1,5-Naphthalenedisulfonic acid, 2-[2-[4,5-dihydro-3-methyl-5-oxo-1-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]-1H-pyrazol-4-yl]diazenyl]-, sodium salt (1:3)

CAS Registry Number®

20298-05-9

CAS Name

1,5-Naphthalenedisulfonic acid, 2-[2-[4,5-dihydro-3-methyl-5-oxo-1-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]-1H-pyrazol-4-yl]diazenyl]-, sodium salt (1:3)

Molecular Formula

C22H20N4O13S4.3Na

Cite this Page

1,5-Naphthalenedisulfonic acid, 2-[2-[4,5-dihydro-3-methyl-5-oxo-1-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]-1H-pyrazol-4-yl]diazenyl]-, sodium salt (1:3).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=20298-05-9 (retrieved 2024-11-23) (CAS RN: 20298-05-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C22H20N4O13S4.3Na/c1-13-20(22(27)26(25-13)14-5-7-15(8-6-14)40(28,29)12-11-39-43(36,37)38)24-23-18-10-9-16-17(21(18)42(33,34)35)3-2-4-19(16)41(30,31)32;;;/h2-10,20H,11-12H2,1H3,(H,30,31,32)(H,33,34,35)(H,36,37,38);;;

InChIKey

InChIKey=UJSNZLPQSXRMLH-UHFFFAOYSA-N

SMILES

S(=O)(=O)(O)C=1C2=C(C(S(=O)(=O)O)=CC=C2)C=CC1N=NC3C(=O)N(N=C3C)C4=CC=C(S(CCOS(=O)(=O)O)(=O)=O)C=C4.[Na]

Canonical SMILES

[Na].O=C1N(N=C(C)C1N=NC2=CC=C3C(C=CC=C3S(=O)(=O)O)=C2S(=O)(=O)O)C4=CC=C(C=C4)S(=O)(=O)CCOS(=O)(=O)O

Other Names for this Substance

  • 1,5-Naphthalenedisulfonic acid, 2-[2-[4,5-dihydro-3-methyl-5-oxo-1-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]-1H-pyrazol-4-yl]diazenyl]-, sodium salt (1:3)
  • 1,5-Naphthalenedisulfonic acid, 2-[[1-[p-[(2-hydroxyethyl)sulfonyl]phenyl]-3-methyl-5-oxo-2-pyrazolin-4-yl]azo]-, hydrogen sulfate (ester), trisodium salt
  • 1,5-Naphthalenedisulfonic acid, 2-[[4,5-dihydro-3-methyl-5-oxo-1-[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]-1H-pyrazol-4-yl]azo]-, trisodium salt

Deleted or Replaced CAS Registry Numbers

87074-86-0, 848053-06-5

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