Cyclopropatriene is a
hypothetical compound () which is an
allotrope of carbon. It was once proposed as a candidate for a spectroscopically observed
tricarbon species. It is a cyclic
cumulene
A cumulene is a compound having three or more ''cumulative'' (consecutive) double bonds. They are analogous to allenes, only having a more extensive chain. The simplest molecule in this class is butatriene (), which is also called simply ''cumu ...
.
References
Allotropes of carbon
Hypothetical chemical compounds
Three-membered rings
Homonuclear triatomic molecules
Cyclocarbons
Cumulenes
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