• PL1 • From molecular switches to motors > B. Ben FERINGA (Groningen)

• IL1 • LMCT Catalysis for selective functionalizations of strong bonds > Z. Zhiwei ZUO (Shanghai)

• PL2 • Merging Electrochemical Activation, Mechanistic Insight, and Machine Learning for Next-Generation Synthesis > L. Laurence GRIMAUD (Paris)

• PL3 • Synthesis through CC Bond Scission > O. Ohyun KWON (Los Angeles)

15:00 • OC01 • One reaction, six nanohoops: Unravelling the origins of unexpected structural diversity > C. Cassandre QUINTON (Rennes) 15:13 • OC02 • Skeletal Editing of Azetines > R. Rahma GHAZALI (Pfungstadt) 15:26 • OC03 • Silylium based asymmetric synthesis of endoperoxides directed by chiral counteranions > B. Bastien CHAMPCIAUX (Orsay) 15:39 • OC04 • N-Tosylhydrazones as Key Precursors for Visible-Light-Promoted C–N and C–C Bonds Formation > D. Diana LAMAA (Paris) 15:52 • OC05 • Activation of small molecules thanks to non-metallic radical complexes > C. Corentin BEDOUET (Marseille) 16:05 • OC06 • Development of O-H and N-H insertions on O-protected α-diazo-β-hydroxy esters > T. Thomas DEFUENTES (Le Mans Cedex 9) 16:18 • OC07 • Catalytic approach for amide coupling for the synthesis of peptide-oligonucleotide conjugates > P. Pauline ADLER (Montpellier) 16:31 • OC08 • Photocatalytic Construction of the Key Central Bond of the Tetrameric Alkaloid Alasmontamine A > B. Biraveena SINNIAH KANDIAH (Orsay) 16:44 • OC09 • New phase transfer agents for fluorine-18 radiolabeling. > Z. Zélie FAUDEMER (Orsay Cedex) 16:57 • OC10 • Catalytic radical cascades driven by triple H-atom transfer > N. Nicolas KERN (Strasbourg)

15:00 • OC11 • Synergistic Nickel/LMCT catalysis: A powerful strategy for cross-coupling of feedstock chemicals > G. Gaël TRAN (Villeurbanne) 15:13 • OC12 • Divergent Reactivity of Nitrostyrene Derivatives With Supramolecular Helical Catalysts > D. Diana DEAIBESS (Paris) 15:26 • OC13 • Synthesis of Diamines via Selective Catalytic C-H Amination > T. Théo BISSONNIER (Gif Sur Yvette) 15:39 • OC14 • Asymmetric [3,3]-Sigmatropic Rearrangements of Sulfoniums and Applications > Y. Yaqing HUANG (Gif Sur Yvette) 15:52 • OC15 • Catalytic Alkoxysilylation of C–H Bonds Using Novel Alkoxysilyldiazenes > L. Lamine SAADI (Paris) 16:05 • OC16 • Rare Ketose Synthesis from Glycolaldehyde by C2 Elongation of Aldoses Catalyzed by Transketolase Variants > C. Camille GADONA (Aubiere) 16:18 • OC17 • Exploring the applications of pyridazino-1,3a,6a-triazapentalenes (PyTAP) as photocatalysts > N. Navod Angelo AMARATUNGA (Orléans) 16:31 • OC18 • Well-defined iridium complexes containing chiral cyclic (alkyl)(amino)carbenes for asymmetric hydrogenation > F. Fanny MORVAN (Rennes) 16:44 • OC19 • Harnessing extrusion forces for the thermo-mechanochemical synthesis of amides through Machine Learning. > M. Matthieu LAVAYSSIERE (Montpellier) 16:57 • OC20 • From lignin degradation products to indanone building blocks > A. Arturo LEDEZMA FIERRO ()

