Cyclopropatriene

Cyclopropatriene is a hypothetical compound (C₃) which is an allotrope of carbon. It was once proposed as a candidate for a spectroscopically observed tricarbon species. It is a cyclic cumulene.^[1]

Cyclopropatriene

Skeletal formula of cyclopropatriene
Names
Preferred IUPAC name Cyclopropa-1,1(3),2-triene
Identifiers
3D model (JSmol)	Interactive image
PubChem CID	57449547
CompTox Dashboard (EPA)	DTXSID801336161
InChI InChI=1S/C3/c1-2-3-1 Key: YFIWEVIZVZPDMO-UHFFFAOYSA-N
SMILES C=1=C=C=1
Properties
Chemical formula	C3
Molar mass	36.033 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references