1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-4-(2-phenyldiazenyl)-1-(4-sulfophenyl)-, sodium salt (1:2)

CAS Registry Number®

1934-22-1

CAS Name

1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-4-(2-phenyldiazenyl)-1-(4-sulfophenyl)-, sodium salt (1:2)

Molecular Formula

C16H12N4O6S.2Na

Cite this Page

1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-4-(2-phenyldiazenyl)-1-(4-sulfophenyl)-, sodium salt (1:2).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=1934-22-1 (retrieved 2024-11-24) (CAS RN: 1934-22-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C16H12N4O6S.2Na/c21-15-13(18-17-10-4-2-1-3-5-10)14(16(22)23)19-20(15)11-6-8-12(9-7-11)27(24,25)26;;/h1-9,13H,(H,22,23)(H,24,25,26);;

InChIKey

InChIKey=KJYXRRLCQMJGGQ-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

[Na].O=C(O)C1=NN(C(=O)C1N=NC=2C=CC=CC2)C3=CC=C(C=C3)S(=O)(=O)O

Other Names for this Substance

  • 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-4-(2-phenyldiazenyl)-1-(4-sulfophenyl)-, sodium salt (1:2)
  • C.I. Acid Yellow 27, disodium salt
  • 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-4-(phenylazo)-1-(4-sulfophenyl)-, disodium salt
  • 2-Pyrazoline-3-carboxylic acid, 5-oxo-4-(phenylazo)-1-(p-sulfophenyl)-, disodium salt
  • C.I. 19130

View All

Deleted or Replaced CAS Registry Numbers

84166-16-5

CAS INSIGHTSTM
Hourglass and a clock