C22H31O3P
374.5 g/mol
Industrial ChemicalWarning
Isodecyl diphenyl phosphite
CAS26544-23-0EC247-777-4
Category
Industrial Chemical
Compound Class
Other
Primary Use
Plastic antioxidant and stabilizer
Isodecyl diphenyl phosphite is an organophosphorus compound employed primarily as an antioxidant and stabilizer in plastic materials. It functions by decomposing hydroperoxides and protecting polymer chains from oxidative degradation during processing and end use.
Antioxidant for plastic polymersStabilizer in plastic manufacturing
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ReferenceSame Category
Dihydro-3-(tetrapropenyl)furan-2,5-dione
CAS26544-38-7
Crosslinking agent and binder
ReferenceSame Category
Poly(ethylene glycol) diacrylate
CAS26570-48-9
polyethylene glycol crosslinker monomer
ReferenceSame Category
Methyltetrahydrophthalic anhydride
CAS26590-20-5
Hardener in epoxy resin systems
ReferenceSame Category
Sodium azide
CAS26628-22-8
propellant in airbags and azide intermediate
Referencesame scaffold
2-ethylhexyl diphenyl phosphite
CAS15647-08-2
Plastic additive
Safety Reference
Warning
H317May cause an allergic skin reaction
H373May cause damage to organs through prolonged or repeated exposure
H411Toxic to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for Isodecyl diphenyl phosphite (CAS 26544-23-0) is 2920.29.
HS code (international, 6-digit)
2920.29
EU CN code (8-digit)
2920 29 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
8-methylnonyl diphenyl phosphite
InChIKey
ADRNSOYXKABLGT-UHFFFAOYSA-N
SMILES
CC(C)CCCCCCCOP(OC1=CC=CC=C1)OC2=CC=CC=C2
Synonyms (15)
- ADK STAB 135A
- Chelex MD
- DOVERPHOS 8
- Diphenyl isodecyl phosphite
- Isodecyl diphenyl phosphite
- Mark 135A
- PHOSCLERE T 26
- Phoselere T 26
- Weston DPDP
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