1,3-Cycloheptadiene

1,3-Cycloheptadiene
Names
	Preferred IUPAC name Cyclohepta-1,3-diene
	Other names 1,3-Cycloheptadiene
Identifiers
CAS Number	4054-38-0 ;
3D model (JSmol)	Interactive image;
Abbreviations	1,3-CHDN
Beilstein Reference	1900733
ChEBI	CHEBI:37611 ;
ChemSpider	1847604 ;
ECHA InfoCard	100.021.603
EC Number	223-762-8;
Gmelin Reference	1656
MeSH	1,3-cycloheptadiene
PubChem CID	19969;
UN number	3295
CompTox Dashboard (EPA)	DTXSID40193566 ;
	SMILES C1CC=CC=CC1;
Properties
Chemical formula	C7H10
Molar mass	94.157 g·mol−1
Appearance	Colorless liquid
Density	0.868 g cm−3
Melting point	−110.40 °C; −166.72 °F; 162.75 K
Boiling point	120.6 °C; 249.0 °F; 393.7 K
Refractive index (nD)	1.498
Thermochemistry
Heat capacity (C)	J K−1 mol−1
Std molar; entropy (S⦵298)	J K−1 mol−1
Std enthalpy of; formation (ΔfH⦵298)	kJ mol−1
Std enthalpy of; combustion (ΔcH⦵298)	- kJ mol−1
Hazards
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H225, H340, H350, H373
Precautionary statements	P201, P210, P308+P313
NFPA 704 (fire diamond)	2 3 0
Flash point	11 °C (52 °F; 284 K)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

1,3-Cycloheptadiene is a highly flammable cycloalkene that occurs as a colorless clear liquid.

References

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