Substituted and unsubstituted benzooxathiazoles and compounds derived therefrom

A compound of the formula I

• 21
• in which
• X is CH2, O, N;
• Y is CH2, O, N;
• R1, R2, R3 are each independently of one another
• H, F, Cl, Br, I, NH2, OH, NO2, COOH;
• COO(C1-C6)alkyl, CONH2, CONH(C1-C16)alkyl, CONH(C1-C16)alkenyl, CONH(C1-C6)alkyl-phenyl, where phenyl may be mono- to trisubstituted by O-(C1-C10)alkyl or O—(C1-C10)alkyl-phenyl, CONH(C1-C6)alkyl-benzimidazole, where the benzimidazole ring may be mono- to trisubstituted by S-phenyl, wherein the S-phenyl may be mono- to trisubstituted by F, Cl, Br, I, OH, CF3, NO2, CN, OCF3, O—(C1-C10)alkyl, NH2, NH(C1-C6)alkyl, COOH, COO(C1-C6)alkyl, CONH2;
• O—(C1-C6)alkyl;
• (C1-C6)alkyl, (C2-C6)alkenyl, (C2-C6)alkynyl, (C1-C6)alkyl-COOH, (C1-C6)alkyl-aryl, where aryl may be phenyl, naphthyl, biphenyl, thienyl or pyridyl and the aryl moiety may in each case be mono- to trisubstituted by F, Cl, Br, I, OH, CF3, NO2, CN, OCF3, O—(C1-C10)alkyl, NH2, NH(C1-C6)alkyl, COOH, COO(C1-C6)alkyl, CONH2;
• Phenyl, biphenyl, 1- or 2-naphthyl, 2-,3- or 4-pyridyl, 2- or 3-furanyl or 2- or 3-thienyl, where the phenyl, biphenyl, naphthyl, pyridyl, furanyl or thienyl rings may in each case be mono- to trisubstituted by F, Cl, Br, I, OH, CF3, NO2, CN, OCF3, O—(C1-C10)alkyl, NH2, NH(C1-C6)alkyl, COOH, COO(C1-C6)alkyl, CONH2;
• (C3-C18)cycloalkyl, where in the alkyl radicals one or more hydrogens may be replaced by fluorine or one hydrogen may be replaced by OH, (C1-C6)alkyl-phenyl or O—(C1-C6)alkyl-phenyl,
• NCO, NSO3—(C1-C10)alkyl;
• or in each case two of the radicals R1 and R2 or R2 and R3 or R1 and R3 together form a fused aryl radical, where aryl may be phenyl, naphthyl, biphenyl, thienyl or pyridyl and the aryl moiety may in each case be mono- to trisubstituted by F, Cl, Br, I, OH, CF3, NO2, CN, OCF3, O—(C1-C10)alkyl, NH2, NH(C1-C6)alkyl, COOH, COO(C1-C6)alkyl, CONH2;
• or its physiologically acceptable salts or prodrugs.