0000000001320549

AUTHOR

Sebastian Preiß

showing 5 related works from this author

Gold(II) Porphyrins in Photoinduced Electron Transfer Reactions

2019

Chemistry - a European journal 25(23), 5940 - 5949 (2019). doi:10.1002/chem.201900050

010405 organic chemistryArylOrganic ChemistryPhotoredox catalysisGeneral Chemistry010402 general chemistryPhotochemistry54001 natural sciencesRedoxPorphyrinCatalysisPhotoinduced electron transfer0104 chemical scienceslaw.inventionchemistry.chemical_compoundElectron transferchemistrylawddc:540AzideElectron paramagnetic resonance
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Gold(iii) tetraarylporphyrin amino acid derivatives: ligand or metal centred redox chemistry?

2015

EPR spectroscopy and DFT calculations show that the site of reduction of porphyrinato gold(iii) complexes depends on the counterions X, the meso substituents R and the solvent.

chemistry.chemical_classificationValence (chemistry)010405 organic chemistryGeneral Chemistry010402 general chemistryPhotochemistry01 natural sciencesPorphyrin0104 chemical scienceschemistry.chemical_compoundElectron transferChemistrychemistryValence isomerHexafluorophosphateDensity functional theoryElectron configurationCounterionChemical science
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Structure and reactivity of a mononuclear gold(II) complex.

2017

Mononuclear gold(II) complexes are very rare labile species. Transient gold(II) species have been suggested in homogeneous catalysis and in medical applications, but their geometric and electronic structures have remained essentially unexplored: even fundamental data, such as the ionic radius of gold(II), are unknown. Now, an unprecedentedly stable neutral gold(II) complex of a porphyrin derivative has been isolated, and its structural and spectroscopic features determined. The gold atom adopts a 2+2 coordination mode in between those of gold(III) (four-coordinate square planar) and gold(I) (two-coordinate linear), owing to a second-order Jahn–Teller distortion enabled by the relativistical…

chemistry.chemical_classificationIonic radius010405 organic chemistryGeneral Chemical EngineeringHomogeneous catalysisGeneral Chemistry010402 general chemistry01 natural sciencesPorphyrin0104 chemical sciencesDivalentNitrosobenzenechemistry.chemical_compoundCrystallographyHomologous serieschemistryReactivity (chemistry)Derivative (chemistry)Nature chemistry
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Facile access to foldable redox-active flavin-peptide conjugates

2021

A convenient approach for the synthesis of foldable redox-active flavin peptide conjugates was established. A model β-hairpin oligopeptide motif was utilized to demonstrate that azidolysine side-chains are readily functionalised with an alkyne-bearing flavine derivative. The folding equilibrium of the peptide backbone as well as the redox behaviour of the flavin moieties remains intact after the conjugation.

chemistry.chemical_classificationOligopeptideChemistryOrganic ChemistryPeptideFlavin groupBiochemistryRedoxCombinatorial chemistryFolding (chemistry)chemistry.chemical_compoundRedox activeheterocyclic compoundsPhysical and Theoretical ChemistryPeptidesDerivative (chemistry)Conjugate
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CCDC 1520924: Experimental Crystal Structure Determination

2017

Related Article: Sebastian Preiß, Christoph Förster, Sven Otto, Matthias Bauer, Patrick Müller, Dariush Hinderberger, Haleh Hashemi Haeri, Luca Carrella, Katja Heinze|2017|Nature Chemistry|9|1249|doi:10.1038/nchem.2836

Space GroupCrystallography(5101520-tetraphenylporphyrinato)-gold(ii)Crystal SystemCrystal StructureCell ParametersExperimental 3D Coordinates
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