Tetracyclic compounds having anti-allergic and anti-asthmatic ac

Details Tetracyclic compounds having anti-allergic and anti-asthmatic ac Tetracyclic compounds having anti-allergic and anti-asthmatic ac

1994-06-28

1995-10-24

Patton, Philip I.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

540578, C07D47114, A61K 3155

Patent

active

054610516

ABSTRACT:
Compounds of formula (I): ##STR1## in which: Q is nitrogen or .dbd.CH--; R.sup.1 and R.sup.2 are hydrogen, alkyl, alkoxy, hydroxy, trifluoromethyl or halogen; and R.sup.3 is a substituted alkyl groups, or a pharmaceutically acceptable salt thereof have valuable anti-allergic and anti-asthmatic activities. The compounds are prepared by reacting a corresponding compound where R.sup.3 is replaced by a hydrogen atom with a compound to introduce the group R.sup.3.

REFERENCES:
patent: 4025513 (1977-05-01), Olivie
patent: 4062848 (1977-12-01), van der Burg
patent: 4217452 (1980-08-01), Olivie
patent: 4271073 (1981-06-01), Bender et al.

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