Methylenecyclopropane

Methylenecyclopropane
Names
	Preferred IUPAC name Methylidenecyclopropane
Identifiers
CAS Number	6142-73-0;
3D model (JSmol)	Interactive image;
ChemSpider	72487;
ECHA InfoCard	100.025.584
PubChem CID	80245;
UNII	NC8LG5TD4N ;
CompTox Dashboard (EPA)	DTXSID20210361 ;
	InChI InChI=1S/C4H6/c1-4-2-3-4/h1-3H2 Key: XSGHLZBESSREDT-UHFFFAOYSA-N; InChI=1/C4H6/c1-4-2-3-4/h1-3H2 Key: XSGHLZBESSREDT-UHFFFAOYAB;
	SMILES C=C1CC1;
Properties
Chemical formula	C4H6
Molar mass	54.09
Density	0.8 g/cm3
Boiling point	9 to 12 °C (48 to 54 °F; 282 to 285 K)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Methylenecyclopropane is an organic compound with the formula (CH₂)₂C=CH₂. It is a hydrocarbon which, as the name suggests, is derived from the addition of a methylene (=CH₂) substituent to a cyclopropane ring. It is a colourless, easily condensed gas that is used as a reagent in organic synthesis.