Overview
3-Octadecene is a long-chain unsaturated hydrocarbon with the molecular formula C18H36. It is classified as an alkene due to the presence of a double bond at the 3-position. This compound is primarily used in industrial applications, including the production of lubricants and plasticizers, as well as serving as an intermediate in chemical synthesis. Its hydrophobic nature and stability make it suitable for various formulations where water resistance and durability are required. The compound is typically synthesized through catalytic processes involving the oligomerization of shorter-chain alkenes.
Physical and Chemical Properties
3-Octadecene is a colorless to pale yellow liquid at room temperature, with a density of approximately 0.79 g/cm³. It has a boiling point range of 320-330°C, making it relatively stable under high-temperature conditions. The compound is insoluble in water but readily dissolves in common organic solvents such as hexane, toluene, and dichloromethane. One of its key chemical properties is the presence of a double bond, which allows it to participate in addition reactions, such as hydrogenation or halogenation. This reactivity is often exploited in chemical synthesis to produce derivatives with modified properties.
Main Applications
3-Octadecene is widely used in the production of industrial lubricants due to its ability to reduce friction and wear in mechanical systems. Its long hydrocarbon chain provides excellent film-forming properties, which enhance lubrication efficiency. In addition to lubricants, it serves as a plasticizer in polymer formulations, improving flexibility and durability. The compound is also utilized as an intermediate in the synthesis of surfactants, coatings, and other specialty chemicals. Its versatility makes it a valuable component in various industrial processes.
Safety and Storage
While 3-Octadecene is not classified as highly hazardous, it is important to handle it with care. Prolonged exposure to the skin or eyes may cause irritation, and inhalation of vapors should be avoided. Proper personal protective equipment (PPE), such as gloves and goggles, is recommended when handling the compound. Storage should be in a cool, dry place, away from direct sunlight and oxidizing agents. Containers should be tightly sealed to prevent contamination and evaporation. In case of spills, absorb with inert material and dispose of according to local regulations.
B2B Procurement Guide
When procuring 3-Octadecene, it is essential to verify the purity and consistency of the product, as these factors can significantly impact performance in industrial applications. Reputable suppliers should provide certificates of analysis (CoA) to confirm specifications. Bulk purchasing may offer cost advantages, but buyers should also consider storage capacity and shelf-life. It is advisable to establish long-term relationships with reliable suppliers to ensure consistent quality and availability. Additionally, inquire about custom formulations or grades tailored to specific industrial needs.