1,4-Cycloheptadiene
Appearance
This article needs additional citations for verification. (April 2022) |
![]() | |
Names | |
---|---|
Preferred IUPAC name
Cyclohepta-1,4-diene | |
Other names
1,4-Cycloheptadiene
| |
Identifiers | |
3D model (JSmol)
|
|
Abbreviations | 1,4-CHDN |
ChemSpider | |
MeSH | 1,4-cycloheptadiene |
PubChem CID
|
|
UNII | |
UN number | 3295 |
CompTox Dashboard (EPA)
|
|
| |
| |
Properties | |
C7H10 | |
Molar mass | 94.157 g·mol−1 |
Appearance | Colorless liquid |
Density | 0.84 g cm−3 |
Boiling point | −150.445 °C; −238.801 °F; 122.705 K |
Refractive index (nD)
|
1.48 |
Hazards | |
GHS labelling: | |
![]() ![]() | |
Danger | |
H225, H340, H350, H373 | |
P201, P210, P308+P313 | |
NFPA 704 (fire diamond) | |
Flash point | 6.293 °C (43.327 °F; 279.443 K) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
|
1,4-Cycloheptadiene is a highly flammable cycloalkene that occurs as a colorless clear liquid. It can form a yellow complex with palladium.[1]
References
- ^ Rettig, Michael F.; Wing, Richard M. (June 1981). "X-ray crystallographic, chemical, and spectroscopic studies of the palladium dichloride complexes of cyclonona-1,5-diene, cycloocta-1,5-diene, cycloocta-1,4-diene, and cyclohepta-1,4-diene". Journal of the American Chemical Society. 103 (11): 2980–2986. doi:10.1021/ja00401a012.