Fluorenone carboxylic acids for the prevention of the symptoms o

Details Fluorenone carboxylic acids for the prevention of the symptoms o Fluorenone carboxylic acids for the prevention of the symptoms o

1972-09-07

1976-05-25

Drezin, Norman A.

Drug, bio-affecting and body treating compositions

Antigen, epitope, or other immunospecific immunoeffector

Recombinant or stably-transformed bacterium encoding one or...

260465D, 260515R, 260515P, 424317, A61K 31275

Patent

active

039594823

ABSTRACT:
Certain fluorenone and anthraquinone 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 substitutent in the 5,6-7- or 8- position of the fluorenone compounds, also being selected from cyano, halogen, nitro, alkyl, alkoxy and acyl, are useful for the relief or prophylaxis of allergic conditions.

REFERENCES:
patent: 3639624 (1972-02-01), Shen et al.
patent: 3642997 (1972-02-01), Shen et al.
patent: 3706768 (1972-12-01), Bays

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