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Chemical compound From Wikipedia, the free encyclopedia
Tris(2,4-di-tert-butylphenyl)phosphite is an organophosphorus compound with the formula [(C4H9)2C6H3O]3P. This white solid is a widely used stabilizer in polymers where it functions as an antioxidant as well as other roles. The compound is a phosphite ester derived from di-tert-butylphenol.[1]
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Names | |
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Preferred IUPAC name
Tris(2,4-di-tert-butylphenyl) phosphite | |
Other names
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Identifiers | |
3D model (JSmol) |
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ChemSpider | |
ECHA InfoCard | 100.046.084 |
EC Number |
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PubChem CID |
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UNII | |
CompTox Dashboard (EPA) |
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Properties | |
C42H63O3P | |
Molar mass | 646.937 g·mol−1 |
Appearance | white solid |
Melting point | 181–184 °C (358–363 °F; 454–457 K) |
<0.1 g/100g | |
Solubility in n-hexane | 14 g/100g |
Solubility in ethyl acetate | 5 g/100g |
Solubility in chloroform | 58 g/100g |
Solubility in toluene | 40 g/100g |
Solubility in methanol | <0.5 g/100g |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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