Benzenesulfonic acid, 4-amino-, diazotized, coupled with 5,5'-oxybis[1,3-benzenediol], sodium salt

ChEBI: 4-aminobenzenesulfonic acid is an aminobenzenesulfonic acid that is aniline sulfonated at the para-position. It has a role as a xenobiotic metabolite, a xenobiotic, an environmental contaminant and an allergen. It is a conjugate acid of a 4-aminobenzenesulfonate.