Benzenesulfonic acid, 4,4′-[(phenylmethylene)bis[4,1-phenylene-2,1-diazenediyl(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis-, sodium salt (1:2)

CAS Registry Number®

6459-70-7

CAS Name

Benzenesulfonic acid, 4,4′-[(phenylmethylene)bis[4,1-phenylene-2,1-diazenediyl(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis-, sodium salt (1:2)

Molecular Formula

C39H32N8O8S2.2Na

Cite this Page

Benzenesulfonic acid, 4,4′-[(phenylmethylene)bis[4,1-phenylene-2,1-diazenediyl(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis-, sodium salt (1:2).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=6459-70-7 (retrieved 2024-11-25) (CAS RN: 6459-70-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C39H32N8O8S2.2Na/c1-24-36(38(48)46(44-24)31-16-20-33(21-17-31)56(50,51)52)42-40-29-12-8-27(9-13-29)35(26-6-4-3-5-7-26)28-10-14-30(15-11-28)41-43-37-25(2)45-47(39(37)49)32-18-22-34(23-19-32)57(53,54)55;;/h3-23,35-37H,1-2H3,(H,50,51,52)(H,53,54,55);;

InChIKey

InChIKey=SOWZVCZVUXWEKE-UHFFFAOYSA-N

SMILES

C(C1=CC=C(N=NC2C(=O)N(N=C2C)C3=CC=C(S(=O)(=O)O)C=C3)C=C1)(C4=CC=C(N=NC5C(=O)N(N=C5C)C6=CC=C(S(=O)(=O)O)C=C6)C=C4)C7=CC=CC=C7.[Na]

Canonical SMILES

[Na].O=C1N(N=C(C)C1N=NC2=CC=C(C=C2)C(C=3C=CC=CC3)C4=CC=C(N=NC5C(=O)N(N=C5C)C6=CC=C(C=C6)S(=O)(=O)O)C=C4)C7=CC=C(C=C7)S(=O)(=O)O

Other Names for this Substance

  • Benzenesulfonic acid, 4,4′-[(phenylmethylene)bis[4,1-phenylene-2,1-diazenediyl(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis-, sodium salt (1:2)
  • C.I. Acid Yellow 117, disodium salt
  • Benzenesulfonic acid, 4,4′-[(phenylmethylene)bis[4,1-phenyleneazo(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)]]bis-, disodium salt
  • C.I. 24820
  • Acid Light Yellow P

View All

CAS INSIGHTSTM
Hourglass and a clock