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Substance Name: 1-Naphthalenesulfonic acid, 3-hydroxy-4-(2-(1-hydroxy-2-naphthalenyl)diazenyl)-7-nitro-
RN: 25747-08-4
InChIKey: GDHWAXDSTKHEAZ-QURGRASLSA-N

Molecular Formula

  • C20-H13-N3-O7-S

Molecular Weight

  • 439.403
 
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Names and Synonyms

Synonyms

  • 3-Hydroxy-4-((1-hydroxy-2-naphthalenyl)azo)-7-nitro-1-naphthalenesulfonic acid
  • C.I. Mordant Black 11
  • EINECS 247-237-8

Systematic Names

  • 1-Naphthalenesulfonic acid, 3-hydroxy-4-((1-hydroxy-2-naphthalenyl)azo)-7-nitro-
  • 1-Naphthalenesulfonic acid, 3-hydroxy-4-(2-(1-hydroxy-2-naphthalenyl)diazenyl)-7-nitro-
  • 3-Hydroxy-4-((1-hydroxy-2-naphthyl)azo)-7-nitronaphthalene-1-sulphonic acid

Registry Numbers

CAS Registry Number

  • 25747-08-4

System Generated Number

  • 0025747084

Structure Descriptors

InChI

1S/C20H13N3O7S/c24-17-10-18(31(28,29)30)15-9-12(23(26)27)6-7-14(15)19(17)22-21-16-8-5-11-3-1-2-4-13(11)20(16)25/h1-10,24-25H,(H,28,29,30)/b22-21+

InChIKey

GDHWAXDSTKHEAZ-QURGRASLSA-N

Smiles

O=S(=O)(O)c1c2c(c(\N=N\c3ccc4c(cccc4)c3O)c(O)c1)ccc([N+](=O)[O-])c2