David P Goldberg

Summary

Affiliation: Johns Hopkins University
Country: USA

Publications

  1. pmc meso-N-Methylation of a porphyrinoid complex: activating the H-atom transfer capability of an inert ReV(O) corrolazine
    Evan E Joslin
    Department of Chemistry, The Johns Hopkins University, 3400 N Charles Street, Baltimore, MD 21218, USA
    Chem Commun (Camb) . 2017
  2. pmc Rhenium(V)-oxo corrolazines: isolating redox-active ligand reactivity
    Jan Paulo T Zaragoza
    Department of Chemistry, The Johns Hopkins University, 3400 N Charles Street, Baltimore, MD 21218, USA
    Chem Commun (Camb) 52:167-70. 2016
  3. pmc Thioether-ligated iron(II) and iron(III)-hydroperoxo/alkylperoxo complexes with an H-bond donor in the second coordination sphere
    Leland R Widger
    Department of Chemistry, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, USA
    Dalton Trans 43:7522-32. 2014
  4. ncbi request reprint Phosphate triester hydrolysis promoted by an N2S(thiolate)Zn complex: mechanistic implications for the metal-dependent reactivity of peptide deformylase
    David P Goldberg
    Department of Chemistry, Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, USA
    Inorg Chem 44:7559-69. 2005
  5. pmc Influence of the nitrogen donors on nonheme iron models of superoxide reductase: high-spin Fe(III)-OOR complexes
    Frances Namuswe
    Department of Chemistry, Johns Hopkins University, Baltimore, Maryland 21218, USA
    J Am Chem Soc 132:157-67. 2010
  6. pmc Synthesis and ligand non-innocence of thiolate-ligated (N4S) Iron(II) and nickel(II) bis(imino)pyridine complexes
    Leland R Widger
    Department of Chemistry, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, United States
    Inorg Chem 52:10467-80. 2013
  7. pmc Rational tuning of the thiolate donor in model complexes of superoxide reductase: direct evidence for a trans influence in Fe(III)-OOR complexes
    Frances Namuswe
    Department of Chemistry, Johns Hopkins University, Baltimore, Maryland 21218, USA
    J Am Chem Soc 130:14189-200. 2008
  8. ncbi request reprint A low-spin alkylperoxo-iron(III) complex with weak Fe-O and O-O bonds: implications for the mechanism of superoxide reductase
    Divya Krishnamurthy
    Department of Chemistry, Johns Hopkins University, Baltimore, Maryland 21218, USA
    J Am Chem Soc 128:14222-3. 2006
  9. doi request reprint Photoinitiated Reactivity of a Thiolate-Ligated, Spin-Crossover Nonheme {FeNO}(7) Complex with Dioxygen
    Alison C McQuilken
    Department of Chemistry, The Johns Hopkins University, Baltimore, Maryland 21218, United States
    J Am Chem Soc 138:3107-17. 2016
  10. pmc Sulfur oxygenation in biomimetic non-heme iron-thiolate complexes
    Alison C McQuilken
    Department of Chemistry, The Johns Hopkins University, Baltimore, Maryland 21218, USA
    Dalton Trans 41:10883-99. 2012

Research Grants

Collaborators

Detail Information

Publications54

  1. pmc meso-N-Methylation of a porphyrinoid complex: activating the H-atom transfer capability of an inert ReV(O) corrolazine
    Evan E Joslin
    Department of Chemistry, The Johns Hopkins University, 3400 N Charles Street, Baltimore, MD 21218, USA
    Chem Commun (Camb) . 2017
    ..New electron-transfer and hydrogen-atom-transfer reactivity is also seen for this complex, including one-electron reduction, which gives an air-stable 19π-electron aromatic radical complex...
