023, 52, 11543-11551.

Le, N.; Chuang, N. L.; Oliver, C. M.; Samoshin, A. V.; Hemphill, J. T.; Morris, K. C.; Hyland, S. N.; Guan, H.; Webster, C. E.; Clark, T. B. "Hidden Role of Borane in Directed C–H Borylation: Rate Enhancement Through Autocatalysis." ACS Catal. 2023, 13, 12877-12893.

Pandey, B.; Krause, J. A.; Guan, H. "On the Demise of PPP-Ligated Iron Catalysts in the Formic Acid Dehydrogenation Reaction." Inorg. Chem. 2023, 62, 18714-18723.

Saha, S.; Krause, J. A.; Guan, H. "C(sp)–H, S–H, and Sn–H Bond Activation with a Cobalt(I) Pincer Complex." Inorg. Chem. 2024, 63, 13689-13699.

Pandey, B.; Krause, J. A.; Guan, H. "Cobalt-Catalyzed Additive-Free Dehydrogenation of Neat Formic Acid." ACS Catal. 2024, 14, 13781-13791.

Ahmadianpoor, M.; Pridemore, P. D.; Krause, J. A.; Guan, H. "Effect of Backbone Linker (O vs NH) on the Ability of Pincer-supported Nickel Hydrides to Reduce CO2." J. Organomet. Chem. 2024, 1022, 1123399 (special issue on Organometallic Chemistry of CO2 honoring Professor Michele Aresta).

Book

Guan, H. Ruthenium-Catalyzed Ionic Hydrogenation Reactions: Mechanistic Studies and Synthetic Applications; VDM Verlag Dr. Müller: Saarbrücken, 2008.

Book Chapter

Adhikary, A.; Guan, H. Nickel-Catalyzed Cross-Coupling Reactions. In Pincer and Pincer-Type Complexes: Application in Organic Synthesis and Catalysis; Szabó, K. J.; Wendt, O. F., Eds.; Wiley-VCH: Weineim, Germany, 2014; pp 117-147.

Eberhardt, N. A.; Guan, H. Reduction of CO2 Mediated or Catalyzed by Pincer Complexes. In Pincer Compounds: Chemistry and Applications; Morales-Morales, D., Ed.; Elsevier, Amsterdam, 2018; Chapter 4, pp. 67-99. 

Li, Y.; Collett, J. D.; Guan, H. Phosphorus-Based Pincer Ligands. In Comprehensive Coordination Chemistry III; Elsevier, Amsterdam, 2021, pp.505-606.

Software and Database

Jayawardhena, J. P. I. D.; Krause, J. A.; Guan, H. CSD entry: RIJKUU; CCDC 2253260: Experimental Crystal Structure Determination of [(iPr2POCH2CH2)2NH•NaBEt3(OH)]2, CSD Communication 2023

Jayawardhena, J. P. I. D.; Krause, J. A.; Guan, H. CSD entry: RIJLAB; CCDC 2253261: Experimental Crystal Structure Determination of NaBEt2(OH)2•THF, CSD Communication 2023

Invited Presentations

(12-13-2007. ) Shepherd Chemical Company, Norwood, OH.

(01-24-2008. ) Ripon College, Ripon, WI.

(01-25-2008. ) Marquette University, Milwaukee, WI.

(04-11-2008. ) Austin Peay State University, Clarksville, TN.

(01-26-2010. ) Transylvania University, Lexington, KY.

(10-15-2010. ) Indiana University, Bloomington, IN.

(11-15-2010. ) Ohio University, Athens, OH.

(11-18-2010. ) Miami University, Oxford, OH.

(02-08-2011. ) California University of Pennsylvania, California, PA.

(02-09-2011. ) West Virginia University, Morgantown, WV.

(02-18-2011. ) University of Louisville, Louisville, KY.

(02-22-2011. ) Berea College, Berea, KY.

(11-01-2011. ) University of North Carolina, Chapel Hill, NC.

