The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 08, 1986
Filed:
Apr. 17, 1985
Applicant:
Inventor:
Tadamitsu Kiyoura, Kamakura, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
562527 ; 562577 ;
Abstract
A process for the preparation of 2-keto-L-gulonic acid by the oxidation of L-sorbose with an oxygen-containing gas in water used as the solvent, wherein the reaction is carried out in the presence of a specific catalyst, preferably with the pH of the reaction fluid kept within the range of 6 to 10. The catalyst contains platinum and/or palladium, as well as lead or bismuth. 2-Keto-L-gulonic acid is a compound which is useful as a precursor of vitamin C.
Kiyoura, Tadamitsu. (1986). Process for the preparation of 2-keto-l-gulonic acid (U.S. Patent No. 4599446). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4599446
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile