Overview
Octaphenyl Cyclotetrasiloxane IOTA-AKT (CAS: 546-56-5), with the molecular formula C48H40O4Si4, is a cornerstone in the realm of organosilicon chemistry. Its cyclic structure, denoted as [(C6H5)2SiO]4, and molecular weight of 793.18 g/mol, position it as a key intermediate in the synthesis of diverse organic compounds.

Physical and Chemical Attributes
This white powdered crystal exhibits remarkable purity, exceeding 99.0%, ensuring high-quality outcomes in chemical processes. Its melting point of 203-205 °C and boiling point of 334 °C highlight its thermal resilience, while a flash point of 200 °C ensures safe handling. IOTA-AKT's insolubility in water and solubility in organic solvents like toluene and xylene facilitate seamless integration into various reaction media.

Advancements in Pharmaceutical and Silicone Synthesis
In pharmaceuticals, IOTA-AKT serves as a precursor for complex drug intermediates, enhancing bioavailability and stability. Its role in silicone chemistry is equally significant, enabling the production of high-temperature phenyl silicone oils used in demanding applications such as electrical insulation and automotive components. These oils offer superior thermal stability and electrical resistance, crucial for modern electronics and transportation.