Acid Yellow 11

CAS Registry Number®

6359-82-6
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CAS Name

Acid Yellow 11

Molecular Formula

C16H14N4O4S.Na

Cite this Page

Acid Yellow 11.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=6359-82-6 (retrieved 2022-11-26) (CAS RN: 6359-82-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C16H14N4O4S.Na/c1-11-15(18-17-12-5-3-2-4-6-12)16(21)20(19-11)13-7-9-14(10-8-13)25(22,23)24;/h2-10,15H,1H3,(H,22,23,24);

InChIKey

InChIKey=JQVFPNQVPUYAHJ-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

[Na].O=C1N(N=C(C)C1N=NC=2C=CC=CC2)C3=CC=C(C=C3)S(=O)(=O)O

Other Names for this Substance

  • Benzenesulfonic acid, 4-[4,5-dihydro-3-methyl-5-oxo-4-(2-phenyldiazenyl)-1H-pyrazol-1-yl]-, sodium salt (1:1)
  • C.I. Acid Yellow 11, sodium salt
  • Benzenesulfonic acid, 4-[4,5-dihydro-3-methyl-5-oxo-4-(phenylazo)-1H-pyrazol-1-yl]-, sodium salt
  • Benzenesulfonic acid, p-[5-hydroxy-3-methyl-4-(phenylazo)pyrazol-1-yl]-, sodium salt
  • C.I. 18820

Deleted or Replaced CAS Registry Numbers

98249-01-5, 115133-45-4, 4692-37-9, 35772-90-8, 77107-21-2, 642458-21-7, 84875-67-2, 1007521-14-3, 1089713-15-4, 1173011-33-0, 1174554-58-5, 1185242-62-9