2-Naphthalenesulfonic acid, 5-[(4-hydroxyphenyl)azo]-8-[[4-[(4-nitro-2-sulfophenyl)amino]phenyl]azo]-, disodium salt

85283-58-5

CAS Name

2-Naphthalenesulfonic acid, 5-[2-(4-hydroxyphenyl)diazenyl]-8-[2-[4-[(4-nitro-2-sulfophenyl)amino]phenyl]diazenyl]-, sodium salt (1:2)

Molecular Formula

C₂₈H₂₀N₆O₉S₂.2Na

Other Names and Identifiers

InChI

InChI=1S/C28H20N6O9S2.2Na/c35-21-8-5-19(6-9-21)31-32-25-13-14-26(24-16-22(44(38,39)40)10-11-23(24)25)33-30-18-3-1-17(2-4-18)29-27-12-7-20(34(36)37)15-28(27)45(41,42)43;;/h1-16,29,35H,(H,38,39,40)(H,41,42,43);;

InChIKey

InChIKey=PFQBYBLSJUQWBK-UHFFFAOYSA-N

SMILES

N(=NC1=CC=C(NC2=C(S(=O)(=O)O)C=C(N(=O)=O)C=C2)C=C1)C=3C4=C(C(N=NC5=CC=C(O)C=C5)=CC3)C=CC(S(=O)(=O)O)=C4.[Na]

Canonical SMILES

[Na].O=N(=O)C1=CC=C(NC2=CC=C(N=NC3=CC=C(N=NC4=CC=C(O)C=C4)C=5C=CC(=CC35)S(=O)(=O)O)C=C2)C(=C1)S(=O)(=O)O

Other Names for this Substance