2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-, trisodium salt

84100-03-8

CAS Name

2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-[2-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl]-, sodium salt (1:3)

Molecular Formula

C₁₈H₁₇N₃O₁₃S₄.3Na

Other Names and Identifiers

InChI

InChI=1S/C18H17N3O13S4.3Na/c19-17-16-10(7-13(9-14(16)22)36(25,26)27)8-15(37(28,29)30)18(17)21-20-11-1-3-12(4-2-11)35(23,24)6-5-34-38(31,32)33;;;/h1-4,7-9,22H,5-6,19H2,(H,25,26,27)(H,28,29,30)(H,31,32,33);;;

InChIKey

InChIKey=DOVQUPNBVOPVKH-UHFFFAOYSA-N

SMILES

NC=1C2=C(C=C(S(=O)(=O)O)C1N=NC3=CC=C(S(CCOS(=O)(=O)O)(=O)=O)C=C3)C=C(S(=O)(=O)O)C=C2O.[Na]

Canonical SMILES

[Na].O=S(=O)(O)OCCS(=O)(=O)C1=CC=C(N=NC=2C(N)=C3C(O)=CC(=CC3=CC2S(=O)(=O)O)S(=O)(=O)O)C=C1

Other Names for this Substance