Patent ID: 6160171
Filing Date: 2000-12-12
Classification: C07C

Abstract:
A process for producing trifluoro-iodobenzoic acid represented by the formula (III'): ##STR8## wherein Y.sup.1 represents a fluorine atom or an iodine atom; and Z.sup.1 represents an iodine atom when Y.sup.1 is a fluorine atom, or a fluorine atom when Y.sup.1 is an iodine atom,which comprises allowing an amino-trifluorobenzoic acid represented by the formula (V): ##STR9## wherein Y.sup.2 represents an amino group or a fluorine atom; Z.sup.2 represents a fluorine atom when Y.sup.2 is an amino group, or an amino group when Y.sup.2 is a fluorine atom,to react with hydriodic acid in the presence of an alkali metal nitrite and a cuprous halide represented by the formula (VI):CuX (VI)wherein X represents a halogen atom,in a solvent.