IUPAC name
Other names
Dialumane, dialane
3D model (JSmol)
  • InChI=1S/Al2H6/c1-3-2-4-1/h1-2H2
  • [AlH2]1[H][AlH2][H]1
Molar mass 60.011 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Dialane is an unstable compound of aluminium and hydrogen with formula Al2H6.[1][2][3] Dialane is unstable in that it reacts with itself to form a polymer, aluminium hydride. Isolated molecules can be stabilised and studied in solid hydrogen.[2]


  1. ^ Tian, Shan Xi (May 2005). "Dialane Anion: Three-Center Two-Electron or Two-Center One-Electron Bonded". The Journal of Physical Chemistry A. 109 (20): 4428–4430. doi:10.1021/jp051479q.
  2. ^ a b Andrews, Lester; Wang, Xuefeng (28 March 2003). "The Infrared Spectrum of Al 2 H 6 in Solid Hydrogen". Science. 299 (5615): 2049–2052. doi:10.1126/science.1082456.
  3. ^ Goebbert, Daniel J.; Hernandez, Heriberto; Francisco, Joseph S.; Wenthold, Paul G. (24 August 2005). "The Binding Energy and Bonding in Dialane". Journal of the American Chemical Society. 127 (33): 11684–11689. doi:10.1021/ja0424070.