Process for producing ellagic acid

Details Process for producing ellagic acid Process for producing ellagic acid

1992-03-25

1993-07-27

Richter, Johann

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D31178

Patent

active

052311937

ABSTRACT:
A process for producing ellagic acid comprising reacting a tannin having gallic acid residues attached as constituents with an oxidizing agent at pH 7 or higher.

REFERENCES:
Jurd, L. J. Am. Chem. Soc. 78,3445 (1956).
Okuda et al. Chem. Abstracts, 86; No. 20, (1977).
Otto et al. Chem. Abstracts, 67, No. 23; 108923a; 108924b; 108925c; 108926d, (1967).
The Polyphenolic Constituents of the Pellicle of the Walnut, L. Jurd, vol. 78, p. 3445 (Feb. 1956).
The Polyphenolic Constituents of the Pellicle of the Walnut, L. Jurd, vol. 79, p. 6043 (1957).
Lebigs Ann. Chem., W. Mayer, et al., p. 929 (1984).
The Transformation of Gallates into Ellagate, D. E. Hathway, vol. 67, p. 445 (1957).
Gallic Acid Oxidation by Turnip Peroxidase, M. Y. Kamel, N. A. Saleh, and M. Ghazy, vol. 16, pp. 521-524 (1977).
Journal of Scientific and Industrial Research, vol. 41, pp. 705-718 (1982).

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