  2. pmc Rhenium(V)-oxo corrolazines: isolating redox-active ligand reactivity
    Jan Paulo T Zaragoza
    Department of Chemistry, The Johns Hopkins University, 3400 N Charles Street, Baltimore, MD 21218, USA
    Chem Commun (Camb) 52:167-70. 2016
    ..This Re(V)(O) porphyrinoid complex shows an exclusively ligand-based reactivity with strong acids and oxidizing agents. The one-electron oxidized π-radical-cation complex is capable of H-atom abstraction. ..
  3. pmc Thioether-ligated iron(II) and iron(III)-hydroperoxo/alkylperoxo complexes with an H-bond donor in the second coordination sphere
    Leland R Widger
    Department of Chemistry, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, USA
    Dalton Trans 43:7522-32. 2014
    ..The influence of a thioether ligand and of one H-bond donor on the stability and spectroscopic properties of these complexes was investigated. ..
  4. ncbi request reprint Phosphate triester hydrolysis promoted by an N2S(thiolate)Zn complex: mechanistic implications for the metal-dependent reactivity of peptide deformylase
    David P Goldberg
    Department of Chemistry, Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, USA
    Inorg Chem 44:7559-69. 2005
    ..Taken together, these data suggest a possible explanation for the low reactivity of the zinc(II) form of peptide deformylase as compared to the iron(II) form...
  5. pmc Influence of the nitrogen donors on nonheme iron models of superoxide reductase: high-spin Fe(III)-OOR complexes
    Frances Namuswe
    Department of Chemistry, Johns Hopkins University, Baltimore, Maryland 21218, USA
    J Am Chem Soc 132:157-67. 2010
    ..The implications of spin state and thiolate ligation are discussed with regard to the functioning of SOR...
  6. pmc Synthesis and ligand non-innocence of thiolate-ligated (N4S) Iron(II) and nickel(II) bis(imino)pyridine complexes
    Leland R Widger
    Department of Chemistry, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, United States
    Inorg Chem 52:10467-80. 2013
    ..The nickel(II) complex 5 does not react with O2, and even when the monoreduced nickel complex is produced, it appears to undergo only outer-sphere oxidation with O2...
  7. pmc Rational tuning of the thiolate donor in model complexes of superoxide reductase: direct evidence for a trans influence in Fe(III)-OOR complexes
    Frances Namuswe
    Department of Chemistry, Johns Hopkins University, Baltimore, Maryland 21218, USA
    J Am Chem Soc 130:14189-200. 2008
    ..These results suggest a role for the cysteine ligand in SOR, and are discussed in light of the recent assessments of the function of the cysteine ligand in this enzyme...
  8. ncbi request reprint A low-spin alkylperoxo-iron(III) complex with weak Fe-O and O-O bonds: implications for the mechanism of superoxide reductase
    Divya Krishnamurthy
    Department of Chemistry, Johns Hopkins University, Baltimore, Maryland 21218, USA
    J Am Chem Soc 128:14222-3. 2006
    ..These data show that 2a and 2b are low-spin FeIII-OOR species with weak Fe-O bonds and suggest that a low-spin intermediate may occur in SOR, as opposed to previous proposals invoking high-spin intermediates...
  9. doi request reprint Photoinitiated Reactivity of a Thiolate-Ligated, Spin-Crossover Nonheme {FeNO}(7) Complex with Dioxygen
    Alison C McQuilken
    Department of Chemistry, The Johns Hopkins University, Baltimore, Maryland 21218, United States
    J Am Chem Soc 138:3107-17. 2016
    ..The presence of the thiolate donor is critical to both pathways, and mechanistic insights into these biologically relevant processes are presented. ..
  10. pmc Sulfur oxygenation in biomimetic non-heme iron-thiolate complexes
    Alison C McQuilken
    Department of Chemistry, The Johns Hopkins University, Baltimore, Maryland 21218, USA
    Dalton Trans 41:10883-99. 2012
    ..The many questions that remain unanswered for both models and enzymes provide strong motivation for future work in this area...
