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GB1473117A
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C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
C07C45/40—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with ozone; by ozonolysis
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Chemical & Material Sciences
(AREA)
Organic Chemistry
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Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Glyoxal is obtained by the reaction of ozone on acetylene, the reacting gases being diluted with an indifferent gas, such as air, hydrogen, or carbon dioxide; water vapour or spray may be introduced into the reacting mixture, and the glyoxal recovered as an aqueous solution.
GB1473117A1917-10-111917-10-11A process for the preparation of glyoxal
ExpiredGB140478A
(en)