A thermosensitive recording material comprising a substrate sheet and a
thermosensitive colored image-forming layer formed on at least one
surface of the substrate sheet and comprising at least one colorless or
light-colored dye precursor and a color-developing agent reactive with
the dye precursor upon heating to thereby develop a color, wherein the
color-developing agent comprises at least one compound of the formula
(I): ##STR00001## (wherein R.sup.1 represents a member selected from
the group consisting of unsubstituted aromatic hydrocarbon groups and
substituted aromatic hydrocarbon groups with at least one substituent
selected from the group consisting of a methyl group and a chlorine atom,
and R.sup.2 represents a divalent organic group).