Antiallergic cyclic sulphur compounds

Details Antiallergic cyclic sulphur compounds Antiallergic cyclic sulphur compounds

1975-06-12

1978-07-25

Schenkman, Leonard

Drug, bio-affecting and body treating compositions

Antigen, epitope, or other immunospecific immunoeffector

Parasitic organism or component thereof or substance...

260308D, 260328, 424275, A61K 3141

Patent

active

041030150

ABSTRACT:
Certain tricyclic thioxanthone-10,10-dioxide compounds each of which is substituted in the 1-,2-,3- or 4-position by a carboxyl or (5-tetrazolyl) group and each of which is optionally substituted in the 5-,6-,7- or 8-position by a second carboxyl or (5-tetrazolyl) group or a substituent selected from cyano, halogen, nitro, alkyl, alkoxy, acyl, amino, acylamino, thioalkyl, alkylsulphinyl and alkylsulphonyl, as well as salts, and optionally substituted esters and amides of the carboxyl substituted compounds and alkyl derivatives of the tetrazolyl substituted compounds, are useful for the relief or prophylaxis of allergic conditions.

REFERENCES:
patent: 3597420 (1971-08-01), Archer
patent: 3642997 (1972-02-01), Shen et al.
patent: 3706768 (1972-12-01), Bays
patent: 3755319 (1973-08-01), Bays
patent: 3839339 (1974-10-01), Ellis et al.
patent: 3864493 (1975-02-01), Cairns et al.
patent: 3879411 (1975-04-01), Cairns et al.
patent: 3879544 (1975-04-01), Reisner et al.
patent: 3883653 (1975-05-01), Barth
patent: 3885038 (1975-05-01), Pfister et al.
patent: 3887574 (1975-06-01), Ellis et al.
patent: 3904647 (1975-09-01), Pfister et al.
patent: 3939276 (1976-02-01), Hodson et al.
Physicians Desk Reference (PDR), (1974), pp. 760-761.

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