  11. pmc X-ray absorption spectroscopy and reactivity of thiolate-ligated Fe(III)-OOR complexes
    Jay Stasser
    Department of Chemistry, University of Michigan, Ann Arbor, Michigan 48109, USA
    Inorg Chem 49:9178-90. 2010
    ..Reactivity and kinetic studies on 1a- 3a show an important influence of the thiolate donor...
  12. pmc Secondary coordination sphere influence on the reactivity of nonheme iron(II) complexes: an experimental and DFT approach
    Sumit Sahu
    Department of Chemistry, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, USA
    J Am Chem Soc 135:10590-3. 2013
    ..These results provide new insights regarding the impact of secondary coordination sphere effects at nonheme iron centers. ..
  13. pmc Iron(II)-thiolate S-oxygenation by O2: synthetic models of cysteine dioxygenase
    Yunbo Jiang
    Department of Chemistry, Johns Hopkins University, Baltimore, Maryland 21212, USA
    J Am Chem Soc 132:12214-5. 2010
    ..To our knowledge, S-oxygenation mediated by an Fe(II)-SR complex and O(2) is unprecedented...
  14. doi request reprint Valence tautomerism in a high-valent manganese-oxo porphyrinoid complex induced by a Lewis acid
    Pannee Leeladee
    Department of Chemistry, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, USA
    J Am Chem Soc 134:10397-400. 2012
    ..Removal of Zn(2+) quantitatively restores the starting material. Electron-transfer and hydrogen-atom-transfer reactions are strongly influenced by the presence of Zn(2+)...
  15. doi request reprint A high-valent iron-oxo corrolazine activates C-H bonds via hydrogen-atom transfer
    Kevin Cho
    Department of Chemistry, Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, USA
    J Am Chem Soc 134:7392-9. 2012
    ..7. Rebound hydroxylation versus radical dimerization for Xn is favored by lowering the reaction temperature. These findings provide insights into the factors that control the intrinsic reactivity of Compound I heme analogues...
  16. doi request reprint Generation of a high-valent iron imido corrolazine complex and NR group transfer reactivity
    Pannee Leeladee
    Department of Chemistry, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, United States
    Inorg Chem 52:4668-82. 2013
    ....
  17. ncbi request reprint Hydrolysis of 4-nitrophenyl acetate by a (N2S(thiolate))zinc hydroxide complex: a model of the catalytically active intermediate for the zinc form of peptide deformylase
    Robert C diTargiani
    Department of Chemistry, The Johns Hopkins University, 3400 North Charles Street, Baltimore, MD 21218, USA
    Inorg Chem 42:5825-36. 2003
    ..This study puts the basicity and nucleophilicity of a (N(2)S)ZnOH complex in context with those of other L(n)()ZnOH complexes and enzymes...
  18. pmc Direct observation of a nonheme iron(IV)-oxo complex that mediates aromatic C-F hydroxylation
    Sumit Sahu
    Department of Chemistry, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, United States
    J Am Chem Soc 136:13542-5. 2014
    ..This work not only gives rare direct evidence for the participation of an Fe(IV)(O) species in arene hydroxylation but also provides the first example of a high-valent iron-oxo complex that mediates aromatic C-F hydroxylation. ..
  19. ncbi request reprint H2O2 oxidations catalyzed by an iron(III) corrolazine: avoiding high-valent iron-oxido species?
    William D Kerber
    Department of Chemistry, Johns Hopkins University, 3400 North Charles Street, Baltimore, MD 21218, USA
    Angew Chem Int Ed Engl 46:3718-21. 2007
  20. ncbi request reprint New monomeric cobalt(II) and zinc(II) complexes of a mixed N,S(alkylthiolate) ligand: model complexes of (His)(His)(Cys) metalloprotein active sites
    SeChin Chang
    Department of Chemistry, The Johns Hopkins University, Baltimore, Maryland 21218, USA
    Inorg Chem 41:239-48. 2002
    ..In addition, reaction of the bromide complexes 2 and 4 with hydroxide anion leads to the formation of 1:1 hydroxide:M(II) complexes which have been characterized in situ by (1)H NMR and UV-vis spectroscopy, respectively...
