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Structure of 18642-94-9
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This siloxane features two octyl chains flanking a disiloxane backbone, delivering exceptional thermal stability and low surface tension. Its tetramethyl substitution enhances hydrophobicity and resistance to oxidative degradation, making it ideal for use as a silicone-based surfactant or additive in high-performance coatings and lubricants.
1,1,3,3-Tetramethyl-1,3-dioctyldisiloxane serves as a stable, bench-friendly silyl protecting group reagent, enabling selective protection of alcohols and amines under mild conditions. Its steric bulk enhances functional group tolerance and facilitates straightforward deprotection with fluoride sources, making it particularly useful in complex molecule synthesis where orthogonal protection strategies are required.
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Lot numbers can be found on the outside label of a product: