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CAS No 670-54-2 , ethene-1,1,2,2-tetracarbonitrile

  • Name: ethene-1,1,2,2-tetracarbonitrile
  • Synonyms: Ethylenetetracarbonitrile; ethene-1,1,2,2-tetracarbonitrile; 670-54-2; Ethenetetracarbonitrile; Ethene; tetracyano-; TCNE;Tetracyanoethene;ethene-1,1,2,2-tetracarbonitrile;
  • CAS Registry Number:
  • Transport: UN 2811
  • Melting Point: 195-200 ºC
  • Flash Point: 223ºC
  • Boiling Point: 223 ºC
  • Density: 1,348 g/cm3
  • Refractive index: 1.560 (25 C)
  • Water Solubility: HYDROLYZES
  • Safety Statements: R23/24;R28
  • Hazard Symbols: T+: Very toxic;
  • HS Code: 29269095
  • Flash Point: 223ºC
  • EINECS: 211-578-0
  • Molecular Weight: 128.091
  • InchiKey: NLDYACGHTUPAQU-UHFFFAOYSA-N
  • InChI: InChI=1S/C6N4/c7-1-5(2-8)6(3-9)4-10
  • Risk Statements: S1;S22;S28A;S36/37;S45
  • Molecular Formula: C6N4
  • Molecular Structure:CAS No:670-54-2 ethene-1,1,2,2-tetracarbonitrile
References of ethene-1,1,2,2-tetracarbonitrile
Title: Tetracyanoethylene
CAS Registry Number: 670-54-2
CAS Name: Ethenetetracarbonitrile
Synonyms: 1,1,2,2-tetracyanoethene; D2,2¢-bimalononitrile; TCNE
Molecular Formula: C6N4
Molecular Weight: 128.09
Percent Composition: C 56.26%, N 43.74%
Literature References: Prepd by debromination of dibromomalononitrile with copper powder in boiling benzene: Cairns et al., J. Am. Chem. Soc. 80, 2775 (1958).
Properties: Crystals, mp 200°. Begins to sublime at 120°.
Melting point: mp 200°
Use: In the synthesis of spiro compds, in modified Diels-Alder reactions, as aromatizing agent: Longone, Smith, Tetrahedron Lett. 1962, 205.