Benzenesulfonic acid, 5-chloro-2-[4,5-dihydro-3-methyl-4-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl]-5-oxo-1H-pyrazol-1-yl]-, sodium salt (1:1)

CAS Registry Number®

6372-96-9
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CAS Name

Benzenesulfonic acid, 5-chloro-2-[4,5-dihydro-3-methyl-4-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl]-5-oxo-1H-pyrazol-1-yl]-, sodium salt (1:1)

Molecular Formula

C23H19ClN4O7S2.Na

Cite this Page

Benzenesulfonic acid, 5-chloro-2-[4,5-dihydro-3-methyl-4-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl]-5-oxo-1H-pyrazol-1-yl]-, sodium salt (1:1).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=6372-96-9 (retrieved 2024-04-25) (CAS RN: 6372-96-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C23H19ClN4O7S2.Na/c1-14-3-10-19(11-4-14)37(33,34)35-18-8-6-17(7-9-18)25-26-22-15(2)27-28(23(22)29)20-12-5-16(24)13-21(20)36(30,31)32;/h3-13,22H,1-2H3,(H,30,31,32);

InChIKey

InChIKey=YANGVYQANXOMGE-UHFFFAOYSA-N

SMILES

S(=O)(=O)(O)C1=C(C=CC(Cl)=C1)N2C(=O)C(N=NC3=CC=C(OS(=O)(=O)C4=CC=C(C)C=C4)C=C3)C(C)=N2.[Na]

Canonical SMILES

[Na].O=C1N(N=C(C)C1N=NC2=CC=C(OS(=O)(=O)C3=CC=C(C=C3)C)C=C2)C4=CC=C(Cl)C=C4S(=O)(=O)O

Other Names for this Substance

  • Benzenesulfonic acid, 5-chloro-2-[4,5-dihydro-3-methyl-4-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl]-5-oxo-1H-pyrazol-1-yl]-, sodium salt (1:1)
  • Benzenesulfonic acid, 5-chloro-2-[4,5-dihydro-3-methyl-4-[[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]azo]-5-oxo-1H-pyrazol-1-yl]-, sodium salt
  • C.I. Acid Yellow 40, monosodium salt
  • C.I. Acid Yellow 40
  • C.I. 18950

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Deleted or Replaced CAS Registry Numbers

130-38-1, 88529-27-5

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