(11-18-2011. ) University of Cincinnati (College of Engineering), Cincinnati, OH.

(11-21-2011. ) Shanghai Institute of Organic Chemistry, Shanghai, China.

(11-22-2011. ) Fudan University, Shanghai, China.

(03-22-2012. ) US Environmental Protection Agency, Cincinnati, OH.

(03-30-2012. ) Indiana U-Purdue U Fort Wayne, Fort Wayne, IN.

(05-11-2012. ) Dow Corning Corporation, Midland, MI.

(03-05-2013. ) Purdue University, West Lafayette, IN.

(03-20-2013. ) Université de Montréal, Montreal, Canada.

(05-07-2013. ) University of Illinois at Urbana–Champaign , Urbana, IL .

(05-13-2013. ) Procter & Gamble Chemicals, Cincinnati, OH.

(08-18-2013. ) South China University of Technology, Guangzhou, China.

(08-19-2013. ) Guangzhou Institutes of Biomedicine and Health, Chinese Academy of Sciences , Guangzhou, China.

(09-27-2013. ) University of New Mexico, Albuquerque, NM.

(10-21-2013. ) University of Rochester, Rochester, NY.

(10-22-2013. ) Rochester Institute of Technology, Rochester, NY.

(05-01-2014. ) University of San Diego, San Diego, CA.

(05-02-2014. ) San Diego State University, San Diego, CA.

(10-06-2014. ) École Polytechnique Fédérale de Lausanne (EPFL), Switzerland.

(10-16-2014. ) Catalysis Research Laboratory (CaRLa), Heidelberg, Germany.

(10-21-2014. ) Ruprecht-Karls-Universität Heidelberg, Germany.

(10-28-2014. ) Georg-August-Universität Göttingen, Germany.

(03-17-2015. ) University at Buffalo, SUNY, Buffalo, NY.

(03-18-2015. ) University of Toronto, Toronto, Canada.

(03-19-2015. ) University of Guelph, Guelph, Canada.

(03-20-2015. ) Brock University, St. Catharines, Canada.

(06-10-2015. ) Peking University, Beijing, China.

(10-14-2015. ) Texas Tech University, Lubbock, TX.

(11-06-2015. ) University of Notre Dame, Notre Dame, IN.

(03-22-2016. ) Université de Bordeaux, France.

(05-04-2016. ) Henan Normal University, China.

(10-25-2016. ) University of Illinois–Chicago, Chicago, IL.

(05-10-2017. ) Shandong University, Jinan, China.

(05-16-2017. ) Wuhan University, Wuhan, China.

(05-19-2017. ) Shanghai Institute of Organic Chemistry, Shanghai, China.

(03-09-2018. ) Wright State University, Dayton, OH.

(05-10-2018. ) Shanghai Institute of Organic Chemistry, Shanghai, China.

(05-14-2018. ) Henan Normal University, China.

(09-30-2018. ) King Abdullah University of Science and Technology, Saudi Arabia,

(10-31-2018. ) Ruprecht-Karls-Universität Heidelberg , Germany,

(04-12-2019. ) University of Cincinnati (Department of Chemical and Environmental Engineering), Cincinnati, OH.

(04-19-2019. ) Middle Tennessee State University, Murfreesboro, TN.

(10-31-2019. ) Wayne State University, Detroit, MI.

(11-08-2019. ) University of Memphis, Memphis, TN.

(02-12-2020. ) Northern Kentucky University, Highland Heights, KY.

(02-14-2020. ) Southern Illinois University, Carbondale, IL.

(02-18-2020. ) Denison University, Granville, OH.

(01-25-2022. ) University of Akron, Akron, OH.

(11-13-2023. ) Open University of Sri Lanka (Zoom), Sri Lanka.

(02-01-2024. ) Columbia University, New York, NY.

