Benzenesulfonic acid, 4-[[5-[(5-chloro-2-hydroxyphenyl)azo]-2,4-dihydroxyphenyl]azo]-, monosodium salt

CAS Name

Benzenesulfonic acid, 4-[2-[5-[2-(5-chloro-2-hydroxyphenyl)diazenyl]-2,4-dihydroxyphenyl]diazenyl]-, sodium salt (1:1)

Molecular Formula

C₁₈H₁₃ClN₄O₆S.Na

Molecular Mass

471.83

Other Names and Identifiers

InChI

InChI=1S/C18H13ClN4O6S.Na/c19-10-1-6-16(24)13(7-10)22-23-15-8-14(17(25)9-18(15)26)21-20-11-2-4-12(5-3-11)30(27,28)29;/h1-9,24-26H,(H,27,28,29);

InChIKey

InChIKey=WFNHTTHAUBQELQ-UHFFFAOYSA-N

Canonical SMILES

[Na].O=S(=O)(O)C1=CC=C(N=NC=2C=C(N=NC3=CC(Cl)=CC=C3O)C(O)=CC2O)C=C1

Other Names for this Substance