Agent Name

Distearyl pentaerythritol diphosphite

CAS Number

3806-34-6

Formula

C41-H82-O6-P2

Major Category

Other Classes

Synonyms

2,4,8,10-Tetraoxa-3,9-diphosphaspiro(5.5)undecane, 3,9-bis(octadecyloxy)-; O,O'-Dioctadecylpentaerythritol bis(phosphite); [ChemIDplus]

Category

Phosphite Compounds

Description

White waxy flakes; [MSDSonline]

Sources/Uses

Used as a color and molecular weight stabilizer for polyolefins, polyesters, elastomers, styrenics, engineering thermoplastics, and adhesive formulations; Also used as a commercial antioxidant; [HSDB]

Comments

10% concentration in cottonseed oil is a mild eye irritant in rabbits; [HSDB]

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