Visible light-assisted reduction of CO<sub>2</sub> into formaldehyde by heteroleptic ruthenium metal complex–TiO<sub>2</sub> hybrids in an aqueous medium
Alok Kumar, Rajakumar Ananthakrishnan
Abstract
Reduction of CO<sub>2</sub> was achieved by Ru(<sc>ii</sc>) complex-TiO<sub>2</sub> hybrid under visible light in an aqueous neutral medium. The major product formaldehyde was obtained with trace of CO and CH<sub>4</sub>. Further, <italic>in situ</italic> formed CH<sub>2</sub>O was reacted with an amine to arrive useful products.
Topics & Concepts
RutheniumFormaldehydeAqueous solutionAqueous mediumMetalChemistryVisible spectrumPhotochemistryAmine gas treatingInorganic chemistryMaterials scienceCatalysisPhysical chemistryOrganic chemistryOptoelectronicsCO2 Reduction Techniques and CatalystsAdvanced Photocatalysis TechniquesCarbon dioxide utilization in catalysis