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Items: 1 to 50 of 130

1.

Ni(I)-X Complexes Bearing a Bulky α-Diimine Ligand: Synthesis, Structure, and Superior Catalytic Performance in the Hydrogen Isotope Exchange in Pharmaceuticals.

Zarate C, Yang H, Bezdek MJ, Hesk D, Chirik PJ.

J Am Chem Soc. 2019 Mar 13. doi: 10.1021/jacs.9b00939. [Epub ahead of print]

PMID:
30827090
2.

N-H Bond Formation in a Manganese(V) Nitride Yields Ammonia by Light-Driven Proton-Coupled Electron Transfer.

Wang D, Loose F, Chirik PJ, Knowles RR.

J Am Chem Soc. 2019 Mar 5. doi: 10.1021/jacs.8b12957. [Epub ahead of print]

PMID:
30803234
3.

Earth-Abundant Transition Metal Catalysts for Alkene Hydrosilylation and Hydroboration: Opportunities and Assessments.

Obligacion JV, Chirik PJ.

Nat Rev Chem. 2018 May;2(5):15-34. doi: 10.1038/s41570-018-0001-2. Epub 2018 Apr 27.

PMID:
30740530
4.

Cobalt Pincer Complexes in Catalytic C-H Borylation: The Pincer Ligand Flips Rather Than Dearomatizes.

Li H, Obligacion JV, Chirik PJ, Hall MB.

ACS Catal. 2018 Nov 2;8(11):10606-10618. doi: 10.1021/acscatal.8b03146. Epub 2018 Oct 17.

PMID:
30719402
5.

Proton-Coupled Electron Transfer to a Molybdenum Ethylene Complex Yields a β-Agostic Ethyl: Structure, Dynamics and Mechanism.

Bezdek MJ, Chirik PJ.

J Am Chem Soc. 2018 Oct 24;140(42):13817-13826. doi: 10.1021/jacs.8b08460. Epub 2018 Oct 15.

PMID:
30260644
6.

Iron-Mediated Coupling of Carbon Dioxide and Ethylene: Macrocyclic Metallalactones Enable Access to Various Carboxylates.

Rummelt SM, Zhong H, Korobkov I, Chirik PJ.

J Am Chem Soc. 2018 Sep 19;140(37):11589-11593. doi: 10.1021/jacs.8b07558. Epub 2018 Sep 10.

PMID:
30173506
10.

Cobalt-catalysed alkene hydrogenation: a metallacycle can explain the hydroxyl activating effect and the diastereoselectivity.

Morello GR, Zhong H, Chirik PJ, Hopmann KH.

Chem Sci. 2018 May 4;9(22):4977-4982. doi: 10.1039/c8sc01315b. eCollection 2018 Jun 14.

11.

Cobalt-catalyzed asymmetric hydrogenation of enamides enabled by single-electron reduction.

Friedfeld MR, Zhong H, Ruck RT, Shevlin M, Chirik PJ.

Science. 2018 May 25;360(6391):888-893. doi: 10.1126/science.aar6117.

PMID:
29798879
12.

Ultrafast Photophysics of a Dinitrogen-Bridged Molybdenum Complex.

Rafiq S, Bezdek MJ, Koch M, Chirik PJ, Scholes GD.

J Am Chem Soc. 2018 May 23;140(20):6298-6307. doi: 10.1021/jacs.8b00890. Epub 2018 May 15.

PMID:
29719149
13.

Synthesis and Electronic Structure Diversity of Pyridine(diimine)iron Tetrazene Complexes.

Bowman AC, Tondreau AM, Lobkovsky E, Margulieux GW, Chirik PJ.

Inorg Chem. 2018 Aug 20;57(16):9634-9643. doi: 10.1021/acs.inorgchem.8b00140. Epub 2018 Apr 5.

PMID:
29620870
14.

Mechanistic Studies of Cobalt-Catalyzed C(sp2)-H Borylation of Five-Membered Heteroarenes with Pinacolborane.

Obligacion JV, Chirik PJ.

ACS Catal. 2017 Jul 7;7(7):4366-4371. doi: 10.1021/acscatal.7b01151. Epub 2017 May 17.

15.

