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Topic summary

Diimide

Diimide
Names IUPAC name
Diazene
Other names
Diimide
Diimine
Dihydridodinitrogen
Azodihydrogen
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
KEGG
MeSHDiazene
UNII
  • InChI=1S/H2N2/c1-2/h1-2H
    Key: RAABOESOVLLHRU-UHFFFAOYSA-N
  • InChI=1/H2N2/c1-2/h1-2H
    Key: RAABOESOVLLHRU-UHFFFAOYAG
  • N=N
Properties N2H2Molar mass30.030 g·mol Appearance Yellow gas Melting point−80 °C (−112 °F; 193 K) Related compounds
Other anions
diphosphene
dinitrogen difluoride
Other cations
azo compounds
Related Binary azanes
Related compounds
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Diimide, also called diazene or diimine, is a compound having the formula HN=NH. It exists as two geometric isomers, E (trans) and Z (cis). The term diazene is more common for organic derivatives of diimide. Thus, azobenzene is an example of an organic diazene.

Wikipedia source