Tris(2,4-di-tert-butylphenyl)phosphite

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Tris(2,4-di-tert-butylphenyl)phosphite
BigPhosphite31570-04-4.png
Names
Other names
  • Plastic additive 12
  • Irgafos 168
  • Alkanox 240
Identifiers
3D model (JSmol)
ChemSpider
EC Number 250-709-6
UNII
Properties
C42H63O3P
Molar mass 646.94 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).
Infobox references

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]

References[edit]

  1. ^ Rainer Wolf; Bansi Lal Kaul (2000). "Plastics, Additives". Ullmann's Encyclopedia of Industrial Chemistry. Ullmann's Encyclopedia Of Industrial Chemistry. doi:10.1002/14356007.a20_459. ISBN 3527306730.