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O,O'-Dioctadecylpentaerythritol bis(phosphite)

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O,O'-Dioctadecylpentaerythritol bis(phosphite) Basic information

Product Name:
O,O'-Dioctadecylpentaerythritol bis(phosphite)
Synonyms:
  • -2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane
  • 3,9-Bis(octadecyloxy)
  • Distearylpentaerythritol Diphosphite
  • Distearyl Pentaerythrityl Diphsophite
  • Weston 618
  • 2,4,8,10-Tetraoxa-3,9-diphosphaspiro5.5undecane, 3,9-bis(octadecyloxy)-
  • CYCLICNEOPENTANETETRAYLBIS(OCTADECYLPHOSPHITE)
  • AO-118
CAS:
3806-34-6
MF:
C41H82O6P2
MW:
733.03
EINECS:
223-276-6
Product Categories:
  • Polymer Additives
  • Polymer Science
  • Stabilizers
Mol File:
3806-34-6.mol
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O,O'-Dioctadecylpentaerythritol bis(phosphite) Chemical Properties

Melting point:
44-47 °C(lit.)
Boiling point:
692.2±55.0 °C(Predicted)
Density 
1.05[at 20℃]
vapor pressure 
0Pa at 25℃
Flash point:
>230 °F
storage temp. 
2-8°C
Water Solubility 
330ng/L at 25℃
InChIKey
PZRWFKGUFWPFID-UHFFFAOYSA-N
SMILES
C1C2(COP(OCCCCCCCCCCCCCCCCCC)OC2)COP(OCCCCCCCCCCCCCCCCCC)O1
LogP
16.4 at 25℃
EPA Substance Registry System
2,4,8,10-Tetraoxa-3,9-diphosphaspiro[5.5]undecane, 3,9-bis(octadecyloxy)- (3806-34-6)
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Safety Information

WGK Germany 
3
HS Code 
29092000
Hazardous Substances Data
3806-34-6(Hazardous Substances Data)

MSDS

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O,O'-Dioctadecylpentaerythritol bis(phosphite) Usage And Synthesis

Uses

Color stabilizer for polymers

General Description

3,9-Bis(octadecyloxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane is a diphosphaspiro compound which contains two phosphorus atoms and can be used as an antioxidant and as a reducing agent.

Flammability and Explosibility

Non flammable

O,O'-Dioctadecylpentaerythritol bis(phosphite) Preparation Products And Raw materials

Raw materials

O,O'-Dioctadecylpentaerythritol bis(phosphite)Supplier

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