Cobalt-Catalyzed Stereoretentive Hydrogen Isotope Exchange of C(sp3)-H Bonds.

Palmer WN, Chirik PJ.

ACS Catal. 2017;7(9):5674-5678. doi: 10.1021/acscatal.7b02051. Epub 2017 Jul 28.

16.

Insights into Activation of Cobalt Pre-Catalysts for C(sp2)-H Functionalization.

Obligacion JV, Zhong H, Chirik PJ.

Isr J Chem. 2017 Nov;57(10-11):1032-1036. doi: 10.1002/ijch.201700072. Epub 2017 Sep 25.

17.

Selective [1,4]-Hydrovinylation of 1,3-Dienes with Unactivated Olefins Enabled by Iron Diimine Catalysts.

Schmidt VA, Kennedy CR, Bezdek MJ, Chirik PJ.

J Am Chem Soc. 2018 Mar 7;140(9):3443-3453. doi: 10.1021/jacs.8b00245. Epub 2018 Feb 21.

18.

Interconversion of Molybdenum Imido and Amido Complexes by Proton-Coupled Electron Transfer.

Bezdek MJ, Chirik PJ.

Angew Chem Int Ed Engl. 2018 Feb 19;57(8):2224-2228. doi: 10.1002/anie.201708406. Epub 2018 Jan 31.

PMID:
29319929
19.

Ammonia Activation, H2 Evolution and Nitride Formation from a Molybdenum Complex with a Chemically and Redox Noninnocent Ligand.

Margulieux GW, Bezdek MJ, Turner ZR, Chirik PJ.

J Am Chem Soc. 2017 May 3;139(17):6110-6113. doi: 10.1021/jacs.7b03070. Epub 2017 Apr 25.

PMID:
28414434
20.

Cobalt-Catalyzed 1,1-Diboration of Terminal Alkynes: Scope, Mechanism, and Synthetic Applications.

Krautwald S, Bezdek MJ, Chirik PJ.

J Am Chem Soc. 2017 Mar 15;139(10):3868-3875. doi: 10.1021/jacs.7b00445. Epub 2017 Mar 1.

21.

Benzyltriboronates: Building Blocks for Diastereoselective Carbon-Carbon Bond Formation.

Palmer WN, Zarate C, Chirik PJ.

J Am Chem Soc. 2017 Feb 22;139(7):2589-2592. doi: 10.1021/jacs.6b12896. Epub 2017 Feb 13.

22.

C(sp2)-H Borylation of Fluorinated Arenes Using an Air-Stable Cobalt Precatalyst: Electronically Enhanced Site Selectivity Enables Synthetic Opportunities.

Obligacion JV, Bezdek MJ, Chirik PJ.

J Am Chem Soc. 2017 Feb 22;139(7):2825-2832. doi: 10.1021/jacs.6b13346. Epub 2017 Feb 10.

23.

Carbon-Carbon Bond Formation in a Weak Ligand Field: Leveraging Open-Shell First-Row Transition-Metal Catalysts.

Chirik PJ.

Angew Chem Int Ed Engl. 2017 May 2;56(19):5170-5181. doi: 10.1002/anie.201611959. Epub 2017 Mar 30. Review.

PMID:
28081286
24.

Insight into Transmetalation Enables Cobalt-Catalyzed Suzuki-Miyaura Cross Coupling.

Neely JM, Bezdek MJ, Chirik PJ.

ACS Cent Sci. 2016 Dec 28;2(12):935-942. doi: 10.1021/acscentsci.6b00283. Epub 2016 Dec 1.

25.

Coordination-induced weakening of ammonia, water, and hydrazine X-H bonds in a molybdenum complex.

Bezdek MJ, Guo S, Chirik PJ.

Science. 2016 Nov 11;354(6313):730-733. Erratum in: Science. 2016 Dec 9;354(6317):.

PMID:
27846601
26.
27.

Cobalt-Catalyzed C(sp(2))-H Borylation: Mechanistic Insights Inspire Catalyst Design.

Obligacion JV, Semproni SP, Pappas I, Chirik PJ.

J Am Chem Soc. 2016 Aug 24;138(33):10645-53. doi: 10.1021/jacs.6b06144. Epub 2016 Aug 15.

