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441775

Sigma-Aldrich

3,9-Bis(octadecyloxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane

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Synonym(s):
Cyclic neopentanetetraylbis(octadecyl phosphite), Dioctadecyl pentaerythritol diphosphite, Distearyl pentaerythritol diphosphite, Phosphorous acid, dicyclic ester with pentaerythritol, dioctadecyl ester
Empirical Formula (Hill Notation):
C41H82O6P2
CAS Number:
Molecular Weight:
733.03
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

form

solid

mp

44-47 °C (lit.)

SMILES string

CCCCCCCCCCCCCCCCCCOP1OCC2(CO1)COP(OCCCCCCCCCCCCCCCCCC)OC2

InChI

1S/C41H82O6P2/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-31-33-35-42-48-44-37-41(38-45-48)39-46-49(47-40-41)43-36-34-32-30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h3-40H2,1-2H3

Inchi Key

PZRWFKGUFWPFID-UHFFFAOYSA-N

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1 of 4

This Item
3814624422168.00551
Triphenyl phosphite for synthesis

Sigma-Aldrich

8.00551

Triphenyl phosphite

mp

44-47 °C (lit.)

mp

-

mp

229-232 °C (lit.)

mp

-

Quality Level

100

Quality Level

200

Quality Level

100

Quality Level

200

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.

Application

Color stabilizer for polymers

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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