  21. pmc Addition of dioxygen to an N4S(thiolate) iron(II) cysteine dioxygenase model gives a structurally characterized sulfinato-iron(II) complex
    Alison C McQuilken
    Department of Chemistry, The Johns Hopkins University, Baltimore, Maryland 21218, USA
    J Am Chem Soc 134:8758-61. 2012
    ..The thiolate donor provided by the new N3PyS ligand has a dramatic influence on the redox potential and O(2) reactivity of this Fe(II) model complex...
  22. ncbi request reprint Synthesis, characterization, and physicochemical properties of manganese(III) and manganese(V)-oxo corrolazines
    David E Lansky
    Department of Chemistry, Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, USA
    Inorg Chem 44:4485-98. 2005
    ..0 V vs saturated calomel reference electrode). Chemical reduction of 1 results in the formation of a Mn(III)Mn(IV)(mu-O) dimer as characterized by electron paramagnetic resonance spectroscopy...
  23. ncbi request reprint Corrolazines: new frontiers in high-valent metalloporphyrinoid stability and reactivity
    David P Goldberg
    The Department of Chemistry, Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, USA
    Acc Chem Res 40:626-34. 2007
    ..The activation of H 2O 2 to give the Mn(V)-oxo complex exhibits some dramatic and unexpected axial ligand effects that call into question the normal role of axial ligands in O-O bond cleavage pathways...
  24. ncbi request reprint An isolable, nonreducible high-valent manganese(V) imido corrolazine complex
    David E Lansky
    Department of Chemistry, Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, USA
    Inorg Chem 45:8477-9. 2006
    ..Electrochemical studies support this lack of reactivity. In contrast, oxidation of 2 is easily accomplished by treatment with [(4-BrC6H4)3N]*+SbCl6, giving a pi-radical-cation complex...
  25. doi request reprint Revisiting and re-engineering the classical zinc finger peptide: consensus peptide-1 (CP-1)
    Angelique N Besold
    Department of Pharmaceutical Sciences, School of Pharmacy, University of Maryland, Baltimore, MD 21201, USA
    Mol Biosyst 12:1183-93. 2016
    ..Both Zn(II)-CP-1(CAHH) and Co(II)-CP-1(CAHH) show good hydrolytic activity toward the test substrate 4-nitrophenyl acetate, exhibiting faster rates than most active synthetic Zn(II) complexes...
  26. doi request reprint A manganese(V)-oxo π-cation radical complex: influence of one-electron oxidation on oxygen-atom transfer
    Katharine A Prokop
    Department of Chemistry, The Johns Hopkins University, Baltimore, Maryland 21218, United States
    J Am Chem Soc 133:15874-7. 2011
    ..These results are relevant to comparisons between Compound I and Compound II in heme enzymes...
  27. ncbi request reprint Aromatic C-F Hydroxylation by Nonheme Iron(IV)-Oxo Complexes: Structural, Spectroscopic, and Mechanistic Investigations
    Sumit Sahu
    Department of Chemistry, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, United States
    J Am Chem Soc 138:12791-12802. 2016
    ..Taken together the data fully support an electrophilic C-F hydroxylation mechanism...
  28. pmc Oxygen-atom transfer reactivity of axially ligated Mn(V)-oxo complexes: evidence for enhanced electrophilic and nucleophilic pathways
    Heather M Neu
    Department of Chemistry, The Johns Hopkins University, Baltimore, Maryland 21218, United States
    J Am Chem Soc 136:13845-52. 2014
    ..40), consistent with a straightforward electrophilic mechanism. This study provides new, fundamental insights regarding the influence of axial donors on high-valent Mn(V)(O) porphyrinoid complexes. ..