PMID:
27476954
28.
29.

Expanding Boundaries: N2 Cleavage and Functionalization beyond Early Transition Metals.

Bezdek MJ, Chirik PJ.

Angew Chem Int Ed Engl. 2016 Jul 4;55(28):7892-6. doi: 10.1002/anie.201603142. Epub 2016 Jun 1.

PMID:
27248360
30.

Terpyridine Molybdenum Dinitrogen Chemistry: Synthesis of Dinitrogen Complexes That Vary by Five Oxidation States.

Bezdek MJ, Guo S, Chirik PJ.

Inorg Chem. 2016 Mar 21;55(6):3117-27. doi: 10.1021/acs.inorgchem.6b00053. Epub 2016 Mar 9.

PMID:
26959702
31.

Nickel-Catalyzed Asymmetric Alkene Hydrogenation of α,β-Unsaturated Esters: High-Throughput Experimentation-Enabled Reaction Discovery, Optimization, and Mechanistic Elucidation.

Shevlin M, Friedfeld MR, Sheng H, Pierson NA, Hoyt JM, Campeau LC, Chirik PJ.

J Am Chem Soc. 2016 Mar 16;138(10):3562-9. doi: 10.1021/jacs.6b00519. Epub 2016 Mar 2.

PMID:
26890979
32.

Cobalt-Catalyzed Enantioselective Hydrogenation of Minimally Functionalized Alkenes: Isotopic Labeling Provides Insight into the Origin of Stereoselectivity and Alkene Insertion Preferences.

Friedfeld MR, Shevlin M, Margulieux GW, Campeau LC, Chirik PJ.

J Am Chem Soc. 2016 Mar 16;138(10):3314-24. doi: 10.1021/jacs.5b10148. Epub 2016 Mar 1.

PMID:
26854359
33.

Iron-catalysed tritiation of pharmaceuticals.

Yu RP, Hesk D, Rivera N, Pelczer I, Chirik PJ.

Nature. 2016 Jan 14;529(7585):195-9. doi: 10.1038/nature16464.

PMID:
26762456
34.

Cobalt-Catalyzed Benzylic Borylation: Enabling Polyborylation and Functionalization of Remote, Unactivated C(sp(3))-H Bonds.

Palmer WN, Obligacion JV, Pappas I, Chirik PJ.

J Am Chem Soc. 2016 Jan 27;138(3):766-9. doi: 10.1021/jacs.5b12249. Epub 2016 Jan 12.

PMID:
26714178
35.

ORGANIC CHEMISTRY. Iron-catalyzed intermolecular [2+2] cycloadditions of unactivated alkenes.

Hoyt JM, Schmidt VA, Tondreau AM, Chirik PJ.

Science. 2015 Aug 28;349(6251):960-3. doi: 10.1126/science.aac7440.

36.

Iron- and Cobalt-Catalyzed Alkene Hydrogenation: Catalysis with Both Redox-Active and Strong Field Ligands.

Chirik PJ.

Acc Chem Res. 2015 Jun 16;48(6):1687-95. doi: 10.1021/acs.accounts.5b00134. Epub 2015 Jun 4.

PMID:
26042837
37.

Cobalt-Catalyzed [2π + 2π] Cycloadditions of Alkenes: Scope, Mechanism, and Elucidation of Electronic Structure of Catalytic Intermediates.

Schmidt VA, Hoyt JM, Margulieux GW, Chirik PJ.

J Am Chem Soc. 2015 Jun 24;137(24):7903-14. doi: 10.1021/jacs.5b04034. Epub 2015 Jun 12.

38.

Alkene isomerization-hydroboration promoted by phosphine-ligated cobalt catalysts.

Scheuermann ML, Johnson EJ, Chirik PJ.

Org Lett. 2015 Jun 5;17(11):2716-9. doi: 10.1021/acs.orglett.5b01135. Epub 2015 May 26.

PMID:
26010715
39.

Cobalt catalyzed z-selective hydroboration of terminal alkynes and elucidation of the origin of selectivity.

Obligacion JV, Neely JM, Yazdani AN, Pappas I, Chirik PJ.

