3-amidochromanylsulfonyl(thio)ureas, processes for their preparation, their use, and pharmaceutical preparations comprising them

A compound of the formula (I) ##STR76## in which:

• R(1) is hydrogen, alkyl having 1, 2, 3 or 4 carbon atoms, alkoxy having 1, 2, 3 or 4 carbon atoms, alkoxyalkoxy having 1, 2, 3 or 4 carbon atoms independently of one another in each of the two alkoxy units, alkylmercapto having 1, 2, 3 or 4 carbon atoms, fluorine, chlorine, bromine, iodine or trifluoromethyl;
• R(2a), R(2b) and R(2c), which are identical or different, are hydrogen or alkyl having 1 or 2 carbon atoms;
• R(3) is hydrogen or alkyl having 1, 2, 3 or 4 carbon atoms;
• Z is sulfur or oxygen;
• A is phenyl which is unsubstituted or substituted by up to three identical or different substituents selected from the group consisting of halogen, alkyl having 1 or 2 carbon atoms and alkoxy having 1 or 2 carbon atoms,
• or
• A is the radical of a saturated or unsaturated lactam of the formula ##STR77## in which B is alkenylene or alkylene having 3, 4, 5 or 6 carbon atoms, which radical is unsubstituted or substituted by up to three identical or different alkyl groups having 1, 2, 3 or 4 carbon atoms,
• or
• A is the radical of a bicyclic system selected from the group consisting of the formulae:
• ##STR78## in any of its stereoisomeric forms, or a mixture thereof in any ratio;
• or any of its physiologically acceptable salts.