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CAS No 280-57-9 , 1,4-diazabicyclo[2.2.2]octane

  • Name: 1,4-diazabicyclo[2.2.2]octane
  • Synonyms: Dabco 33LV;1,4-diazabicyclo[2.2.2]octane; 1,4-Ethylenepiperazine; 1,4-Diazabicyclo-octane; Dabco EG; Dabco crystal; 280-57-9;Dabco; 1,4-Diazabicyclo[2.2.2]octane;
  • CAS Registry Number:
  • Transport: UN 1325
  • Melting Point: 155-160 ºC
  • Flash Point: 62 ºC
  • Boiling Point: 174 ºC
  • Density: 1.14
  • Refractive index: n20/D 1.4634(lit.)
  • Water Solubility: 46 G/100 ML (26 ºC)
  • Safety Statements: R11;R22;R36/38;R41;R52/53
  • Hazard Symbols: Xn: Harmful;F: Flammable;
  • HS Code: 29335920
  • Flash Point: 62 ºC
  • EINECS: 205-999-9
  • Molecular Weight: 112.17288
  • InchiKey: IMNIMPAHZVJRPE-UHFFFAOYSA-N
  • InChI: InChI=1S/C6H12N2/c1-2-8-5-3-7(1)4-6-8/h1-6H2
  • Risk Statements: S16;S26;S3;S37/39
  • Molecular Formula: C6H12N2
  • Molecular Structure:CAS No:280-57-9 1,4-diazabicyclo[2.2.2]octane

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References of 1,4-diazabicyclo[2.2.2]octane
Title: Triethylenediamine
CAS Registry Number: 280-57-9
CAS Name: 1,4-Diazabicyclo[2.2.2]octane
Trademarks: Dabco (Air Prods.)
Molecular Formula: C6H12N2
Molecular Weight: 112.17
Percent Composition: C 64.25%, H 10.78%, N 24.97%
Literature References: Prepn: Krause et al., GB 871754 (1958 to Houdry Process).
Properties: Crystals, extremely hygroscopic. Sublimes readily at room temp. mp 158°. bp 174°. pKa1 3.0; pKa2 8.7. Soly (g/100 g at 25°) in water: 45; acetone: 13; benzene: 51; ethanol: 77; methyl ethyl ketone: 26.1.
Melting point: mp 158°
Boiling point: bp 174°
pKa: pKa1 3.0; pKa2 8.7
Use: Catalyst in making urethane foams.