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Structure of 67845-93-6
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Hexadecyl 3,5-di-tert-butyl-4-hydroxybenzoate is a sterically shielded phenolic antioxidant featuring a long alkyl chain that enhances compatibility with hydrophobic matrices. The para-hydroxyl group delivers radical-scavenging activity, while the ortho-di-tert-butyl substitution prevents oxidation and ensures prolonged stability in polymer and lubricant systems under thermal stress.
Hexadecyl 3,5-di-tert-butyl-4-hydroxybenzoate functions as a stable, long-chain antioxidant ester, enabling effective radical scavenging in high-temperature and oxidative environments. Its tert-butyl substituents enhance steric protection of the phenolic OH group, while the hexadecyl chain provides excellent solubility in organic matrices and facilitates purification via crystallization or column chromatography. This compound serves as a robust additive in polymer stabilization and lubricant formulations.
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GHS Pictogram :
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GHS No : GHS07
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Signal Word : Warning
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UN#: N/A
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Class : N/A
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Packing Group : N/A
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Hazard Statements : H302-H315-H319-H335
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Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P330-P362+P364-P405-P501
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Lot numbers can be found on the outside label of a product: