Patent classifications
C25B3/07
METHOD FOR SYNTHESIZING BETA-CYANO KETONE COMPOUND
Disclosed is a method for synthesizing a β-cyano ketone compound, including steps of (1) adding a α-keto acid and sodium hydroxide to a separator-free electrolytic cell, adding acetonitrile thereto, and dissolving the α-keto acid and sodium hydroxide in acetonitrile by stirring to be uniform, to obtain a dissolution solution; (2) adding an alkene or a derivative thereof, cyanobenziodoxolone, and an electrolyte to the dissolution solution, to obtain a mixed solution; (3) subjecting the mixed solution to an electrochemical reaction by electrifying a cathode of a platinum sheet, and an anode of a graphite electrode to obtain a reacted solution; and (4) after the electrochemical reaction, collecting the reacted solution, adding water thereto and stirring to obtain a mixture, subjecting the mixture to an extraction to obtain an organic phase, drying the organic phase and purifying, to obtain the β-cyano ketone compound.
METHOD FOR SYNTHESIZING BETA-CYANO KETONE COMPOUND
Disclosed is a method for synthesizing a β-cyano ketone compound, including steps of (1) adding a α-keto acid and sodium hydroxide to a separator-free electrolytic cell, adding acetonitrile thereto, and dissolving the α-keto acid and sodium hydroxide in acetonitrile by stirring to be uniform, to obtain a dissolution solution; (2) adding an alkene or a derivative thereof, cyanobenziodoxolone, and an electrolyte to the dissolution solution, to obtain a mixed solution; (3) subjecting the mixed solution to an electrochemical reaction by electrifying a cathode of a platinum sheet, and an anode of a graphite electrode to obtain a reacted solution; and (4) after the electrochemical reaction, collecting the reacted solution, adding water thereto and stirring to obtain a mixture, subjecting the mixture to an extraction to obtain an organic phase, drying the organic phase and purifying, to obtain the β-cyano ketone compound.
ELECTROCHEMICAL CELL, METHOD FOR PRODUCING CARBONYL COMPOUND, AND SYNTHESIS SYSTEM
The electrochemical cell is an electrochemical cell which electrochemically synthesizes at least one carbonyl compound selected from the group consisting of organic carbonates and organic oxalates from carbon monoxide, and has an electrolyte solution containing a redox species and a catalyst, and an electrode.
ELECTROCHEMICAL CELL, METHOD FOR PRODUCING CARBONYL COMPOUND, AND SYNTHESIS SYSTEM
The electrochemical cell is an electrochemical cell which electrochemically synthesizes at least one carbonyl compound selected from the group consisting of organic carbonates and organic oxalates from carbon monoxide, and has an electrolyte solution containing a redox species and a catalyst, and an electrode.
ROBUST PALLADIUM HYDRIDE CATALYST FOR ELECTROCATALYTIC FORMATE FORMATION WITH HIGH CO TOLERANCE
A supported catalyst for reducing CO.sub.2 is provided. The supported catalyst includes a plurality of support particles; and a plurality of catalyst particles disposed over each support particle. Characteristically, the catalyst particles has formula PdH.sub.x/C wherein x is 0.3 to 0.7. Methods for making the support particles and using the support particles to reduce carbon dioxide are also provided.
ROBUST PALLADIUM HYDRIDE CATALYST FOR ELECTROCATALYTIC FORMATE FORMATION WITH HIGH CO TOLERANCE
A supported catalyst for reducing CO.sub.2 is provided. The supported catalyst includes a plurality of support particles; and a plurality of catalyst particles disposed over each support particle. Characteristically, the catalyst particles has formula PdH.sub.x/C wherein x is 0.3 to 0.7. Methods for making the support particles and using the support particles to reduce carbon dioxide are also provided.
METHOD FOR PRODUCING 2,5-FURANDICARBOXYLIC ACID (FDCA) BY ELECTROCATALYTIC OXIDATION OF 5-HYDROXYMETHYLFURFURAL (HMF) AND SIMULTANEOUSLY GENERATING HYDROGEN BY WATER ELECTROLYSIS
A method for producing 2,5-furandicarboxylic acid (FDCA) by electrocatalytic oxidation of 5-hydroxymethylfurfural (HMF) is provided, where the catalytic oxidation is conducted using an electrolytic cell; the electrolytic cell is a three-electrode electrolytic cell or a two-electrode electrolytic cell; an anode used is a monolithic electrode; the monolithic electrode includes a carrier and a catalytically active substance loaded on the carrier; and the catalytically active substance includes cobaltosic oxide particle-encapsulated nitrogen-doped carbon nanowires. The method has high activity and high selectivity, and the anodic catalyst is highly tolerant to HMF.
METHOD FOR PRODUCING 2,5-FURANDICARBOXYLIC ACID (FDCA) BY ELECTROCATALYTIC OXIDATION OF 5-HYDROXYMETHYLFURFURAL (HMF) AND SIMULTANEOUSLY GENERATING HYDROGEN BY WATER ELECTROLYSIS
A method for producing 2,5-furandicarboxylic acid (FDCA) by electrocatalytic oxidation of 5-hydroxymethylfurfural (HMF) is provided, where the catalytic oxidation is conducted using an electrolytic cell; the electrolytic cell is a three-electrode electrolytic cell or a two-electrode electrolytic cell; an anode used is a monolithic electrode; the monolithic electrode includes a carrier and a catalytically active substance loaded on the carrier; and the catalytically active substance includes cobaltosic oxide particle-encapsulated nitrogen-doped carbon nanowires. The method has high activity and high selectivity, and the anodic catalyst is highly tolerant to HMF.
ALTERNATING CURRENT ELECTROLYSIS FOR USE IN ORGANIC SYNTHESIS
The current disclosure provides alternating current based systems and methods to develop chemical compounds, such as drug molecules using electrochemistry in organic synthesis.
ALTERNATING CURRENT ELECTROLYSIS FOR USE IN ORGANIC SYNTHESIS
The current disclosure provides alternating current based systems and methods to develop chemical compounds, such as drug molecules using electrochemistry in organic synthesis.