  29. pmc O2 activation by bis(imino)pyridine iron(II)-thiolate complexes
    Yosra M Badiei
    Department of Chemistry, Johns Hopkins University, Baltimore, Maryland 21212, United States
    J Am Chem Soc 133:1274-7. 2011
    ..The thiolate ligands in 1 and 2 are essential for O(2) reactivity and exhibit an important influence over the Fe(III)/Fe(II) redox potential...
  30. doi request reprint Catalytic reactivity of a meso-N-substituted corrole and evidence for a high-valent iron-oxo species
    Amanda J McGown
    Department of Chemistry, Johns Hopkins University, 3400 North Charles Street, Baltimore Maryland 21218, USA
    J Am Chem Soc 131:8040-8. 2009
    ..Rapid-mixing stopped-flow UV-vis studies show that the low-temperature complex 2 is generated as a short-lived intermediate at room temperature...
  31. ncbi request reprint Inverse axial-ligand effects in the activation of H(2)O(2) and ROOH by an Mn(III) corrolazine
    David E Lansky
    Department of Chemistry, Johns Hopkins University, 3400 North Charles Street, Baltimore, MD 21218, USA
    Angew Chem Int Ed Engl 45:8214-7. 2006
  32. ncbi request reprint Characterization of the first N2S(alkylthiolate)lead compound: a model for three-coordinate lead in biological systems
    Ryan J Andersen
    Department of Chemistry, Northwestern University, 2145 Sheridan Road, Evanston, Il 60208 3113, USA
    Inorg Chem 45:6574-6. 2006
    ..Crystal data: C12H19N2SPbClO4, Mr = 529.99, monoclinic, P2(1)/n, a = 16.8297(9) A, b = 11.9719(6) A, c = 17.0868(9) A, V = 3237.7(3) A3, and Z = 8...
  33. pmc Dramatic influence of an anionic donor on the oxygen-atom transfer reactivity of a Mn(V) -oxo complex
    Heather M Neu
    Department of Chemistry, The Johns Hopkins University, Baltimore, MD USA
    Chemistry 20:14584-8. 2014
    ..An Eyring analysis gives ΔH(≠) =14 kcal mol(-1) , ΔS(≠) =-10 cal mol(-1)  K(-1) . Computational studies fully support the structures, spin states, and relative reactivity of the 5- and 6-coordinate Mn(V) (O) complexes. ..
  34. pmc Preparation of non-heme {FeNO}7 models of cysteine dioxygenase: sulfur versus nitrogen ligation and photorelease of nitric oxide
    Alison C McQuilken
    Department of Chemistry, The Johns Hopkins University, Baltimore, Maryland 21218, United States
    J Am Chem Soc 135:14024-7. 2013
    ..One key difference occurs upon photoirradiation, which causes the fully reversible release of NO from 3, but not from 4. ..
  35. doi request reprint Generation of an isolable, monomeric manganese(V)-oxo complex from O2 and visible light
    Katharine A Prokop
    Department of Chemistry, The Johns Hopkins University, Baltimore, Maryland 21218, United States
    J Am Chem Soc 134:8014-7. 2012
    ..Mechanistic studies indicate that the photogeneration of 2 does not involve singlet oxygen but rather likely occurs via a free-radical mechanism upon photoactivation of 1...
  36. doi request reprint Epoxidations catalyzed by manganese(V) oxo and imido complexes: role of the oxidant-Mn-oxo (imido) intermediate
    Pannee Leeladee
    Department of Chemistry, Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, USA
    Inorg Chem 49:3083-5. 2010
    ..Direct evidence (ESIMS) is obtained for 1-OIMes...
  37. ncbi request reprint Hydrogen atom abstraction by a high-valent manganese(V)-oxo corrolazine
    David E Lansky
    Department of Chemistry, Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, USA
    Inorg Chem 45:5119-25. 2006
    ....
