Cyclic sulphur compounds

Details Cyclic sulphur compounds Cyclic sulphur compounds

Filed on

1973-09-05

Date issued

1977-05-24

Examiner

Waddell, Frederick E.

Patent Class

Drug, bio-affecting and body treating compositions

SubClass

Antigen, epitope, or other immunospecific immunoeffector

SubSubClass

Parasitic organism or component thereof or substance...

Other Related Categories

260308D, 260327R, 260328, 424 45, 424 46, 424275, 424276, 424277, C07D25704, A61K 3141

Type

Patent

Status

active

Patent number

040256359

Description

ABSTRACT:
Certain tricyclic sulphone 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: 3706768 (1972-12-01), Bays

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