An epoxy compound, represented by a general formula (I) is obtained by reacting an anthrahydroquinone compound having a following general formula (II) with epihalohydrin. ##STR00001## (wherein R.sup.1-R.sup.10 each represent hydrogen atom or alkyl group having 1-6 carbon atoms, and n represents an integer of 0 or more, and wherein A.sup.1, A.sup.2 each represent hydrogen atom or alkali metal atom, R.sup.1-R.sup.10 each represent hydrogen atom or alkyl group having 1-6 carbon atoms.)