sodium 4-[(E)-2-(2-hydroxynaphthalen-1-yl)diazen-1-yl]naphthalene-1-sulfonate


acid red 88; C.I. 15620; fast red S; 4-[(2-hydroxy-1-naphthalenyl)azo]-1-naphthalenesulfonic acid monosodium salt; 4-(2-hydroxy-1-naphthylazo)-1-naphthalenesulfonic acid sodium salt; sodium 4-[(E)-2-(2-hydroxynaphthalen-1-yl)diazen-1-yl]naphthalene-1-sulfonate; sodium 4-(2-hydroxy-1-naphthylazo)-1-naphthalenesulfonate
CAS RN:[1658-56-6]
Formula:C20H13N2NaO4S; 400.39 g/mol
InChiKey:LGZQSRCLLIPAEE-UHFFFAOYSA-M
SMILES:[Na+].Oc1ccc2ccccc2c1N=Nc3ccc(c4ccccc34)[S]([O-])(=O)=O
Molecular structure of sodium 4-[(E)-2-(2-hydroxynaphthalen-1-yl)diazen-1-yl]naphthalene-1-sulfonate

Isomers

lithol red
Molecular structure of lithol red
sodium 4-[(E)-2-(2-hydroxynaphthalen-1-yl)diazen-1-yl]naphthalene-1-sulfonate
Molecular structure of sodium 4-[(E)-2-(2-hydroxynaphthalen-1-yl)diazen-1-yl]naphthalene-1-sulfonate