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CAS No 495-48-7 , oxido-phenyl-phenyliminoazanium

  • Name: oxido-phenyl-phenyliminoazanium
  • Synonyms: Fenazox; oxide; Azoxybenzol; diphenyl-; azoxydi-;oxido-phenyl-phenyliminoazanium; 495-48-7;AZOXYBENZENE; Azoxybenzide; Benzene; Fentoxan; Azobenzene; 1-oxide; Diazene;
  • CAS Registry Number:
  • Melting Point: 32-36 °C
  • Flash Point: 157°C
  • Boiling Point: 130 °C / 0.9mmHg
  • Density: 1.09g/cm3
  • Refractive index: 1.582
  • Safety Statements: R20/22:Harmfulbyinhalationandifswallowed.;
  • Hazard Symbols: Xn:Harmful;
  • Flash Point: 157°C
  • EINECS: 207-802-1
  • Molecular Weight: 198.2206
  • InchiKey: GAUZCKBSTZFWCT-UHFFFAOYSA-N
  • InChI: InChI=1S/C12H10N2O/c15-14(12-9-5-2-6-10-12)13-11-7-3-1-4-8-11/h1-10H
  • Risk Statements: S28A:Aftercontactwithskin,washimmediatelywithplentyofwater.;
  • Molecular Formula: C12H10N2O
  • Molecular Structure:CAS No:495-48-7 oxido-phenyl-phenyliminoazanium

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References of oxido-phenyl-phenyliminoazanium
Title: Azoxybenzene
CAS Registry Number: 495-48-7
CAS Name: Diphenyldiazene 1-oxide
Synonyms: azoxybenzide
Molecular Formula: C12H10N2O
Molecular Weight: 198.22
Percent Composition: C 72.71%, H 5.08%, N 14.13%, O 8.07%
Literature References: Prepd by reduction of nitrobenzene with sodium arsenite: Bigelow, Palmer, Org. Synth. coll. vol. II, 57 (1943); also by treatment of nitrobenzene with glucose in alkaline medium: Opolonick, Ind. Eng. Chem. 27, 1045 (1935). Industrial prepn by heating nitrobenzene with molasses and NaOH in high flash naphtha: DE 228722. Also prepd by catalytic reduction of nitrobenzene: Busch, Schulz, Ber. 62, 1458 (1929). By peracetic acid oxidation of azobenzene: D'Ans, Kneip, Ber. 48, 1145 (1915); cf. Greenspan, Ind. Eng. Chem. 39, 847 (1947). Prepn of cis- and trans-forms by perbenzoic acid oxidation of azobenzene: G. M. Badger et al., J. Chem. Soc. 1953, 2143.
 
Derivative Type: trans-Form
CAS Registry Number: 20972-43-4
Properties: Pale yellow orthorhombic needles. d426 1.1590. d450 1.1373. mp 36°. Slightly volatile with steam; easily volatile in superheated steam at 140-150°. Absorption spectrum: Müller, Ann. 493, 166 (1932). Insol in water. Sol in alcohol, ether. 100 parts of abs alc satd at 16° contain 17.5 parts (w/w) azoxybenzene. At 15° 100 g ligroin dissolves 43.5 g azoxybenzene.
Melting point: mp 36°
Density: d426 1.1590; d450 1.1373
 
Derivative Type: cis-Form
CAS Registry Number: 21650-65-7
Properties: mp 87°.
Melting point: mp 87°
 
Use: In organic syntheses.