Heneicosane

Heneicosane
Image illustrative de l’article Heneicosane
Image illustrative de l’article Heneicosane
Représentations de l'heneicosane
Identification
Nom UICPA Heneicosane
No CAS 629-94-7
No ECHA 100.010.109
No CE 211-118-9
SMILES
InChI
Propriétés chimiques
Formule C21H44  [Isomères]
Masse molaire[1] 296,574 1 ± 0,019 9 g/mol
C 85,05 %, H 14,95 %,
Propriétés physiques
fusion 40,5 °C
ébullition 362,9 °C[2]
Point critique 1 030 kPa[3], 504,45 °C[2]

Unités du SI et CNTP, sauf indication contraire.

L'heneicosane est l'alcane linéaire de formule brute C21H44. C'est aussi le nom générique des isomères de formule C21H44.

Notes et références

  1. Masse molaire calculée d’après « Atomic weights of the elements 2007 », sur www.chem.qmul.ac.uk.
  2. a et b (en) Iwona Owczarek et Krystyna Blazej, « Recommended Critical Temperatures. Part I. Aliphatic Hydrocarbons », J. Phys. Chem. Ref. Data, vol. 32, no 4,‎ , p. 1411 (DOI 10.1063/1.1556431)
  3. (en) Iwona Owczarek et Krystyna Blazej, « Recommended Critical Pressures. Part I. Aliphatic Hydrocarbons », J. Phys. Chem. Ref. Data, vol. 35, no 4,‎ , p. 1461 (DOI 10.1063/1.2201061)

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