Imperial College London

Professor Tom Welton

Faculty of Natural SciencesDepartment of Chemistry

Professor of Sustainable Chemistry



+44 (0)20 7594 5763t.welton Website




601AMolecular Sciences Research HubWhite City Campus





  • Green and Sustainable Chemistry
  • Solvents
  • Ionic Liquids
  • Catalysis
  • Clean Synthesis
  • Physical Organic Chemistry
  • Kinetics


Invited Lectures and Presentations


Plenary, Keynote and Invited Lectures

2019 Congress on Ionic Liquids 8, RSC Molten Salts and Ionic Liquids Discussion Group summer meeting, XXXIX National Congress of the Organic Chemistry Division of the Italian Chemical Society, Federation of African Chemical Societies conference

2018 ACS Spring Meeting, Australian Symposium on Ionic Liquids 8, MSDG summer meeting, EUCHEMSIL 2018, 2018 Sustainable Industrial Processing Summit, SACI 2018. 

2017 ILSEPT-3, Solvay workshop on ‘Ionic Liquids: from fundamentals to applications’, Royal Society International Scientific Seminar on Cellulose, CLAFQO-14, ISGC-2017,   RACI National Centenary Conference 2017.

2016 Australian Symposium on Ionic Liquids 7, ECS PRiME, 6th Asia-Oceania Conference on Sustainable and Green Chemistry

2015 Congress on Ionic Liquids 6, Iberoamerican Meeting on Ionic Liquids 2015.

2014 8th RSC-CRSI joint Symposium, Mumbai, 3rd International Conference on Fundamental & Applied Sciences 2014 (Malaysia), CSIRO Advanced Materials Conference, EUCHEM2014 Molten Salts and Ionic Liquids Conference, 4th Asia Pacific Conference on Ionic Liquids, 7th Green Solvents Conference.

2013 MRS Spring meeting, Galician Symposium on Ionic Liquids, Congress on Ionic Liquids 5, Tailor-Made Fuels for Biomass, FuBio Conference 2013, Europolymer Conference 2013, International Conference of Ionic Liquids in Langkawi (Malaysia).

2012 ACS Spring meeting (x2), Ionic Liquids and Coulomb Fluids at Interfaces, 2nd National Symposium in Organic Synthesis (Malaysia), ECS PRiME.

2011 Conference on Ionic Liquids 4, DFG Paul Walden Lecture tour, 9th Green Chemistry Conference.

2010 EUCHEM conference on Molten Salts, National meeting of the Korean Chemical Society, Catalonian Reference Network on Theoretical and Computational Chemistry 4th Theoretical and Computational Chemistry Summer School, Leuven Summer School on Ionic Liquids, 2nd Asia Pacific Conference on Ionic Liquids and Green Processes, PACN Green Chemistry Conference in Ethiopia.

2009 PACN Green Chemistry Workshop in Cairo, MSDG @ 42nd IUPAC Conference, PACN Conference on Water Nairobi, DECHEMA BATIL II, CEST Round Table, Crossing Borders - The Conservation, Science and Material Culture of East Asian Lacquer.

2008, ECS 16th Symposium on Molten Salts.

2007, DECHEMA BATIL Conference, Conference on Ionic Liquids 2, Joint Symposium of the Japanese Chemical Society and the Royal Society of Chemistry on Green Chemistry.

2005, Lilly Foundation, Pacifichem (x2), Danish Chemical Society, Molten Salts 7, Merck workshop on ionic liquids

2004, ACS Fall National Meeting (x3); RSC Applied Catalysis Group, DECHEMA Conference on Green Solvents, RSC Molten Salt Discussion Group, Norwegian Chemical Society.

2003, ACS Fall National Meeting (x2), International symposium on ionic liquids in honour of Marcelle Gaune-Escard, Meeting for recent appointees in polymer science, The Society of Chemical Industries.

2002, ACS Spring National Meeting, ECS Symposium on Molten Salts, ACS Fall National Meeting, EUCHEM Conference on Molten Salts.

2001, NATO-ASI on Molten Salts

2000, RSC Molten Salt Discussion Group, NATO Advanced Research Workshop on Green Industrial Applications of Ionic Liquids.

1999 RSC Molten Salt Discussion Group, ECS 12th International Symposium on Molten Salts.

1998 RSC Molten Salt Discussion Group, EUCHEM Conference on Molten Salts


    Hunt, Patricia, Chemistry, Imperial College, Theoretical Chemistry

    Dr Richard Murphy, Biomass in ionic liquids

    Leak, David, Life Sciences, Imperial College London, Biocatlysis in ionic liquids

    Williams, Charlotte, Chemistry, Imperial College London, Polymerization reactions

    Lickiss, Paul, Chemistry, Imperial College London, Sioxanes as green solvents

    Research Staff

    Dr Pugh,D

    Research Student Supervision

    Brandt,A, Processing biomass in ionic liquids

    Dolan,A, Synthesis in mixtures of ionic liquids

    Dr Alick R Sethi,CP, Reactivity and Structure in Ionic Liquids

    Dr Fiona J Stoddart,CP, Functionalisation and Surface Metallation of Polyamidoamine Dendrimers

    Dr Fiona McLachlan,CP, Suzuki Reactions in Ionic Liquids

    Dr Frank M Breitling,CP, Boron-Bridged Constrained Geometry Complexes and Related Compounds

    Dr Giovanni D'Andola,CP, Synthesis of Novel Organocyloborate ond Organoborate Based Ionic Liquids

    Dr Juan M Perez Arlandis,CP, The Solvent Properties of ionic Liquids and their Effects on Amination Reactions

    Dr Karsten J Harlow,CP, Imidazolidene and Alkylidene Complexes of the Platinum Group Metals

    Dr Lorna Crowhurst,CP, Acidity in Ionic Liquids

    Dr Narmatha Srinivasan,CP, Preparative Chemistry in Room-Temperature Ionic Liquids

    Dr Paul J Smith,CP, Palladium Catalysed Susuki Cross-Coupling Reactions in Ambient Temperature Ionic Liquids

    Dr Philip R Mawdsley,CP, Catalytic Hydrogenations in Ionic Liquids

    Dr Veronica Llopis Mestre,CP, Diels-Alder Reactions in Ionic Liquids

    Dr Victoria A Farmer,CP, Oxidation catalysis in Ambient Temperature Ionic Liquids

    Fraser,G, Synthesis in mixtures of ionic liquids

    Hassan,N, Transition metal complexes in ionic liquids

    Iti,O, Extractions with Ionic Liquids

    Lui,M, Ion-pairing in ionic liquids

    McSharry,C, Conserving the Mazarin Chest

    Niedermeyer,H, Mixing ionic liquids

    Rani,MA, Siloxane functionalised ionic liquids

    Ranieri,G, Reaction Kinetics in Ionic Liquids

    To,T, Nucleopliic HCl

    Wells,T, Biomass Derived Polymers