Disubstituted xanthone carboxylic acid compounds

Details Disubstituted xanthone carboxylic acid compounds Disubstituted xanthone carboxylic acid compounds

1975-03-13

1976-06-22

Milestone, Norma S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260211R, 260268TR, 26029358, C07D31186

Patent

active

039651150

ABSTRACT:
Compositions containing and methods employing, as the essential ingredient, novel disubstituted xanthone carboxylic acid compounds which are useful in the treatment of allergic conditions. Methods for preparing these compounds and compositions and intermediates therein are also disclosed. 5-Methyl-sulfinyl-7-isopropoxyxanthone-2-carboxylic acid and 5,7-di(methylsulfinyl)xanthone-2-carboxylic acid are illustrated as representative compounds.

REFERENCES:
patent: 3642997 (1972-02-01), Shen et al.
patent: 3706768 (1972-12-01), Bays

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