C6H15O4P
182.15 g/mol
Industrial ChemicalWarning
TRIETHYL PHOSPHATE
CAS78-40-0EC201-114-5
Category
Industrial Chemical
Compound Class
Ester
Primary Use
plasticizer and flame retardant
Triethyl phosphate is a colorless, corrosive liquid that is combustible and slowly dissolves in water. It is primarily used as a plasticizer and flame retardant in resins, plastics, and gums.
plasticizer for resins, plastics, and gumsflame retardantsolvent and desensitizing agent for peroxides
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
StrongForm Family
Triethyl citrate
CAS77-93-0
emulsifier and plasticizer
ApplicationSame Use
Phosphoric acid, trihexyl ester
CAS2528-39-4
plasticizer and flame retardant
ApplicationSame Use
Cresyl diphenyl phosphate
CAS26444-49-5
plasticizer and flame retardant
ReferenceSame Category
Tris(2-ethylhexyl)phosphate
CAS78-42-2
flame retardant and plasticizer
ReferenceSame Category
Dibutyl butylphosphonate
CAS78-46-6
solvent extraction agent for uranium
ReferenceSame Category
Tris(2-butoxyethyl) phosphate
CAS78-51-3
Plasticizer and flame retardant
ReferenceSame Category
Isophorone
CAS78-59-1
Solvent for coatings and resins
Safety Reference
Warning
H302Harmful if swallowed
H319Causes serious eye irritation
H336May cause drowsiness or dizziness
H361Suspected of damaging fertility or the unborn child
H371May cause damage to organs
Customs Tariff Classification
The international HS code for TRIETHYL PHOSPHATE (CAS 78-40-0) is 2919.90.
HS code (international, 6-digit)
2919.90
EU CN code (8-digit)
2919 90 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
triethyl phosphate
InChIKey
DQWPFSLDHJDLRL-UHFFFAOYSA-N
SMILES
CCOP(=O)(OCC)OCC
Synonyms (14)
- TEP
- Ethyl phosphate
- Ethyl phosphate ((EtO)3PO)
- O,O,O-Triethylphosphate
- TRIETHYL PHOSPHATE
- Triethoxyphosphine oxide
- Triethylfosfat
- Triethylfosfat [Czech]
- Tris(ethyl) phosphate
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