Novel compounds having the formula: R.sup.1 --OCH.sub.2 CH.sub.2 CH.sub.2 O--(CH.sub.2).sub.n --R.sup.2 wherein R.sup.1 stands for a higher alkyl group; R.sup.2 stands for a primary to tertiary amino group or a quaternary ammonium group; and n denotes an integer of 3 to 10; and salts thereof, have excellent anti-tumor action and therefore are useful as anti-tumor agents.
                            具有以下
化学式的新化合物:R.sup.1 --OCH.sub.2 CH.sub.2 CH.sub.2 O--(CH.sub.2).sub.n --R.sup.2,其中R.sup.1代表高碳链基团;R.sup.2代表一级至三级
氨基团或季
铵基团;n为3至10的整数;以及其盐,具有出色的抗肿瘤作用,因此可用作
抗肿瘤药物。