Centre National De La Recherche Scientifique

Université Paris Diderot-Paris 7

Universite Paris Cité

Centre National De La Recherche Scientifique-Cnrs

Université Paris Diderot

Marc Robert

Jean-Michel Saveant

Cyrille Costentin

Samuel Drouet

Julien Bonin

Guillaume Passard

Arnaud Tatin

Etienne Boutin

Kristian Torbensen

Dorian Joulie

Waldemar Braun

Iban Azcarate

The present invention describes an electrochemical system () to electrochemically reduce carbon monoxide (CO) into liquid methanol and gaseous H, comprising an electrochemical cell with an anodic compartment with an anode () with a current collector (A), at least a catalyst to electrochemically oxidize HO, and a cathodic compartment with a cathodic electrolyte solution comprising the solvent (), and a cathodic supporting electrolyte, the solvent () being water at basic pH of between 10.5 and 13.5, the reagent CO; a cathode () which comprises, on a current collector (A) which is electrochemically inert, at least a cobalt molecular catalyst (B) to electrochemically reduce CO into liquid methanol and the gas H, a power supply () providing the energy necessary to trigger the electrochemical reactions involving the reagent.

Electrochemical system for the selective reduction of carbon monoxide into methanol

The present invention relates to photochemical compositions comprising:

Photochemical composition and use thereof for producing CHfrom COand/or CO

The present invention relates to porphyrins of formula (I): wherein Rto R, Rto R, X, X' Y and Y&#x2032; are as described in claim. The invention also relates to complexes of said porphyrins with transition metals, in particular iron, preferably as Fe(III) or Fe(0) complex, and salts thereof, use thereof as catalysts for the selective electrochemical reduction of COinto CO, electrochemical cells comprising said complexes, and a method for selectively reducing electrochemically COinto CO using said complexes. 

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The present invention relates to catalysts for the production of CO gas through electrochemical COreduction. In particular, the present invention relates to an electrochemical cell comprising an iron porphyrin as the catalyst for the COreduction into CO, a method of performing electrochemical reduction of COusing said electrochemical cell thereby producing CO gas, and a method of performing electrochemical reduction of COusing said iron porphyrin catalyst thereby producing CO gas.

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Paris, France

Marc Robert