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Publication of BE560868ApublicationCriticalpatent/BE560868A/xx
C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
C07C51/367—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of functional groups containing oxygen only in singly bound form