The disclosure provides an indoloacridine-containing derivative represented by formula (I), wherein A is a group represented by formula (II), and wherein X, Y, Z and W represent a carbon atom or a nitrogen atom, and at least one of W, X, Y and Z represent a nitrogen atom; R represents a phenyl group, a biphenylyl group, a naphthyl group or a phenanthryl group. The disclosure further provides a process for preparing the compound. The disclosure further provides an organic electroluminescent device comprising the compound. This compound can be used as a phosphorescence host material, a hole-injecting material or a hole-transporting material in an organic electroluminescent device.