Patent ID: 7205083

Claim:
A recording material comprising: on a support, a recording layer including a diazo compound, a coupler compound that can react with the diazo compound to form a color, and a metal salt, wherein the coupler compound is represented by the general formula (1): wherein R 1 , R 2 , R 3 , and R 4 each independently represent a hydrogen atom, an alkyl group, an aryl group, an alkoxy group, or an amino group; R 5 , R 6 , R 7 , R 8 , and R 9 each independently represent one selected from the group consisting of a hydrogen atom, a halogen atom, an alkyl group, an aryl group, an alkoxy group, an alkoxycarbonyl group, and an acyl group; any of R 1 to R 9 may have a substituent; and X represents an oxygen atom or a sulfur atom.