Gayan Wijeratne
@LabWijeratne
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Assistant Professor - The University of Alabama | Biological Inorganic Chemistry | Diversity in Science 💪 | 1st Gen | Dad, Chorister, Mentor | Views are my own
Tuscaloosa, AL
Joined May 2018
A sweet gift from my research group as I receive tenure and promotion this Fall. You guys are the best!! I am so very thankful for all the blessings along the way!! Here’s to more awesome science! #tenured #research #careergoals ☺️ 🥂 🙏
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resh from the oven: Catalytic Aldehyde Decarbonylase Activity by a Thiolate-Bound Iron Porphyrin: Observation of a Peroxyhemiacetal Intermediate during Catalysis | Journal of the American Chemical Society https://t.co/jwLhVwBc4I
pubs.acs.org
Aldehyde decarbonylation is a key chemical step in nature that is involved in the biosynthesis of hormones and long-chain hydrocarbons where O2 is the oxidant. A cytochrome P450 enzyme, aromatase,...
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Interested in joining the group? Great track record? A PhD studentship is available – on the integration of sulfonium salt photocatalysis 💡♻️ with biocatalysis – starting Sept 2025, fully-funded by IPcat - UoM + industry. Drop David a line for more information!🎓🧪🧑🔬
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I'm pleased to share our latest publication with our talented collaborator @Angela_Lomb in @ChemicalScience
pubs.rsc.org
Cobalt-mimochrome VI*a (CoMC6*a), a synthetic mini-enzyme with a cobalt porphyrin active site, is developed as a biomolecular catalyst for electrocatalytic CO2 reduction in water. The catalytic...
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Cool work!!
Ammonia oxidation without metal coordination: pyridine acts as a H-bond acceptor to activate NH₃ towards proton-coupled electron transfer (PCET) with ferrocene as a redox mediator.
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It's official—SMU has received R1 status! @SMU @smuresearch @SMU_Chemistry @SMUDedman
https://t.co/LySrg9nmX9
smu.edu
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Lewis Base-Enhanced C–H Bond Functionalization Mediated by a Diiron Imido Complex | Inorganic Chemistry https://t.co/UDGLR4fnBi Gwinn, Thornton, and co-workers @InorgChem #iron #Fe2 #MLMB #CH #LewisBase #alkoxide #bimetallic
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'How do I thianthrenate X?' – In our new article in @J_A_C_S, @DilgamAhmadli presents simple guidelines for selecting reaction conditions and with our collaborators from @syngenta developed a robust diversification platform for further functionalizations! https://t.co/nBUsHGB6uU
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FeCl2-Mediated Rearrangement of Aminoperoxides into Functionalized THFs: Dynamic Non-innocence of O-Ligands at Fe Center Coordinates a Radical Cascade | JACS @FloridaState @FSUResearch @IAlabugin @Totalsynthesis AminoPeroxide Rearrangement Fe Mediated
pubs.acs.org
The selective reaction of cyclic aminoperoxides with FeCl2 proceeds through a sequence of O–O and C–C bond cleavages, followed by intramolecular cyclization, yielding functionalized tetrahydrofurans...
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Ligand effects!!
Checkout our most recent work from Que Lab about how second sphere cycloalkyl groups can affect nonheme Fe(IV)=O complexes’ reactivity. Huge thanks to Larry, Marcel, @NabhenduP , Jin, Victor, @MossbauerLab for their contributions. @J_A_C_S @UMNChemistry
https://t.co/26dRVMVunR
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Cool paper!!
In our latest work @J_A_C_S, we have developed the closest structural mimic of the OEC of PS-II. Huge thanks to Tim for the incredible collaboration and to the students @Guptasikha30, @Pragya14237284, and @baghendra_singh for their outstanding execution! https://t.co/ixy2D2QIwd
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Wijeratne Group Christmas Party '24!! What a great way to end the year celebrating with these folks! Happy Holidays everyone!! 🥂🎄😍
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We are thrilled to welcome to the group our two new postdoctoral associates, Ayushi and Anirban, and three graduate students, Steven, Nick, and Madhushi!! Can't wait to see all the cool chemistries you guys will bring to the table! Welcome onboard!!😊
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Excited about our recent cover in @ChemEurJ!
#OnTheCover Secondary Sphere Lewis Acid Activated Heme Superoxo Adducts Mimic Crucial Non-Covalent Interactions in IDO/TDO Heme Dioxygenases (Chem. Eur. J. 68/2024) (Gayan B. Wijeratne and co-workers @LabWijeratne) https://t.co/uTvpY4HVIs • https://t.co/6KqqPCQAiy
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Julia, PhD student 👩🔬in the group, had a very productive week! Two advanced EPR spectroscopy 🧲papers published on both copper LPMOs 🦠and small molecule catalysts🧪. 1H, 2H, 14N, 15N, and 17O are all there!⚛️ LPMOs (ChemSci):
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What a great opportunity! ❤️
University of Rochester Chemistry announces its 2025 International Student Summer Research (iScholar) Program: https://t.co/ArRvI7FROZ Outstanding international undergraduate (or M.S.) students planning to pursue a PhD in Chemistry in the future are encouraged to apply.
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Reduction of Nitrite in an Iron(II)-Nitrito Compound by Thiols and Selenol Produces Dinitrosyl Iron Complexes via an {FeNO}7 Intermediate | Inorganic Chemistry
pubs.acs.org
Reaction of an Fe(II) complex, [Fe(6-COO–-tpa)]1+ (1), with PhE– and NO2– produced [Fe(6-COO–-tpa)(EPh)] (E = S, 2a; Se, 3) and [Fe(6-COO–-tpa)(κ2-O,O′-NO2)] (4), respectively (6-COOH-tpa is bis(2-...
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Two back to back papers of @ParkhiSharma6 on aqueous chemistry of high valent iron ( https://t.co/tI2TwGrOWk) and an elegant equilibrium between Co(III)(μ-peroxo)Co(IV) and Its Electromer Co(III)(μ-superoxo)Co(III) ( https://t.co/Yzkj5PRvkV) are online now.
pubs.rsc.org
Various metalloenzymes employ O2 for oxidative reactions, which is crucial in catalysis and biological processes involving high-valent metal–oxygen species. This study introduces novel high-valent...
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