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Substance Name: 4-Hydroxyazobenzene
RN: 1689-82-3
UNII: VX4306NSH1
InChIKey: BEYOBVMPDRKTNR-BUHFOSPRSA-N

Molecular Formula

  • C12-H10-N2-O

Molecular Weight

  • 198.224
 

Classification Codes

Classification Codes

  • Mutation Data
  • Tumor Data

Superlist Classification Code

  • Overall Carcinogenic Evaluation: Group 3
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Names and Synonyms

Name of Substance

  • 4-Hydroxyazobenzene

Synonyms

  • 2-16-00-00038 (Beilstein Handbook Reference)
  • 4-(Phenylazo)phenol
  • 4-Hydroxyazobenzene
  • 4-Phenylazophenol
  • AI3-08835
  • Atul Brilliant Oil Yellow G
  • Azobenzene, 4-hydroxy-
  • Brasilazina Oil Yellow O
  • BRN 0957567
  • C.I. 11800
  • C.I. Solvent Yellow 7
  • CI 11800
  • CI Solvent Yellow 7
  • EINECS 216-880-6
  • HSDB 5527
  • NSC 3177
  • Organol Yellow AP
  • p-Benzeneazophenol
  • p-Hydroxyazobenzene
  • p-Phenylazophenol
  • Phenol, 4-(phenylazo)-
  • Phenol, p-(phenylazo)-
  • Pirocard Green 491
  • Solvent Yellow 7
  • UNII-VX4306NSH1
  • Zlut rozpoustedlova 7
  • Zlut rozpoustedlova 7 [Czech]

Systematic Names

  • 4-Hydroxyazobenzene
  • C.I. Solvent Yellow 7 (8CI)
  • Phenol, 4-(2-phenyldiazenyl)-
  • Phenol, 4-(phenylazo)-
  • Phenol, p-(phenylazo)-

Superlist Name

  • 4-Hydroxyazobenzene

Registry Numbers

CAS Registry Number

  • 1689-82-3

FDA UNII

  • VX4306NSH1

System Generated Number

  • 0001689823

Structure Descriptors

InChI

1S/C12H10N2O/c15-12-8-6-11(7-9-12)14-13-10-4-2-1-3-5-10/h1-9,15H/b14-13+

InChIKey

BEYOBVMPDRKTNR-BUHFOSPRSA-N

Smiles

c1(\N=N\c2ccccc2)ccc(O)cc1

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 75mg/kg (75mg/kg)   National Technical Information Service. Vol. AD691-490,
mouse LDLo oral 800mg/kg (800mg/kg)   Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. Vol. 60, Pg. 209, 1964.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 155 deg C   EXP
pKa Dissociation Constant 8.2 (none)   EXP
log P (octanol-water) 3.630 (none)   EST
Water Solubility 90 mg/L 20 EXP
Vapor Pressure 2.31E-07 mm Hg 25 EXP
Henry's Law Constant 6.70E-10 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 1.41E-11 cm3/molecule-sec 25 EST

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