The molecule is a organic sodium salt that is the disodium salt of an azo-substituted pyrazolinone sulfonic acid compound. It has a role as a dye. It is a member of pyrazoles, an azo compound and an organic sodium salt.
disodium;3-chloro-4-[4-[[2-methoxy-5-(2-sulfonatooxyethylsulfonyl)phenyl]diazenyl]-3-methyl-5-oxo-4H-pyrazol-1-yl]-5-methylbenzenesulfonate