Synonyms: Indophenol, sodium salt;EINECS 226-524-1;NSC 10440;N-(4-Sodiooxyphenyl)-p-benzoquinone monoimine;4-(p-Hydroxyphenyl)-2,5-cyclohexadiene-1-one sodium salt;2,5-Cyclohexadien-1-one, 4-(p-hydroxyphenyl)imino-, sodium salt;sodium 4-[(4-oxocyclohexa-2,5-dien-1-ylidene)amino]phenolate;2,5-Cyclohexadien-1-one, 4-((4-hydroxyphenyl)imino)-, sodium salt;5418-32-6;2,5-Cyclohexadien-1-one, 4-[(4-hydroxyphenyl)imino]-, sodium salt;AC1MC2IE;AC1Q1VYE;AR-1L4798;LS-56335;ST50997632;2,5-Cyclohexadien-1-one, 4-((4-hydroxyphenyl)imino)-, sodium salt (1:1)