C18H15O3P
310.3 g/mol
Industrial ChemicalWarning
TRIPHENYL PHOSPHITE
CAS101-02-0EC202-908-4
Category
Industrial Chemical
Compound Class
Aromatic
Primary Use
Antioxidant and stabilizer for plastics
Triphenyl phosphite is an organophosphorus compound that appears as a colorless viscous liquid. It is primarily used as an antioxidant and stabilizer for plastics.
Antioxidant for plasticsStabilizer for plastics
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
N,N-dibenzylethanolamine
CAS101-06-4
chemical intermediate
ReferenceSame Category
3-{[Ethyl(phenyl)amino]methyl}benzenesulfonic acid
CAS101-11-1
sulfonic acid intermediate for dyes
ReferenceSame Category
4,4'-methylenebis(2-chloroaniline)
CAS101-14-4
Curing agent for polyurethane and epoxy resins
ReferenceSame Category
Triallyl cyanurate
CAS101-37-1
Rubber processing aid and crosslinking agent
Referencesame scaffold
Tris(nonylphenyl)phosphite
CAS26523-78-4
antioxidant stabilizer for plastics
Referencesame scaffold
Tris(2,4-di-tert-butylphenyl)phosphite
CAS31570-04-4
antioxidant for plastics
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H302Harmful if swallowed
H317May cause an allergic skin reaction
H373May cause damage to organs through prolonged or repeated exposure
H312Harmful in contact with skin
H320Causes eye irritation
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for TRIPHENYL PHOSPHITE (CAS 101-02-0) 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
triphenyl phosphite
InChIKey
HVLLSGMXQDNUAL-UHFFFAOYSA-N
SMILES
C1=CC=C(C=C1)OP(OC2=CC=CC=C2)OC3=CC=CC=C3
Synonyms (36)
- EFED
- (PhO)3P
- ADK Stab TPP
- ANTIOXIDANT TPPI
- Advance TPP
- Doverphos 10
- Doverphos 10-HR
- Lankromark LE65
- Mellite 310
- P 36
- P 36 (stabilizer)
- P(OPh)3
- Phenyl phosphite
- Phenyl phosphite ((C6H5O)3P)
- Phenyl phosphite, (PhO)3P
- Phosclere T 36
- Stabilizer P 36
- Sumilizer TPP-R
- Sumilizer TTP-R
- TP 1 (plasticizer)
- TPP (VAN)
- TPP (plasticizer)
- TRIPHENYL PHOSPHITE
- Tenofovir Impurity 140
- Trifenoxyfosfin
- Trifenoxyfosfin [Czech]
- Trifenylfosfit
- Trifenylfosfit [Czech]
- Triphenoxyphosphine
- Triphenyl Phosphite (TPPi)
- Tris(phenoxy)phosphine
- Weston EGTPP
- Weston TPP
- triphelyn phosphite
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