Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1995-08-04
1997-06-10
McKane, Joseph
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
5142345, 514253, 544 62, 544370, 544139, A61K 3154, C07D41702
Patent
active
056375867
ABSTRACT:
A benzimidazolesulfonamide derivative of the formula (I): ##STR1## wherein R.sup.1 is an alkyl group of 1 to 6 carbon atoms or a haloalkyl group of 1 to 6 carbon atoms; R.sup.2 is a hydrogen atom, an alkyl group of 1 to 6 carbon atoms, a haloalkyl group of 1 to 6 carbon atoms, --OR.sup.4, --O(CH.sub.2).sub.m C.sub.6 H.sub.5, --(CH.sub.2).sub.n C.sub.6 H.sub.5, --NH.sub.2, --NHR.sup.5, --NHC (.dbd.O)R.sup.6, --N(R.sup.7).sub.2, --NHC(.dbd.O) (CH.sub.2).sub.p C.sub.6 H.sub.5, or --NHC(.dbd.O)CH(C.sub.6 H.sub.5).sub.2 ; R.sup.3 is an azole group, --COOH, --COOR.sup.8, or --SO.sub.3 H; A is --O--, --NH--, or --S(O).sub.q --; R.sup.4, R.sup.5, R.sup.6, R.sup.7, and R.sup.8 are independently an alkyl group of to 6 carbon atoms; m, n, and p are independently 0 or an integer of 1 to 6; and q is 0, 1, or 2, or a salt thereof; and a pharmaceutical composition comprising the above compound are disclosed. The compound exhibits a stable and strong antagonism to angiotensin II.
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Dewa Toshikazu
Enari Hiroyuki
Yamazaki Toru
Yanaka Mikiro
Kureha Chemical Industry Co. Ltd.
McKane Joseph
Myers, Jr. Richard S.
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