Product Name

  • Name

    1-(4-Pyridinyl)-2-phenyldiazene

  • EINECS
  • CAS No. 2569-58-6
  • Article Data14
  • CAS DataBase
  • Density 1.09g/cm3
  • Solubility
  • Melting Point 98-99 °C
  • Formula C11H9 N3
  • Boiling Point 317.6°Cat760mmHg
  • Molecular Weight 183.213
  • Flash Point 145.9°C
  • Transport Information
  • Appearance
  • Safety A poison by ingestion. When heated to decomposition it emits toxic vapors of NOx.
  • Risk Codes
  • Molecular Structure Molecular Structure of 2569-58-6 (1-(4-Pyridinyl)-2-phenyldiazene)
  • Hazard Symbols
  • Synonyms Pyridine,4-(phenylazo)- (6CI,7CI,8CI,9CI); 4-Phenylazopyridine; NSC 170640;Phenyl(pyridin-4-yl)diazene
  • PSA 37.61000
  • LogP 3.49700

4-Phenylazopyridine Chemical Properties

Molecule structure of 4-Phenylazopyridine (CAS NO.2569-58-6):

IUPAC Name: Phenyl(pyridin-4-yl)diazene 
Molecular Weight: 183.20926 g/mol
Molecular Formula: C11H9N3 
Density: 1.09 g/cm3 
Boiling Point: 317.6 °C at 760 mmHg 
Flash Point: 145.9 °C
Index of Refraction: 1.603
Molar Refractivity: 57.3 cm3
Molar Volume: 166.7 cm3
Polarizability: 22.71×10-24 cm3
Surface Tension: 43.7 dyne/cm 
Enthalpy of Vaporization: 53.68 kJ/mol
Vapour Pressure: 0.000709 mmHg at 25 °C
XLogP3-AA: 2.6
H-Bond Acceptor: 3
Rotatable Bond Count: 2
Exact Mass: 183.079647
MonoIsotopic Mass: 183.079647
Topological Polar Surface Area: 37.6
Heavy Atom Count: 14
Complexity: 179
Canonical SMILES: C1=CC=C(C=C1)N=NC2=CC=NC=C2
InChI: InChI=1S/C11H9N3/c1-2-4-10(5-3-1)13-14-11-6-8-12-9-7-11/h1-9H
InChIKey of 4-Phenylazopyridine (CAS NO.2569-58-6): STGZUKHALNSQAG-UHFFFAOYSA-N

4-Phenylazopyridine Toxicity Data With Reference

1.    

orl-mus LDLo:80 mg/kg

     NYKZAU    Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. 63 (1967),95.

4-Phenylazopyridine Safety Profile

A poison by ingestion. When heated to decomposition it emits toxic vapors of NOx.

4-Phenylazopyridine Specification

 4-Phenylazopyridine (CAS NO.2569-58-6) is also named as NSC 170640 ; Pyridine, 4-(phenylazo)- .

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