J Am Chem Soc. 2015 May 13;137(18):5855-8. doi: 10.1021/jacs.5b00936. Epub 2015 Apr 29.

PMID:
25884604
40.

Ammonia synthesis by hydrogenolysis of titanium-nitrogen bonds using proton coupled electron transfer.

Pappas I, Chirik PJ.

J Am Chem Soc. 2015 Mar 18;137(10):3498-501. doi: 10.1021/jacs.5b01047. Epub 2015 Mar 4.

PMID:
25719966
41.

Electronic Structure Determination of Pyridine N-Heterocyclic Carbene Iron Dinitrogen Complexes and Neutral Ligand Derivatives.

Darmon JM, Yu RP, Semproni SP, Turner ZR, Stieber SC, DeBeer S, Chirik PJ.

Organometallics. 2014 Oct 13;33(19):5423-5433. Epub 2014 Sep 18.

42.

Synthesis and ligand modification chemistry of a molybdenum dinitrogen complex: redox and chemical activity of a bis(imino)pyridine ligand.

Margulieux GW, Turner ZR, Chirik PJ.

Angew Chem Int Ed Engl. 2014 Dec 15;53(51):14211-5. doi: 10.1002/anie.201408725. Epub 2014 Oct 16.

PMID:
25324154
43.

Carbon dioxide hydrosilylation promoted by cobalt pincer complexes.

Scheuermann ML, Semproni SP, Pappas I, Chirik PJ.

Inorg Chem. 2014 Sep 15;53(18):9463-5. doi: 10.1021/ic501901n. Epub 2014 Aug 29.

PMID:
25171221
44.

Bis(phosphine)cobalt dialkyl complexes for directed catalytic alkene hydrogenation.

Friedfeld MR, Margulieux GW, Schaefer BA, Chirik PJ.

J Am Chem Soc. 2014 Sep 24;136(38):13178-81. doi: 10.1021/ja507902z. Epub 2014 Sep 10.

PMID:
25166760
45.

Bis(imino)pyridine cobalt-catalyzed dehydrogenative silylation of alkenes: scope, mechanism, and origins of selective allylsilane formation.

Atienza CC, Diao T, Weller KJ, Nye SA, Lewis KM, Delis JG, Boyer JL, Roy AK, Chirik PJ.

J Am Chem Soc. 2014 Aug 27;136(34):12108-18. doi: 10.1021/ja5060884. Epub 2014 Aug 12.

PMID:
25068530
46.

N-N bond cleavage of 1,2-diarylhydrazines and N-H bond formation via H-atom transfer in vanadium complexes supported by a redox-active ligand.

Milsmann C, Semproni SP, Chirik PJ.

J Am Chem Soc. 2014 Aug 27;136(34):12099-107. doi: 10.1021/ja5062196. Epub 2014 Aug 12.

PMID:
25066657
47.

Four-coordinate cobalt pincer complexes: electronic structure studies and ligand modification by homolytic and heterolytic pathways.

Semproni SP, Milsmann C, Chirik PJ.

J Am Chem Soc. 2014 Jun 25;136(25):9211-24. doi: 10.1021/ja504334a. Epub 2014 Jun 17.

PMID:
24897302
48.

Alkyne cycloaddition to a titanocene oxide as a route to cyclopentadienyl modification.

Pappas I, Chirik PJ.

Angew Chem Int Ed Engl. 2014 Jun 10;53(24):6241-4. doi: 10.1002/anie.201403584. Epub 2014 May 5.

PMID:
24796547
49.

Photochemically induced reductive elimination as a route to a zirconocene complex with a strongly activated N₂ ligand.

Margulieux GW, Semproni SP, Chirik PJ.

Angew Chem Int Ed Engl. 2014 Aug 25;53(35):9189-92. doi: 10.1002/anie.201402401. Epub 2014 Mar 20.

PMID:
24652660
50.

Cobalt-catalyzed C-H borylation.

Obligacion JV, Semproni SP, Chirik PJ.

J Am Chem Soc. 2014 Mar 19;136(11):4133-6. doi: 10.1021/ja500712z. Epub 2014 Mar 10.

PMID:
24588541

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