Molecular Formula | C12H16 |
Molar Mass | 160.26 |
Density | 0.941 g/mL at 25 °C (lit.) |
Melting Point | -51 °C (lit.) |
Boling Point | 200 °C (lit.) |
Flash Point | 80°F |
Water Solubility | Insoluble in water. |
Vapor Presure | ~7.5 mm Hg ( 47.8 °C) |
Vapor Density | 4.6 (vs air) |
Appearance | Liquid |
Color | Clear colorless to slightly yellow |
Storage Condition | Flammables area |
Explosive Limit | ~10% |
Refractive Index | n20/D 1.498(lit.) |
Physical and Chemical Properties | Colorless liquid. The melting point of the pure product is -51 ℃, the melting point of 95% industrial products is -15 ℃, the boiling point is 200 ℃, the relative density is 0.941, the refractive index is 1.4976, the flash point is 26 ℃, and it is soluble in alcohol, ether and benzene, insoluble in water. |
Risk Codes | R45 - May cause cancer R10 - Flammable R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R46 - May cause heritable genetic damage |
Safety Description | S53 - Avoid exposure - obtain special instructions before use. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. |
UN IDs | UN 3295 3/PG 3 |
WGK Germany | 3 |
RTECS | PC1075000 |
TSCA | Yes |
HS Code | 29021990 |
Hazard Class | 3 |
Packing Group | III |
LogP | 5.6 at 40℃ |
EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
use | used in organic synthesis, high-energy rocket combustion materials, plasticizers, surface coatings, curing agents, polymer synthetic materials. |
production method | methyl cyclopentadiene exists in coal tar and petroleum pyrolysis tar, and the crude methyl cyclopentadiene obtained by separation is dimerized, and benzene and other impurities are separated by vacuum distillation to obtain dimeric methyl cyclopentadiene. |