| abstract |
3-Amidinobenzenesulfonamide derivatives represented by general formula (I), which have an excellent effect of inhibiting activated blood coagulation factor X activity and thus are useful as activated blood coagulation factor X inhibitor, or pharmacologically acceptable salts thereof, medicinal compositions containing the same and intermediates in the production thereof: wherein R1 represents hydrogen or hydroxy; Y represents a single bond or oxygen; and R2 represents lower alkyl or a group represented by general formula (a): [wherein n is 1 or 2; and T represents hydrogen, lower acyl, halogenated lower acyl or -C(=NH)-W (wherein W represents a lower alkyl)]. |