Acid yellow 25

CAS Registry Number®

6359-85-9

CAS Name

Acid yellow 25

Molecular Formula

C23H21N5O6S2.Na

Cite this Page

Acid yellow 25.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=6359-85-9 (retrieved 2024-11-22) (CAS RN: 6359-85-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C23H21N5O6S2.Na/c1-15-8-9-18(14-21(15)35(30,31)27-17-6-4-3-5-7-17)24-25-22-16(2)26-28(23(22)29)19-10-12-20(13-11-19)36(32,33)34;/h3-14,22,27H,1-2H3,(H,32,33,34);

InChIKey

InChIKey=DNNCCBMLDYORJI-UHFFFAOYSA-N

SMILES

O=C1N(N=C(C)C1N=NC2=CC(S(NC3=CC=CC=C3)(=O)=O)=C(C)C=C2)C4=CC=C(S(=O)(=O)O)C=C4.[Na]

Canonical SMILES

[Na].O=C1N(N=C(C)C1N=NC2=CC=C(C(=C2)S(=O)(=O)NC=3C=CC=CC3)C)C4=CC=C(C=C4)S(=O)(=O)O

Other Names for this Substance

  • Benzenesulfonic acid, 4-[4,5-dihydro-3-methyl-4-[2-[4-methyl-3-[(phenylamino)sulfonyl]phenyl]diazenyl]-5-oxo-1H-pyrazol-1-yl]-, sodium salt (1:1)
  • C.I. Acid Yellow 25, monosodium salt
  • Benzenesulfonic acid, 4-[4,5-dihydro-3-methyl-4-[[4-methyl-3-[(phenylamino)sulfonyl]phenyl]azo]-5-oxo-1H-pyrazol-1-yl]-, monosodium salt
  • C.I. Acid Yellow 25
  • C.I. 18835

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Deleted or Replaced CAS Registry Numbers

4404-40-4, 84842-93-3, 280105-64-8