Synonyms: 67828-32-4;4-[bis[4-(diethylamino)phenyl]methyl]naphthalene-2,7-disulfonic acid;4-{bis[4-(diethylamino)phenyl]methyl}naphthalene-2,7-disulfonic acid;AC1L2Z25;EINECS 267-254-4;4-(Bis(4-(diethylamino)phenyl)methyl)-2,7-naphthalenedisulfonic acid;2,7-Naphthalenedisulfonic acid, 4-(bis(4-(diethylamino)phenyl)methyl)-;4-(Bis(4-(diethylamino)phenyl)methyl)naphthalene-2,7-disulphonic acid;4-(Bis(p-(diethylamino)phenyl)methyl)-2,7-naphthalenedisulfonic acid;67906-62-1