1,4-Benzenedisulfonic acid, 2-[2-[4-[2-[4-[2-[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]diazenyl]-7-sulfo-1-naphthalenyl]diazenyl]-1-naphthalenyl]diazenyl]-, sodium salt (1:4)

CAS Registry Number®

6428-58-6

CAS Name

1,4-Benzenedisulfonic acid, 2-[2-[4-[2-[4-[2-[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]diazenyl]-7-sulfo-1-naphthalenyl]diazenyl]-1-naphthalenyl]diazenyl]-, sodium salt (1:4)

Molecular Formula

C42H29N7O13S4.4Na

Cite this Page

1,4-Benzenedisulfonic acid, 2-[2-[4-[2-[4-[2-[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]diazenyl]-7-sulfo-1-naphthalenyl]diazenyl]-1-naphthalenyl]diazenyl]-, sodium salt (1:4).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=6428-58-6 (retrieved 2024-12-23) (CAS RN: 6428-58-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C42H29N7O13S4.4Na/c50-42-29-13-10-26(43-25-6-2-1-3-7-25)20-24(29)21-40(66(60,61)62)41(42)49-47-36-17-18-37(33-22-27(63(51,52)53)11-14-32(33)36)46-44-34-15-16-35(31-9-5-4-8-30(31)34)45-48-38-23-28(64(54,55)56)12-19-39(38)65(57,58)59;;;;/h1-23,43,50H,(H,51,52,53)(H,54,55,56)(H,57,58,59)(H,60,61,62);;;;

InChIKey

InChIKey=JUXGYDXTBWLAGF-UHFFFAOYSA-N

SMILES

N(=NC=1C2=C(C(N=NC3=C(S(=O)(=O)O)C=CC(S(=O)(=O)O)=C3)=CC1)C=CC=C2)C=4C5=C(C(N=NC=6C(S(=O)(=O)O)=CC7=C(C6O)C=CC(NC8=CC=CC=C8)=C7)=CC4)C=CC(S(=O)(=O)O)=C5.[Na]

Canonical SMILES

[Na].O=S(=O)(O)C1=CC=C(C(N=NC2=CC=C(N=NC3=CC=C(N=NC=4C(O)=C5C=CC(=CC5=CC4S(=O)(=O)O)NC=6C=CC=CC6)C=7C=CC(=CC37)S(=O)(=O)O)C=8C=CC=CC28)=C1)S(=O)(=O)O

Other Names for this Substance

  • 1,4-Benzenedisulfonic acid, 2-[2-[4-[2-[4-[2-[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]diazenyl]-7-sulfo-1-naphthalenyl]diazenyl]-1-naphthalenyl]diazenyl]-, sodium salt (1:4)
  • C.I. Direct Blue 70, tetrasodium salt
  • 1,4-Benzenedisulfonic acid, 2-[[4-[[4-[[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]azo]-7-sulfo-1-naphthalenyl]azo]-1-naphthalenyl]azo]-, tetrasodium salt
  • C.I. 34205
  • C.I. Direct Blue 70

View All

CAS INSIGHTSTM
Pile of blue, green, and white color of capsule pills with modern design light.