Tiazolilcarboxanilidas disubstituted and their use as microbicides.

Tiazolilcarboxanilidas of formula (I) (see formula) wherein R1 and R2 independently of one another, halogen, cyano, nitro, alkyl having 1 to 6 carbon atoms, alkenyl having 2 to 6 carbon atoms, alkoxy with 1 to 4 carbon atoms, alkylthio having 1 to 4 carbon atoms, alkylsulphonyl having 1 to 4 carbon atoms, cycloalkyl having 3 to 6 carbon atoms, or represent halogenoalkyl having 1 to 4 carbon atoms, halogenoalkoxy having 1 to 4 atoms carbon, halogenoalkylthio having 1 to 4 carbon atoms or halogenoalkylsulphonyl having 1 to 4 carbon atoms, respectively, 1 to 5 halogen atoms, R1 and R2 together also when they are mutually ortho alkenylene substituted, if desired, by halogen or by alkyl having 1 to 6 carbon atoms.