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

From Wikipedia, the free encyclopedia

Tris(2,4-di-tert-butylphenyl)phosphite
Names
Preferred IUPAC name
Tris(2,4-di-tert-butylphenyl) phosphite
Other names
  • Plastic additive 12
  • Irgafos 168
  • Alkanox 240
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.046.084 Edit this at Wikidata
EC Number
  • 250-709-6
UNII
  • InChI=1S/C42H63O3P/c1-37(2,3)28-19-22-34(31(25-28)40(10,11)12)43-46(44-35-23-20-29(38(4,5)6)26-32(35)41(13,14)15)45-36-24-21-30(39(7,8)9)27-33(36)42(16,17)18/h19-27H,1-18H3
    Key: JKIJEFPNVSHHEI-UHFFFAOYSA-N
  • CC(C)(C)C1=CC(=C(C=C1)OP(OC2=C(C=C(C=C2)C(C)(C)C)C(C)(C)C)OC3=C(C=C(C=C3)C(C)(C)C)C(C)(C)C)C(C)(C)C
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).

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

  1. ^ Rainer Wolf; Bansi Lal Kaul (2000). "Plastics, Additives". Ullmann's Encyclopedia Of Industrial Chemistry. doi:10.1002/14356007.a20_459. ISBN 3527306730.
This page was last edited on 26 April 2021, at 04:35
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