Poster Presentations

Ahmadianpoor, M. H.; Pandey, B.; Krause, J. A.; Guan, H. (08-2023. ) [PPP]-Type Iron Dihydride Complex as a Versatile Catalyst for (De)Hydrogenation Reactions .ACS National Meeting, San Francisco, CA. . Conference. . Level:National

Jayawardhena, J. P. I. D.; Krause, J. A.; Guan, H. (08-2023. ) Synthesis and Characterization of PNHP Supported Co(II) Complexes .ACS National Meeting, San Francisco, CA. . Conference. . Level:National

Saha, S.; Krause, J. A.; Guan, H. (08-2023. ) C–H Bond Activation of Terminal Alkynes by a POCOP-Based Co(I) Complex .ACS National Meeting, San Francisco, CA. . Conference. . Level:National

Pandey, B.; Dai, H.; Krause, J. A.; Guan, H. (07-2023. ) Effect of Stereochemistry on the Reactivity of Pincer-Stabilized Iron Hydride Complexes .Gordon Research Conference on Organometallic Chemistry, Newport, RI. . Conference. .

Lecture

Guan, H. (04-09-2015. ) Designing Catalysts with Earth-Abundant Metals .Cincinnati, OH. UC. Level:University

Guan, H. (03-24-2021. ) Catalysis with Earth-Abundant Metals: From CO2 Utilization to Fatty Alcohol Synthesis .Cincinnati, OH. Professional Meeting. Level:Local

Paper Presentations

Pandey, B.; Krause, J. A.; Guan, H. (08-2023. ) Reversible Hydrogenation of Carbon Dioxide to Formic Acid Using a Cobalt Catalyst .San Francisco, CA. Level:National

Symposium

Hairong Guan (01-15-2011. ) Catalysis with Bis(phosphinite) Pincer Complexes: From the Reduction of CO2 to the Release of H2 from Formic Acid and Ammonia-Borane .Massachusetts Institute of Technology, Boston, MA,. Other Institution. Level:University

Hairong Guan (03-28-2011. ) Homogeneous Catalysis with Nickel Bis(phosphinite) Pincer Complexes .Anaheim, CA. Professional Meeting. Level:National

Hairong Guan (07-31-2012. ) Catalytic Reduction of CO2 with Nickel Pincer Complexes .Singapore. Professional Meeting. Level:International

Hairong Guan (05-27-2013. ) Catalytic Cyanomethylation of Aldehydes Under Base-Free Conditions .Quebec City, Canada. Conference. Level:International

Hairong Guan (08-23-2013. ) Catalytic Cyanomethylation of Aldehydes Under Base-Free Conditions .Singapore. Conference. Level:International

Hairong Guan (05-02-2015. ) Iron-Based Catalysts for the Hydrogenation of Esters .New York, NY. Other Institution. Level:National

Hairong Guan (05-17-2017. ) Metal-Ligand and Metal-Metal Cooperativity in Earth-Abundant Metal Catalyzed Redcution Reactions .Shanghai, China. Professional Meeting. Level:International

Hairong Guan (10-09-2017. ) Catalytic Reduction of CO2 with Nickel Pincer Complexes .Shanghai, China. Conference. Level:International

Hairong Guan (01-26-2018. ) Iron- and Cobalt-Catalyzed Hydrogenation of Esters and Nitriles .Kyushu University, Japan . Conference. Level:International

Hairong Guan (07-31-2018. ) Three Tales of Hydrosilylation of Aldehydes Catalyzed by POCOP Pincer Complexes .Sendai, Japan. Conference. Level:International

Guan, H. (06-12-2019. ) Catalytic Hydrogenation Reactions with Earth-Abundant Metals Supported by a Pincer Type Ligand .Reston, VA. Conference. Level:National

Guan, H (06-2022. ) Iron Hydride Complexes Stabilized by a Pincer Ligand .Calgary, Canada. Conference. Level:International

Guan, H. (08-19-2024. ) Sigma-Bond Activation Reactions with Cobalt POCOP Pincer Complexes .Denver, CO. Conference. Level:National

