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Substance Name: C.I. Acid Red 4
RN: 5858-39-9
InChIKey: ZXGIHDNEIWPDFW-TVWXOORISA-M

Molecular Formula

  • C17-H14-N2-O5-S.Na

Molecular Weight

  • 380.355
 
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Names and Synonyms

Results Name

  • C.I. Acid Red 4

Synonyms

  • Acid Eosine G
  • Airedale Azo Eosine
  • Amacid Eosine
  • Atul Acid Fast Pink B
  • Atul Acid Scarlet B
  • Azo Eosine
  • Azo Eosine G
  • Azoeosin
  • Bucacid Azo Eosine G
  • C.I. 14710
  • C.I. Acid Red 4
  • C.I. Acid Red 4, monosodium salt
  • Calcocid Eosine G
  • Curol Red B
  • EINECS 227-490-0
  • Erio Fast Scarlet B
  • Fast Acid Red E
  • Fenazo Red E
  • Kiton Eosine GC
  • Metamine Fast Acid Red N
  • NSC 47706

Systematic Names

  • 1-Naphthalenesulfonic acid, 4-hydroxy-3-((2-methoxyphenyl)azo)-, monosodium salt
  • 1-Naphthalenesulfonic acid, 4-hydroxy-3-(2-(2-methoxyphenyl)diazenyl)-, sodium salt (1:1)
  • C.I. Acid Red 4, monosodium salt (8CI)
  • Sodium 2-(4-(3-methyl-4-(phenylsulphonyloxy)phenylazo)phenylimino)-5-nitrobenzenesulphonate

Registry Numbers

CAS Registry Number

  • 5858-39-9

System Generated Number

  • 0005858399

Molecular Formulas

Molecular Formula

  • C17-H14-N2-O5-S.Na

Molecular Formula Fragments

  • C17-H14-N2-O5-S
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C17H14N2O5S.Na/c1-24-15-9-5-4-8-13(15)18-19-14-10-16(25(21,22)23)11-6-2-3-7-12(11)17(14)20;/h2-10,20H,1H3,(H,21,22,23);/q;+1/p-1/b19-18-;

InChIKey

ZXGIHDNEIWPDFW-TVWXOORISA-M

Smiles

c12c(c(c(\N=N/c3c(cccc3)OC)cc1S(=O)(=O)[O-])O)cccc2.[Na+]

Physical Properties

Physical Property Value Units Temp (deg C) Source
log P (octanol-water) 0.640 (none)   EST
Water Solubility 1610 mg/L 25 EST
Vapor Pressure 2.87E-20 mm Hg 25 EST
Atmospheric OH Rate Constant 1.32E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.