1,3,6-Tri-O-stearoylhexitol(CAS: 26658-19-5)

1,3,6-Tri-O-stearoylhexitol (CAS: 26658-19-5) is a white crystalline solid with a high molecular weight. It has a melting point around 160-162°C. This compound is poorly soluble in water but soluble in organic solvents like ethanol and acetone. Its reactivity is low due to the presence of long fatty acid chains, which make it stable under normal conditions. It is not flammable and has a low risk of reactivity with common laboratory reagents.

1,3,6-Tri-O-stearoylhexitol (CAS: 26658-19-5) is synthesized through a transesterification reaction involving hexitol and stearic acid. The reaction is typically catalyzed by a solid acid or a metal catalyst. The process involves heating hexitol with stearic acid in the presence of the catalyst to produce the tri-O-ester. The yield is around 90%, and the selectivity is high, with minimal by-products formed.

1,3,6-Tri-O-stearoylhexitol (CAS: 26658-19-5) is used in the pharmaceutical industry for the production of drug delivery systems and as a stabilizer in formulations. It also finds applications in the polymer industry as a compatibilizer and in sensor technology as a component in sensitive devices. Additionally, it can be used in the semiconductor industry as a surface modifier.

When handling 1,3,6-Tri-O-stearoylhexitol (CAS: 26658-19-5), proper personal protective equipment (PPE) should be used, including gloves and laboratory coat. It should be stored in a dry, cool, and well-ventilated area away from direct sunlight and heat sources. In case of a spill, it should be cleaned up using appropriate materials, and the area should be thoroughly cleaned. Always refer to the Safety Data Sheet (SDS) for specific handling and disposal instructions.