Event Organized

Ralph and Helen Oesper Symposium honoring Professor Charles P. Casey Symposium 10-14-2011 Cincinnati, OH Level:Local

Ohio Inorganic Weekend Prof. Meeting 10-28-2011 10-29-2011 Cincinnati, OH Level:Regional

96th Canadian Chemistry Conference, Symposium on "Recent Developments in Pincer Chemistry and Multidentate Ligands" Symposium 05-26-2013 05-30-2013 Québec, Canada Level:International

Workshop on "Intellectual Property Issues Involved in International Collaborations" Workshop 11-05-2013 Cincinnati, OH Level:University

47th Central Regional Meeting of the American Chemical Society (ACSCERM2016) Conference 05-18-2016 05-21-2016 Covington, KY Level:Regional

2016 Ralph and Helen Oesper Symposium honoring Professor Maurice Brookhart Symposium 10-28-2016 Cincinnati, OH Level:Local

2005 Dissertation with distinction Columbia University

2005 Pegram Award Columbia University

2010 -2015 National Science Foundation CAREER Award

2013 -2015 Alfred P. Sloan Research Fellow

2015 Sigma Xi Young Investigator Award, University of Cincinnati

2015 Lowenstein Scholar, University of Cincinnati

2017 Elected Fellow of the Graduate School, University of Cincinnati

2017 Rising Star for contributions to base metal catalysis, International Symposium for Young Chinese Chemists

2018 -2020 Humboldt Research Fellowship for Experienced Researchers

2019 Golden Goggles Lectureship, Middle Tennessee State University

2019 Safety Culture Award, Department of Chemistry, University of Cincinnati

2021 CINTACS Chemist of the Year, Cincinnati Section of the ACS Level:Local

(NMR Facility Faculty Liaison ) Committee Chair Type:Departmental Service 04-2010 -To Present

Advisory Board Member, Inorganic Chemistry Frontiers Type:Other Level:International 2013 -To Present

(CGSA Advisor ) Type:Departmental Service 09-2013 -09-2024

University of Cincinnati Chinese Students & Scholars Association Faculty Sponsor Type:Service to Student Groups Level:University 2015 -To Present

(Executive Committee ) Committee Member Type:Departmental Service Level:Department

(Ad Hoc Committee for Evaluation of Department Head ) Committee Chair Type:Departmental Service Level:Department

(Reappointment, Promotion & Tenure Committee ) Committee Chair Type:Departmental Service Level:Department 08-2023 -To Present

(DEI Task Force ) Committee Member Type:Departmental Service Level:Department

Green Synthesis and Catalysis Editorial Board Member Type:Other Level:International 2022 -To Present

inorganic, organic, catalysis, transition metals, reaction mechanisms

2002: American Chemical Society

2007: Sigma Xi

2007: Chinese-American Chemistry and Chemical Biology Professors Association

2016: Royal Society of Chemistry

Inorganic Chemistry Laboratory Level:Undergraduate

-CHEM-8043 ORGANOMET CHEM Level:Graduate

Chemical Kinetics and Reactivity Level:Graduate

Structure and Reactivity of Transition Metal Compounds Level:Graduate

09-26-2009 -06-08-2010 Course Redesign Seminar Series Focusing on Distance Learning UC Center for Enhanced Teaching & Learning Type:Workshop

US Patent 7,834,224 Ligand Iron Catalysts for Selective Hydrogenation Casey, C. P.; Guan, H, Awarded 11-16-2010 Co-Inventor

62/132550 Production of Terephthalic Acid via Reductive Coupling of Propiolic Acid or Propiolic Acid Derivatives Collias, D.; Hayes, J. C.; Guan, H. , Filed Co-Inventor

reviewer (in 2023) for JACS, Angew Chem Int Ed, Chemical Communications, ACS Catalysis, Inorganic Chemistry, Organometallics, Organic Letters, Dalton Transactions, and Polyhedron
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