Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acids and salts thereof
Patent
1991-01-22
1992-12-15
Prescott, Arthur C.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acids and salts thereof
C07C 5900, C07C 5100
Patent
active
051718847
ABSTRACT:
Preparation process for glyoxylic acid in which glyoxal is subjected to a heterogeneous catalytic oxidation in an aqueous medium by oxygen in the presence of catalytic quantities of platinum.
REFERENCES:
patent: 2353159 (1944-07-01), Hull
patent: 2472168 (1949-06-01), Mehltretter et al.
de Mesantourne Regine
Gallezot Pierre
Gardner V.
Prescott Arthur C.
Societe Francaise Hoechst
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