Photochemistry Team
@PhotochemistryT
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photochemistry team : organic syntheses, publications and positions. Account of Dr. Norbert Hoffmann https://t.co/HLwrIFdvtM
Strasbourg, France
Joined February 2019
Our review on #photocycloadditions of #aromatic_compounds is now published Photocycloadditions of benzene derivatives and their systematic application to #organic_synthesis A. Desvals, N. Hoffmann https://t.co/GzFejOnIcY
#Photochemistry #spin_multiplicity #molecular_complexity
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Featured #OnTheCover of issue 34! "Lithium zincate-enabled divergent one-pot dual C–C bond formation in thiophenes" by @WerleLab, @AlexVasseurL2CM & colleagues Read the #OpenAccess Communication here 👉 https://t.co/ee7yrxdRIZ
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A detailed summary on non-covalent interaction for C-H functionalization using Pd catalysis is now out in @angew_chem. Go give it a read. Kudos to @ATom_Seb & @SUMANMA65031477. Special thanks to Prof. Rafal @rafkow2d. https://t.co/sp7PO1NGv4
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Inverse conjugate additions of acrylic amides and esters with F/Cl/O/N-nucleophiles and CF3+ reagents | Science Advances
science.org
An umpolung and reversely regioselective strategy enables inverse conjugate additions of α,β-unsaturated compounds.
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This work on methyl sulfones (with tons of new data) is out in @NatureComms! https://t.co/3WGrbABrKA
nature.com
Nature Communications - Methyl sulfone is a standard polar substituent used in chemistry and can be found in different agro chemicals or drugs but due to lack of convenient and efficient chemical...
Aromatic methyl sulfones are popular (>30 drugs). Heteroaromatic ones are not (lack of approaches). Not anymore! A new reagent towards methyl sulfones in one step! Today in @ChemRxiv
https://t.co/vxyKuMrNJA
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Visible Light-Mediated Decarboxylative Giese Addition Utilizing Thioxanthone or Thioxanthone-TfOH Complex as the Photocatalyst (Christoforos G. Kokotos @KokotosCG and co-workers @BatsikaChara, @naya_stini at @uoaofficial) #openaccess 🔓
chemistry-europe.onlinelibrary.wiley.com
Photochemistry: A cheap, metal-free, photochemical protocol for the 1,4-decarboxylative addition between carboxylic acids and electron-deficient olefins, under irradiation at 427 nm, utilizing the...
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Red light excitation: illuminating photocatalysis in a new spectrum - Lucas Fortier et al.
beilstein-journals.org
Beilstein-Institut
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Félicitations à Nicolas Del Giudice, lauréat du #prix I-PhD, du Concours d'#innovation de l'Etat, #France2030 : Lauréat de la thématique Matériaux, Mécanique et procédés industriels avec le projet #Lumensium porté avec Laurent Douce, qui fait partie des 177 projets lauréats.
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Abstract submissions for oral and poster presentation for the #ICP2025 are now open! Fantastic venue to discuss latest developments and discoveries in photochemistry!
Abstract submissions for oral and poster presentations at #ICP2025 are now open! Submit via our website https://t.co/xxJradASQS by April 30, 2025. Find the program & details online. We look forward to your contributions! 🧪🔦
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Recent work on biomass derived monmers M. Le Dot, M. A. Gomez Fernandez, A. Langovist, B. Carrière, P. Gerard, F. Dumur, N. Hoffmann, J. Lalevée ...Toward New Alternatives to Petroleum-Based Structures Eur. Polym. J. 2024 215, 113259. https://t.co/PZSJDE7I2N
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Halogen Atom Transfer-Induced Homolysis of C–F Bonds by the Excited-State Boryl Radical | Journal of the American Chemical Society
pubs.acs.org
A novel reactivity toward C–F bond functionalization has been developed, which could be designated as fluorine atom transfer (FAT). A photoexcited state of an N-heterocyclic carbene-ligated boryl...
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Enantioselective [2 + 2] Photocycloreversion Enables De Novo Deracemization Synthesis of Cyclobutanes | Journal of the American Chemical Society
pubs.acs.org
While photochemical deracemization significantly enhances atom economy by eliminating the necessity for additional oxidants or reductants, the laborious presynthesis of substrates from feedstock...
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In our report @ScienceMagazine ( https://t.co/z48Ap2SfH5), we @aprahamian used a U-tube as a filtration system & showed how a photoswitchable hydrazone-based anion receptor can be applied in the active pumping of KCl against a gradient (video is a simplistic rendering of process)
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Important Review on photocatalysis with metals Visible Light-Induced Transition Metal Catalysis | Chemical Reviews
pubs.acs.org
In recent years, visible light-induced transition metal catalysis has emerged as a new paradigm in organic photocatalysis, which has led to the discovery of unprecedented transformations as well as...
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It is with profound sadness that IOCB Prague announces the sudden passing of Prof. Josef Michl, a globally esteemed Czech chemist, on Monday, 13 May, at the age of 85. Prof. Michl led research groups at @IOCBPrague and @CUBoulder. "He was one of the few true geniuses I have had
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Continuous Flow Synthesis of Benzotriazin-4(3H)-ones via Visible Light Mediated Nitrogen-Centered Norrish Reaction | Organic Letters https://t.co/HuHTgaZ4pO
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Important research work on radical and ionic intermediates Crucial Roles of Leaving Group and Open-Shell Cation in Photoreaction of (Coumarin-4-yl)methyl Derivatives Hai Dang Nguyen and Manabu Abe Journal of the American Chemical Society https://t.co/rcTs6Ltvga
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Happy to share our latest work on photexcited nitroarenes just published in @NatureChemistry. Check out how we turn them into complex azepanes in just two steps.
nature.com
Nature Chemistry - While saturated N-heterocycles are widespread motifs in drug discovery, the seven-membered ring azepane is highly underrepresented. Now nitroarenes have been validated as...
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With the @SivaguruLab @NatureChemistry , we discussed how to run UV-light reactions is now not as bad as we may think. What's your opinion???!!! 🫴 https://t.co/kUKC4C4wXT
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Critical considerations of mechanism discussions of photocatalytic reactions. Bad habits obscuring thermodynamic reality of photocatalytic reactions:
chemistryworld.com
Dubious assumptions and contentious nomenclature muddying the literature
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