1,5-HEPTADIENE - Names and Identifiers
1,5-HEPTADIENE - Physico-chemical Properties
| Molecular Formula | C7H12
|
| Molar Mass | 96.17 |
| Density | 0.72 |
| Melting Point | -105.67°C (estimate) |
| Boling Point | 94.25°C |
| Flash Point | -3 °C |
| Refractive Index | 1.4180-1.4210 |
1,5-HEPTADIENE - Risk and Safety
| Hazard Class | 3 |
| Packing Group | II |
1,5-HEPTADIENE - Upstream Downstream Industry
1,5-HEPTADIENE - Introduction
1,5-Heptadiene is a straight chain olefin consisting of seven carbon atoms with two unsaturated double bonds, located on the first and fifth carbon atoms, respectively. This compound exists in two isomers: the cis isomer and the trans isomer. In the cis isomer, the alkene groups of the two double bonds are on the same side, while in the trans isomer, they are on opposite sides.
1,5-Heptadiene has a relatively low boiling point and melting point, and is soluble in many organic solvents, such as ethanol, diethyl ether and dimethylformamide. It is easy to polymerize, so it is often used as a reaction intermediate or catalyst in chemical reactions.
This compound has a wide range of applications in the chemical industry. It can be used to synthesize other organic compounds, such as polycyclic aromatic hydrocarbons, drugs and dyes. In addition, it can also be used as a research compound to understand the chemical reaction of double bonds or to perform configuration analysis.
A common method for preparing 1,5-heptadiene is obtained by cracking a long-chain hydrocarbon alkane, such as polybutadiene via pyrolysis or catalytic cracking reaction.
Regarding safety information, 1,5-heptadiene is a flammable substance and should be kept away from open flames and high temperatures. Flammable mixtures with air are explosive. Appropriate fire and explosion prevention measures should be taken during operation, and good ventilation should be ensured. At the same time, avoid skin contact and inhalation, and use personal protective equipment such as gloves and respiratory protection. It is necessary to pay attention to safety during handling and storage, and to handle according to local rules and regulations.
Last Update：2024-04-09 21:11:58