4-[2-(5-Amino-3-methyl-1-phenyl-1H-pyrazol-4-yl)diazenyl]-2,5-dichlorobenzenesulfonic acid

CAS Registry Number®

12239-15-5

CAS Name

4-[2-(5-Amino-3-methyl-1-phenyl-1H-pyrazol-4-yl)diazenyl]-2,5-dichlorobenzenesulfonic acid

Molecular Formula

C16H13Cl2N5O3S

Molecular Mass

426.28

Cite this Page

4-[2-(5-Amino-3-methyl-1-phenyl-1H-pyrazol-4-yl)diazenyl]-2,5-dichlorobenzenesulfonic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=12239-15-5 (retrieved 2024-11-22) (CAS RN: 12239-15-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C16H13Cl2N5O3S/c1-9-15(16(19)23(22-9)10-5-3-2-4-6-10)21-20-13-7-12(18)14(8-11(13)17)27(24,25)26/h2-8H,19H2,1H3,(H,24,25,26)

InChIKey

InChIKey=QHVBDWZOQBMLLW-UHFFFAOYSA-N

SMILES

NC=1N(N=C(C)C1N=NC2=C(Cl)C=C(S(=O)(=O)O)C(Cl)=C2)C3=CC=CC=C3

Canonical SMILES

O=S(=O)(O)C=1C=C(Cl)C(N=NC=2C(=NN(C=3C=CC=CC3)C2N)C)=CC1Cl

Other Names for this Substance

  • Benzenesulfonic acid, 4-[2-(5-amino-3-methyl-1-phenyl-1H-pyrazol-4-yl)diazenyl]-2,5-dichloro-
  • C.I. Acid Yellow 49
  • Benzenesulfonic acid, 4-[(5-amino-3-methyl-1-phenyl-1H-pyrazol-4-yl)azo]-2,5-dichloro-
  • 4-[2-(5-Amino-3-methyl-1-phenyl-1H-pyrazol-4-yl)diazenyl]-2,5-dichlorobenzenesulfonic acid
  • Telon Yellow FGL

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Deleted or Replaced CAS Registry Numbers

37372-52-4, 39280-66-5, 55772-67-3, 898527-99-6

CAS INSIGHTSTM
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