nona-1,8-diene - Names and Identifiers
nona-1,8-diene - Physico-chemical Properties
Molecular Formula | C9H16
|
Molar Mass | 124.22 |
Density | 0.74 g/mL at 25 °C (lit.) |
Melting Point | -70.83°C (estimate) |
Boling Point | 141-142 °C (lit.) |
Flash Point | 26 °C |
Vapor Density | >1 (vs air) |
Storage Condition | Flammables area |
Refractive Index | 1.4265-1.4285 |
MDL | MFCD00008669 |
Physical and Chemical Properties | EPA Chemical Information 1,8-Nonadiene (4900-30-5) |
nona-1,8-diene - Risk and Safety
Hazard Symbols | Xi - Irritant
|
Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin.
R10 - Flammable
|
Safety Description | S37/39 - Wear suitable gloves and eye/face protection
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S16 - Keep away from sources of ignition.
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
|
UN IDs | 1993 |
WGK Germany | 3 |
TSCA | Yes |
Hazard Class | 3.2 |
Packing Group | III |
nona-1,8-diene - Upstream Downstream Industry
nona-1,8-diene - Introduction
1,8-nonadiene is a colorless liquid with a special smell. Its molecular formula is C9H16 and its molecular weight is 124.22g/mol. It is an olefinic compound with two non-conjugated double bonds. It is soluble in organic solvents such as ethanol, ethyl ether and petroleum ether.
1,8-nonadiene has many uses in industry. It is often used as a raw material and intermediate in organic chemical synthesis. It can be used to synthesize other organic compounds, such as like liquid crystal materials, polymers and coatings. In addition, it can also be used as a solvent and an extraction agent.
1,8-nonadiene has two main preparation methods. One is prepared by the reaction between 1-octene and 1,8-Dibromooctane. The other is obtained by chemical reactions such as acid-catalyzed hydrogenation, cracking and deoxygenation of cycloheptene.
When using 1,8-nonadiene, you need to pay attention to its safety. It is a flammable liquid that can cause fire and explosion. Therefore, avoid exposure to open flames and high temperatures during storage and use. In addition, it is irritating and may cause damage to the skin, eyes and respiratory system. If contact with skin or eyes, rinse quickly with plenty of water and seek medical help. Personal protective equipment such as protective gloves, goggles and protective clothing are required when handling 1,8-nonadiene. Be sure to operate in a well-ventilated environment to reduce the inhalation of vapors.
In General, 1,8-nonadiene is an important organic compound with a wide range of applications and certain safety risks, and needs to be used and handled under the correct conditions.
Last Update:2024-04-10 22:29:15