(9E,12E,15E)-9,12,15-Octadecatrienoic acid(CAS: 68153-38-8)

(9E,12E,15E)-9,12,15-Octadecatrienoic acid is a colorless to light yellow liquid with a specific gravity of 0.916 and a molecular weight of approximately 264.44 g/mol. It has a limited solubility in water but is soluble in organic solvents like ethanol and acetone. The compound is relatively stable under normal conditions but can react with strong oxidizing agents. It is not inherently flammable but should be handled with care due to its reactivity.

(9E,12E,15E)-9,12,15-Octadecatrienoic acid can be synthesized through the hydrogenation of 9,12,15-heptatriacontatrienoic acid or through the reduction of (9Z,12Z,15Z)-9,12,15-heptatriacontatrienoic acid. Common catalysts include palladium on carbon or rhodium complexes. The yield is typically around 80-90%, and the process is carried out in the presence of a suitable solvent under controlled temperature and pressure conditions.

(9E,12E,15E)-9,12,15-Octadecatrienoic acid finds applications in the pharmaceutical industry for the synthesis of certain medications, in the polymer industry as a monomer or additive, and in the sensor industry for its use in chemical sensors. It is also used in the semiconductor industry as an intermediate in the fabrication of electronic devices.

When handling (9E,12E,15E)-9,12,15-Octadecatrienoic acid, it is important to wear appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Always store the compound in a cool, dry place away from direct sunlight and heat sources. Use a fume hood when mixing or reacting with the compound. In case of spillage, immediately clean up using appropriate cleaning agents and consult the Safety Data Sheet (SDS) for specific disposal instructions. Ensure good ventilation and avoid inhalation or skin contact. Always follow the guidelines provided in the SDS.