15:00 • OC21 • Metal-Free Upcycling of Polyethylene into Reactive Platforms Through Direct and Selective Nitrosation and Carbonylation > L. Lucile CLUZEAU (Pessac) 15:13 • OC22 • Extending Bioorthogonal Chemistry to Natural Oxylipins: A Tri-Functional Probe for 4-F4t-Neuroprostane > A. Anna ABRAMOVA (Montpellier) 15:26 • OC23 • ¹¹C labelling of mRNA for PET imaging of new vaccines and therapies > C. Clara TESTARD (Orsay) 15:39 • OC24 • Dynamic Cyclic Peptides for the Inhibition of Protein-Protein Interactions > L. Lou ROCARD (Paris) 15:52 • OC25 • Synthesis and optimization of novel peptidomimetics derivatives inhibiting the efflux pumps of Pseudomonas aeruginosa > M. Mélanie SEBASTIEN (Paris) 16:05 • OC26 • Targeting SARS-CoV-2 Main protease: Synthesis of epoxyazepinoindole derivatives as potential inhibitors > C. Chloé BRETON-PATIENT (Paris) 16:18 • OC27 • Synthesis of acyclonucleosides fluoroalkenyl mimics > M. Méline ANTOINE (Caen) 16:31 • OC28 • Amphiphilic photocontrolled DNA delivery systems > M. Maria J. PUERTO MADORRAN () 16:44 • OC29 • Towards the enzymatic labelling of oligonucleotides with triantennary N-acetyl galactosamine > P. Pierre Nicolas BIZAT (Paris) 16:57 • OC30 • Photopharmacological tools with π-extended coumarins based on TAM kinase inhibitor UNC2025 > S. Sébastien BILLOTTE (Orsay)

• PL4 • Site-selective synthesis for biomimesis > M. Matthieu SOLLOGOUB (Paris)

• IL2 • From experimentation to insights: Leveraging hardware and software automation in pharma development  > N. Nessa CARSON (Macclesfield)

• IL3 • Development of Photochemical Transformations by Halogen Atom Transfer (XAT) for Organic Synthesis > L. Lilian GENILLER (Montpellier)

• IL4 • Rebirth of 1,2-Diazepines: Improved protocol and reactivity > C. Clément GHIAZZA (Versailles)

• PL5 • De Novo Pseudo-Natural Peptides and Products > H. Hiroaki SUGA (Tokyo)

• PL6 • Laboratory Metal-Catalyzed Organic Chemistry in a Protein…within a Cell…and within Artificial Biosynthesis > J. John HARTWIG (Berkeley)

15:15 • OC31 • Synthesis of 1,3-bis-trifluoromethylated-(hetero)cyclohexane-2-carboxylates > M. Morgane MANDO (Strasbourg) 15:28 • OC32 • Cycloadditions of 5‑Vinyloxazolidine-2,4-diones: A Straightforward access to the (Thio)hydantoin Scaffold > M. Marc BUSICCHIA (Palaiseau) 15:41 • OC33 • Light-Driven Synthesis of Diversely Substituted Indoles > I. Illia RUZHYLO (Saint Étienne Du Rouvray) 15:54 • OC34 • Catalytic synthesis of highly functionalized chiral polycyclic compounds bearing quaternary stereocenters > R. Rémi PEREIRA (Reims) 16:07 • OC35 • ML-guided Electrochemical Isocyanides-based Csp2-H carbamoylation of arenes > V. Virgile ROUFFETEAU (Paris) 16:20 • OC36 • Organocatalyzed Enantioselective Synthesis of N and S- Containing Chiral Heterocyclic Compounds > P. Pandidurai SOLAI (Marseille) 16:33 • OC37 • Spirocyclisation and Subsequent Dyotropic rearrangement: A Sequential Route to the Synthesis of Exotines Scafold > A. Arthur BAUDEMENT (Gif-Sur-Yvette) 16:46 • OC38 • Electrochemical Synthesis of Allenyl Silanes and Allenyl Boronic Esters > T. Tingting FENG (Mont Saint Aignan) 16:59 • OC39 • Controlling Multiple Stereogenicity in Diaryl Ethers > A. Abdelati NAGHIM (Marseille) 17:12 • OC40 • Kinetic Resolution of Heterocyclic Lactams by a Photocatalytic Cobalt-Catalyzed Dehydrogenation > C. Chao ZHOU (München)

