Name | Ethylcyclohexane |
Synonyms | Ethylcyclohexa ETHYLCYCLOHEXAN Athylcyclohexan Ethylcyclohexane ETHYLCYCLOHEXANE CYCLOHEXYLETHANE cyclohexane,ethyl- cyclohexane, ethyl- C8 H16, Ethylcyclohexane |
CAS | 1678-91-7 |
EINECS | 216-835-0 |
InChI | InChI=1/C8H16/c1-2-8-6-4-3-5-7-8/h8H,2-7H2,1H3 |
Molecular Formula | C8H16 |
Molar Mass | 112.21 |
Density | 0.788 g/mL at 25 °C (lit.) |
Melting Point | -111 °C (lit.) |
Boling Point | 130-132 °C (lit.) |
Flash Point | 66°F |
Water Solubility | INSOLUBLE |
Vapor Presure | 25 mm Hg ( 37.7 °C) |
Appearance | Liquid |
Color | Clear colorless |
BRN | 1900337 |
Storage Condition | Flammables area |
Explosive Limit | 6.6% |
Refractive Index | n20/D 1.432(lit.) |
Physical and Chemical Properties | Character: colorless transparent liquid. melting point -111.31 ℃ boiling point 131.8 ℃ relative density 0.7880 refractive index 1.4330 flash point 35 ℃ solubility insoluble in water, with alcohol, ether, acetone and benzene, carbon tetrachloride miscible. |
Use | It is used as a raw material for organic synthesis, as a solvent, as a standard substance for chromatographic analysis, etc., and also as a metal surface treatment agent |
Risk Codes | R11 - Highly Flammable R65 - Harmful: May cause lung damage if swallowed |
Safety Description | S9 - Keep container in a well-ventilated place. S16 - Keep away from sources of ignition. S29 - Do not empty into drains. S33 - Take precautionary measures against static discharges. S62 - If swallowed, do not induce vomitting; seek medical advice immediately and show this container or label. |
UN IDs | UN 1993 3/PG 2 |
WGK Germany | 3 |
HS Code | 29021990 |
Hazard Class | 3.1 |
Packing Group | II |
colorless transparent liquid, melting point -111. 31 °c. Boiling point 131.8 °c. The relative density was 0.7880. Refractive index 4330. Flash point 35 °c. Spontaneous ignition point 262. The vapor pressure was 13. 33kPa at 20 °c. Combustion calorific value 4873770J/mol. Insoluble in water, with alcohol, ether, acetone and benzene, carbon tetrachloride miscible.
ethylbenzene is obtained by hydrogenation at 200~300 ° C. Under the catalysis of nickel or platinum.
A raw material for organic synthesis, used as a solvent, a standard substance for chromatographic analysis, and the like. It is also used as a metal surface treatment agent.
LogP | 4.56 at 25℃ |
NIST chemical information | Information provided by: webbook.nist.gov (external link) |
EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
Use | Used as a raw material for organic synthesis, used as a solvent, chromatographic analysis standard substance, etc., and also used as a metal surface treatment agent Organic synthesis source. Used as solvent, chromatographic analysis standard substance, etc. Also used as metal surface treatment agent, |
Production method | Ethylbenzene is hydrogenated at 200-300°C under nickel or platinum catalysis. |
spontaneous combustion temperature | 504 °F |