  38. pmc High-Valent Manganese-Oxo Valence Tautomers and the Influence of Lewis/Brönsted Acids on C-H Bond Cleavage
    Regina A Baglia
    Department of Chemistry, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, United States
    Inorg Chem 55:10800-10809. 2016
    ..The HAT reactivity is compared with the analogous corrole complex MnIV(O-H)(tpfc•+) recently reported (J. Am. Chem. Soc. 2015, 137, 14481-14487)...
  39. pmc The Influence of Peripheral Substituent Modification on P(V), Mn(III), and Mn(V)(O) Corrolazines: X-ray Crystallography, Electrochemical and Spectroscopic Properties, and HAT and OAT Reactivities
    Evan E Joslin
    Department of Chemistry, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, United States
    Inorg Chem 55:8646-60. 2016
    ..This work provides the first insights into the influence of electronic substituent effects on the corrolazine periphery. ..
  40. pmc Singlet versus Triplet Reactivity in an Mn(V)-Oxo Species: Testing Theoretical Predictions Against Experimental Evidence
    Tzuhsiung Yang
    Department of Chemistry, The Johns Hopkins University, Baltimore, Maryland 21218, United States
    J Am Chem Soc 138:12375-86. 2016
    ..The substituent effect is explained with valence bond models, which confirm a change from an electrophilic to a nucleophilic mechanism through a change of substituent. ..
  41. pmc Mn(V)(O) versus Cr(V)(O) Porphyrinoid Complexes: Structural Characterization and Implications for Basicity Controlling H-Atom Abstraction
    Regina A Baglia
    Department of Chemistry, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, United States
    J Am Chem Soc 137:10874-7. 2015
    ....
  42. pmc Geometric preferences in iron(II) and zinc(II) model complexes of peptide deformylase
    Vivek V Karambelkar
    Department of Chemistry, Johns Hopkins University, Baltimore, Maryland 21218, USA
    Inorg Chem 45:1409-11. 2006
    ..A combination of experimental and theoretical studies on (N,S(thiolate))M(II)-formate complexes (M = Fe, Zn) suggests a rationale for the metal ion dependence of peptide deformylase...
  43. pmc Dramatically accelerated selective oxygen-atom transfer by a nonheme iron(IV)-oxo complex: tuning of the first and second coordination spheres
    Leland R Widger
    Department of Chemistry, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, United States
    J Am Chem Soc 136:2699-702. 2014
    ..However, direct S-oxygenation does occur in the reaction of 1 with mCPBA, yielding sulfoxide-ligated [Fe(II)(N3Py(amide)S(O)R)](BF4)2 (4). Catalytic OAT with 1 was also observed. ..
  44. ncbi request reprint Mononuclear, dinuclear, and pentanuclear [[N,S(thiolate)]iron(II)] complexes: nuclearity control, incorporation of hydroxide bridging ligands, and magnetic behavior
    Divya Krishnamurthy
    Department of Chemistry, Johns Hopkins University, 3400 N Charles Street, Baltimore, MD 21218, USA
    Chemistry 11:7328-41. 2005
    ..3(2), J' = -24.7(3), and J'' = -5.36(7) cm(-1)]. DFT calculations provided good support for the interpretation of the magnetic properties...
  45. ncbi request reprint Catalytic sulfoxidation and epoxidation with a Mn(III) triazacorrole: evidence for a "third oxidant" in high-valent porphyrinoid oxidations
    Sheena Hailin Wang
    Department of Chemistry, The Johns Hopkins University, Baltimore, Maryland 21218, USA
    J Am Chem Soc 126:18-9. 2004
    ..A mechanism which relies on a novel type of oxidant involving Lewis acid activation of PhIO by the Mn(V)-oxo complex 2 accounts for these observations and is confirmed by 18O-labeling experiments...
  46. pmc Strong Inhibition of O-Atom Transfer Reactivity for Mn(IV)(O)(π-Radical-Cation)(Lewis Acid) versus Mn(V)(O) Porphyrinoid Complexes
    Jan Paulo T Zaragoza
    Department of Chemistry, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, United States
    J Am Chem Soc 137:6531-40. 2015
    ..This study provides new fundamental insights regarding the relative OAT and HAT reactivity of valence tautomers such as M(V)(O)(porph) versus M(IV)(O)(porph(•+)) (M = Mn or Fe) found in heme enzymes. ..
