| abstract |
A heat-sensitive recording material comprising a substrate and a heat-sensitive recording layer thereon, the heat-sensitive recording layer containing a diazonium salt, coupler compound, heat-fusible basic compound and at least one of the compounds represented by the formula [I] below ##STR1## wherein X is --O-- or --CONH--, R 1 and R 2 are each hydrogen, halogen, alkyl having 1 to 8 carbon atoms, cycloalkyl, aryl, aralkyl or alkoxyl and n is an integer of 1 to 10. |