Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1981-02-09
1982-08-03
Milestone, Norma S.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C07D30762
Patent
active
043426956
ABSTRACT:
5-Keto-L-ascorbic acid-5,5-dimethyl ketal, alkali metal and alkaline earth metal salts thereof; process for the preparation thereof; its use as an antioxidant and intermediate for production of 5-keto-L-ascorbic acid and L-ascorbic acid. 5-keto-L-ascorbic acid and its 5,5-dimethyl ketal exhibit antiscorbutic activity.
REFERENCES:
patent: 2590067 (1952-03-01), Pecherer
Finkle et al., Biochim. Biophys. Acta 38, 332-339 (1960).
Frost Albert E.
Knuth Charles J.
Milestone Norma S.
Pfizer Inc.
Richardson Peter C.
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