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Substance Name: C.I. 15575
RN: 5850-86-2
UNII: 35B1184HXB
InChIKey: WPWNIQBSYQVEKJ-LTRPLHCISA-M

Molecular Formula

  • C17-H14-N2-O4-S.Na

Molecular Weight

  • 364.356
 
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Names and Synonyms

Results Name

  • C.I. 15575

Name of Substance

  • Acid Orange 8

Synonyms

  • Acid Brilliant Orange R
  • Acid Orange 8
  • Airedale Orange R
  • Brilliant Orange R
  • Brilliant Orange RO
  • C.I. 15575
  • C.I. Acid Orange 8 (VAN)
  • C.I. Acid Orange 8, monosodium salt
  • Calcocid Orange RR
  • Diacid Orange R
  • EINECS 227-458-6
  • Kayaku Acid Orange RO
  • Kiton Fast Orange 2R
  • Kiton Orange R
  • Naphthazine Orange R
  • NSC 51525
  • Orange 2RO
  • Orange R (VAN)
  • Orange RO
  • Orange T
  • Polycor Orange R
  • Shikiso Acid Orange RO
  • Solar Orange R
  • Tertracid Orange RO
  • UNII-35B1184HXB
  • Vondacid Orange RO
  • Wool Orange R
  • Yodogawa Acid Orange R

Systematic Names

  • Benzenesulfonic acid, 4-((2-hydroxy-1-naphthalenyl)azo)-3-methyl-, monosodium salt
  • Benzenesulfonic acid, 4-(2-(2-hydroxy-1-naphthalenyl)diazenyl)-3-methyl-, sodium salt (1:1)
  • C.I. Acid Orange 8, monosodium salt (8CI)
  • Sodium 4-(2-hydroxynaphth-1-ylazo)-3-methylbenzenesulphonate

Registry Numbers

CAS Registry Number

  • 5850-86-2

FDA UNII

  • 35B1184HXB

System Generated Number

  • 0005850862

Molecular Formulas

Molecular Formula

  • C17-H14-N2-O4-S.Na

Molecular Formula Fragments

  • C17-H14-N2-O4-S
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C17H14N2O4S.Na/c1-11-10-13(24(21,22)23)7-8-15(11)18-19-17-14-5-3-2-4-12(14)6-9-16(17)20;/h2-10,20H,1H3,(H,21,22,23);/q;+1/p-1/b19-18+;

InChIKey

WPWNIQBSYQVEKJ-LTRPLHCISA-M

Smiles

c12c(c(ccc1cccc2)O)\N=N\c1c(cc(S(=O)(=O)[O-])cc1)C.[Na+]

Physical Properties

Physical Property Value Units Temp (deg C) Source
log P (octanol-water) 1.110 (none)   EST
Water Solubility 805 mg/L 25 EST
Vapor Pressure 7.68E-20 mm Hg 25 EST
Atmospheric OH Rate Constant 1.81E-11 cm3/molecule-sec 25 EST

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