  47. pmc Light-driven, proton-controlled, catalytic aerobic C-H oxidation mediated by a Mn(III) porphyrinoid complex
    Heather M Neu
    Department of Chemistry, The Johns Hopkins University, Baltimore, Maryland 21218, United States
    J Am Chem Soc 137:4614-7. 2015
    ..Spectroscopic methods revealed that the related Mn(V)(O) complex is also protonated at the same remote site at -60 °C, but undergoes valence tautomerization upon warming. ..
  48. doi request reprint Preparation, size control, surface deposition, and catalytic reactivity of hydrophobic corrolazine nanoparticles in an aqueous environment
    Kevin Cho
    Department of Chemistry, Johns Hopkins University, 3400 N Charles Street, Baltimore, Maryland 21218, USA
    Inorg Chem 49:8465-73. 2010
    ....
  49. ncbi request reprint High-valent transition metal corrolazines
    William D Kerber
    Department of Chemistry, Johns Hopkins University, 3400 North Charles Street, Baltimore, MD 21218, USA
    J Inorg Biochem 100:838-57. 2006
    ..The chemistry of Cu, Co, V, and Mn are highlighted, with a particular emphasis on the reactivity of high-valent manganese-oxo complexes...
  50. ncbi request reprint A stable manganese(V)-oxo corrolazine complex
    Beaven S Mandimutsira
    Department of Chemistry, The Johns Hopkins University, Baltimore, Maryland 21218, USA
    J Am Chem Soc 124:15170-1. 2002
    ..Complex 2 is the first example of an oxomanganese(V)-porphyrinoid complex that can be isolated at room temperature...
  51. pmc A Balancing Act: Stability versus Reactivity of Mn(O) Complexes
    Heather M Neu
    Department of Chemistry, The Johns Hopkins University, Baltimore, Maryland 21218, United States
    Acc Chem Res 48:2754-64. 2015
    ....
  52. pmc Activation of a high-valent manganese-oxo complex by a nonmetallic Lewis acid
    Regina A Baglia
    Department of Chemistry, The Johns Hopkins University, 3400 North Charles Street, Baltimore, Maryland 21218, United States
    Inorg Chem 53:5893-5. 2014
    ..The latter complex, in combination with B(C6F5)3, reacts with ArO-H substrates via formal hydrogen-atom transfer and exhibits dramatically increased reaction rates over the Mn(V)(O) starting material. ..
  53. pmc Activation of Dioxygen by Iron and Manganese Complexes: A Heme and Nonheme Perspective
    Sumit Sahu
    Department of Chemistry, The Johns Hopkins University, Baltimore, Maryland 21218, United States
    J Am Chem Soc 138:11410-28. 2016
    ..Analysis of these examples reveals that solvent, spin state, redox potential, external co-reductants, and ligand architecture can all play important roles in the O2 activation process. ..
  54. ncbi request reprint High-frequency and -field electron paramagnetic resonance of high-spin manganese(III) in tetrapyrrole complexes
    J Krzystek
    Center for Interdisciplinary Magnetic Resonance, National High Magnetic Field Laboratory, Florida State University, Tallahassee 32310, USA
    Spectrochim Acta A Mol Biomol Spectrosc 58:1113-27. 2002
    ..We propose that there is a significant mixing of the triplet (S = 1) excited state with the quintet (S= 2) ground state in Mn(III) complexes with porphyrinic ligands, which is even more pronounced for corroles...

Research Grants1

  1. Synthetic Models of N/S-Ligated Metal Centers in Biology
    David P Goldberg; Fiscal Year: 2010
    ..g. Parkinson's, Alzheimer's, cancer). ..