AMINOBENZENESULFONIC ACID DERIVATIVE

摘要

There is disclosed a thiocarbamoylacetonitrile compound represented by the formula: ( I ) wherein R1 represents hydrogen, a C1 to C6 alkyl, a C3 to C6 cycloalkyl or -(CH2)n-A (where A represents a C6 to C12 aryl, a 5- or 6-membered heterocyclic group or a fused heterocyclic group constituted by 9 or 10 atoms, each of which may be substituted by at least one selected from a C1 to C6 alkyl and a halogen, and n is O or an integer of 1 to 6), R2 represents a Cl to C10 alkyl, and Ar represents an aryl, a 5- or 6-mem-bered heterocyclic group or a fused heterocyclic group, each of which may be substituted by at least one substituent selected from the group consisting of a C1 to C6 alkyl, a C1 to C6 alkoxy, a C2 to C7 alkylcarbonyl, a C7 to C13 arylcarbonyl, a C1 to C6 alkylamino, a C2 to C6 dialkylamino, amino, formylamino, a C2 to C7 alkylcarbonylamino, a halogen, cyano, nitro, hydroxyl, a C1 to C6 alkylthio, a C6 to C12 arylthio, a C1 to C6 alkylsulfinyl, a C6 to C12 arylsulfinyl, a C1 to C6 alkylsulfonyl, a C6 to C12 arylsulfonyl, aminosulfonyl, a C1 to C6 alkylaminosulfonyl, a C2 to C6 dialkylaminosulfonyl, trifluoromethyl and imidazolyl.