Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1996-12-20
1998-12-15
Davis, Zinna Northington
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
546332, 546336, C07D21302, A61K 3144
Patent
active
058497706
ABSTRACT:
Tri-substituted phenyl derivatives and pharmaceutical compositions containing them. In a preferred embodiment, the compounds have the general formula (2): ##STR1## wherein L is preferably --OR; R.sup.a is preferably an optionally substituted alkyl group; R is preferably an optionally substituted cycloalkyl group; R.sup.3 is preferably hydrogen; hydrogen, R.sup.4 is preferably --(CH.sub.2).sub.t Ar, --(CH.sub.2).sub.t --Ar--(L.sup.1).sub.n --Ar' or --(CH.sub.2).sub.t ArN(R.sup.b)CX.sup.1 N(R.sup.b)L.sup.2 (Alk).sub.m Ar; R.sup.5 is preferably --(CH.sub.2).sub.t Ar, --(CH.sub.2).sub.t --Ar--(L.sup.1).sub.n --Ar' or --(CH.sub.2).sub.t ArN(R.sup.b)CX.sup.1 N(R.sup.b)L.sup.2 (Alk).sub.m Ar; R.sup.6 and R.sup.7 are preferably hydrogen, L.sup.1 and L.sup.2 are preferably divalent linking groups; Ar is preferably a monocyclic or bicyclic aryl or heteroaryl group; and Ar' is preferably Ar or an Ar containing group. Compounds of the invention are potent and selective phosphodiesterase type IV inhibitors and are useful in the prophylaxis and treatment of various diseases, such as asthma, which are associated with an unwanted inflammatory response or muscular spasm.
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Head John Clifford
Reuberson James Thomas
Celltech Therapeutics Ltd.
Davis Zinna Northington
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