| abstract |
Sulfonamide derivatives of the formula (I) <CHEM> wherein R<1> is, inter alia, alkyl, alkoxy, hydroxy, keto, nitro, halogen, trihalomethyl, cyano, amidino and -COOR<7> (in which R<7> is hydrogen or alkyl), n is an integer from 0 to 5; <CHEM> is a carbocyclic ring or heterocyclic ring; <CHEM> in which R<2> and R<3> each is hydrogen, alkyl, alkoxy, halogen, trihalomethyl or phenyl, or R<2> and R<3>, taken together, represent alkylidene, or <CHEM> in which R<2> and R<3>, taken together with the carbon atom to which they are attached represent cycloalkyl; R<4> is alkyl or alkoxy or two of R<4>, attached to the benzene nucleus at ortho positions relative to each other, taken together, represent alkylene; m is an integer from 0 to 4; and <CHEM> is optionally substituted amino or a nitrogen-containing ring, are described as new pharmaceutical compounds having inhibitory activity or elastase. |