15:15 • OC41 • An Electrochemical Study of Catalytically Relevant Gold Complexes > R. Romain MELOT (Nice) 15:28 • OC42 • Towards New Organic Posolytes Based on Imidazolium Cores > F. François GENEVOIS (Toulouse) 15:41 • OC43 • Development of Pyrroloquinolone-Based Push-Pull Fluorescent Dyes > C. Chaimae JBILOU (Nantes) 15:54 • OC44 • σ C–O bond cleavage and protodecarboxylation of formates > F. Félix MANDELAIRE (Gif-Sur-Yvette Cedex) 16:07 • OC45 • Silicon-Assisted Sustainable Gold(I)-Catalysis > L. Lukmonjon MUTALLIEV (Paris) 16:20 • OC46 • Heterogeneous Photocatalysis in Flow for Applications in Organic Synthesis > B. Basile WEYL (Paris) 16:33 • OC47 • B2pin2-mediated Ligand Deprotonation Enables Selective Iridium-catalyzed C-H Borylations Revealed by Click Ligands > V. Vanessa DELAHAYE (Rennes) 16:46 • OC48 • Toward fluorine-free weakly coordinating borate anions for lithium-ion batteries, ionic liquids and catalysis > R. Romain LOSA (Namur) 16:59 • OC49 • Dication disulfuranes as photoactivatable sources of radical organocatalysts > K. Kunlong SONG (Villeurbanne) 17:12 • OC50 • Low-coordinate Iron(II)-Complex for Catalytic Alkene Isomerization via Two-state Reactivity > A. Abdul Halim OBEID (Orsay)

15:15 • OC51 • Total Synthesis and Analysis of Phenolic Phytoprostanes > J. Jordan LEHOUX (Montpellier) 15:28 • OC52 • Not going back: Unidirectional movement by intramolecular one-way ratcheting of functionalized cyclodextrin > D. Dania DAOU (Paris) 15:41 • OC53 • Functionalization of the BODIPYs allowing integration into MOFs by different pathways. > L. Louise BURELLER (Clermont Ferrand) 15:54 • OC54 • Total synthesis of latrunculin B photoswitches and their application in actin chemical biology > A. Antoine GAMET (Palaiseau) 16:07 • OC55 • Intramolecular Mechanics with Motors: Coupling Rotation to Selective Helicene Inversion > Y. Yohan GISBERT (Rennes) 16:20 • OC56 • Tuning of photophysical and chiroptical properties by encapsulation inside a hydrogen-bonded cavity > I. Iris SANCHEZ (Paris) 16:33 • OC57 • Bioinspired Total Syntheses of Indole Alkaloids: Spirocyclic Assembly of Pseudo-Dimeric Oligomers > E. Elisa COLL (Orsay) 16:46 • OC58 • Synthesis and optoelectronic properties of original pyrano-carbazole based chiral structures > O. Oscar CHARPENTIER (Rennes) 16:59 • OC59 • Harnessing Conformational Dynamics to Tune π-Magnetism in Flexible Macrocycle > M. Mainak DAS (Paris) 17:12 • OC60 • Electron Deficient Hemicryptophanes: From Anion-π Interactions to Functional Receptors > Y. Yoann COTELLE (Marseille)

• PL7 • Unveiling Routes to Fluorinated Molecules > T. Tatiana BESSET (Mont Saint Aignan)

• PL8 • Thiophene S,S-dioxides as Tools for Asymmetric Synthesis > E. Edward ANDERSON (Oxford)

• IL5 • Data Science Strategies in Organocatalysis > A. Anat MILO (Beer Sheva)

• PL9 • Photochemical approaches for the synthesis of highly functionalized cyclopropanols > S. Sophie ROUSSEAUX (Toronto)

• IL6 • Interstellar molecules and their stereochemistry: Implications for prebiotic organic chemistry > C. Cornelia MEINERT (Nice)

• PL10 • Enantioselective Catalysis in the Excited State > T. Thorsten BACH (Garching)