Benzenesulfonic acid, 4-[4-[2-[5-[(2-bromo-1-oxo-2-propen-1-yl)amino]-2-sulfophenyl]diazenyl]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-2,5-dichloro-, sodium salt (1:2)

CAS Registry Number®

70247-70-0

CAS Name

Benzenesulfonic acid, 4-[4-[2-[5-[(2-bromo-1-oxo-2-propen-1-yl)amino]-2-sulfophenyl]diazenyl]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-2,5-dichloro-, sodium salt (1:2)

Molecular Formula

C19H14BrCl2N5O8S2.2Na

Cite this Page

Benzenesulfonic acid, 4-[4-[2-[5-[(2-bromo-1-oxo-2-propen-1-yl)amino]-2-sulfophenyl]diazenyl]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-2,5-dichloro-, sodium salt (1:2).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=70247-70-0 (retrieved 2024-11-24) (CAS RN: 70247-70-0).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C19H14BrCl2N5O8S2.2Na/c1-8(20)18(28)23-10-3-4-15(36(30,31)32)13(5-10)24-25-17-9(2)26-27(19(17)29)14-6-12(22)16(7-11(14)21)37(33,34)35;;/h3-7,17H,1H2,2H3,(H,23,28)(H,30,31,32)(H,33,34,35);;

InChIKey

InChIKey=JRVPZMWUSBEOGQ-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

[Na].O=C(NC1=CC=C(C(N=NC2C(=O)N(N=C2C)C3=CC(Cl)=C(C=C3Cl)S(=O)(=O)O)=C1)S(=O)(=O)O)C(Br)=C

Other Names for this Substance

  • Benzenesulfonic acid, 4-[4-[2-[5-[(2-bromo-1-oxo-2-propen-1-yl)amino]-2-sulfophenyl]diazenyl]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-2,5-dichloro-, sodium salt (1:2)
  • Benzenesulfonic acid, 4-[4-[[5-[(2-bromo-1-oxo-2-propenyl)amino]-2-sulfophenyl]azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]-2,5-dichloro-, disodium salt
  • C.I. 18976
  • C.I. Reactive Yellow 39
  • Lanasol Yellow 4G

View All

Deleted or Replaced CAS Registry Numbers

12226-61-8, 59764-25-9, 400602-33-7

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