Nitrogen-containing tetracyclic compounds having anti-allergic a

Details Nitrogen-containing tetracyclic compounds having anti-allergic a Nitrogen-containing tetracyclic compounds having anti-allergic a

1994-08-16

1995-04-18

Shah, Mukund J.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

540555, 540579, A61K 3155, C07D48714

Patent

active

054079330

ABSTRACT:
Compounds of formula (I): ##STR1## [wherein: A-- B is .dbd.C.dbd.CH--or a nitrogen atom; R.sup.1 is hydrogen, alkyl, aryl or aralkyl; and Z is alkylene] and pharmaceutically acceptable salts thereof are useful in the treatment and prevention of allergies and asthma.

REFERENCES:
patent: 4025513 (1977-05-01), Olivie
patent: 4062848 (1977-12-01), van der Burg
patent: 4217452 (1980-08-01), Olivie
patent: 4316900 (1982-02-01), Wasley
patent: 4908365 (1990-03-01), Buzas et al.
patent: 4929618 (1990-05-01), Koda et al.
patent: 4983614 (1991-01-01), Buzas et al.

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