2-Naphthalenesulfonic acid, 4-hydroxy-5-[2-(2-methoxy-4-nitrophenyl)diazenyl]-6-(phenylamino)-, sodium salt (1:1)

CAS Registry Number®

6222-55-5
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CAS Name

2-Naphthalenesulfonic acid, 4-hydroxy-5-[2-(2-methoxy-4-nitrophenyl)diazenyl]-6-(phenylamino)-, sodium salt (1:1)

Molecular Formula

C23H18N4O7S.Na

Cite this Page

2-Naphthalenesulfonic acid, 4-hydroxy-5-[2-(2-methoxy-4-nitrophenyl)diazenyl]-6-(phenylamino)-, sodium salt (1:1).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=6222-55-5 (retrieved 2024-09-19) (CAS RN: 6222-55-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C23H18N4O7S.Na/c1-34-21-12-16(27(29)30)8-10-18(21)25-26-23-19(24-15-5-3-2-4-6-15)9-7-14-11-17(35(31,32)33)13-20(28)22(14)23;/h2-13,24,28H,1H3,(H,31,32,33);

InChIKey

InChIKey=SLCPUVPJMYBLFT-UHFFFAOYSA-N

SMILES

N(=NC1=C(OC)C=C(N(=O)=O)C=C1)C=2C3=C(C=C(S(=O)(=O)O)C=C3O)C=CC2NC4=CC=CC=C4.[Na]

Canonical SMILES

[Na].O=N(=O)C1=CC=C(N=NC=2C(=CC=C3C=C(C=C(O)C32)S(=O)(=O)O)NC=4C=CC=CC4)C(OC)=C1

Other Names for this Substance

  • 2-Naphthalenesulfonic acid, 4-hydroxy-5-[2-(2-methoxy-4-nitrophenyl)diazenyl]-6-(phenylamino)-, sodium salt (1:1)
  • C.I. Acid Black 31, monosodium salt
  • 2-Naphthalenesulfonic acid, 4-hydroxy-5-[(2-methoxy-4-nitrophenyl)azo]-6-(phenylamino)-, monosodium salt
  • C.I. 17580
  • Amacid Black BR

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