Acridone-dicarboxylic acids

Details Acridone-dicarboxylic acids Acridone-dicarboxylic acids

1973-03-06

1976-04-13

Gallagher, Richard J.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260335, 424257, 424283, C07D21900

Patent

active

039503429

ABSTRACT:
Certain acridone and xanthone compounds, each of which is 2-substituted by a carboxyl group or a salt, ester or optionally substituted amide thereof and each of which is optionally substituted in the 5-, 6-, 7- or 8-position, by a second carboxyl group, salt, ester or optionally substituted amide thereof, the substituent in the 5-, 6-, 7- or 8-position of the acridone compounds, also being selected from cyano, halogen, nitro, alkyl, alkoxy and acyl, are useful for the relief or prophylaxis of allergic conditions.

REFERENCES:
patent: 3642997 (1972-02-01), Tsung-Ying Shen et al.
patent: 3706768 (1972-12-01), Bays
patent: 3835139 (1974-09-01), Pfister

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