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CAS 78-40-0

CAS 78-40-0 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 78-40-0
CAS 78-40-0PubChem CID 6535

Triethyl Phosphate

Triethyl phosphate is a trialkyl phosphate that is the triethy ester derivative of phosphoric acid. It is functionally related to an ethanol. — ChEBI

IUPAC name
triethyl phosphate
Molecular formula
C6H15O4P
Molecular weight
182.15 g/mol
Exact mass
182.07079595 Da
XLogP3
0.8
Topological polar surface area
44.8 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
4
Covalent units
1
Defined stereocentres
0

Also known as

TriethylphosphateTris(ethyl) phosphateTriethoxyphosphine oxidePhosphoric acid, triethyl esterTriethylfosfatEthyl phosphate ((EtO)3PO)o-Phosphoric acid triethyl esterQIH4K96K7J
16 more reported names
NSC-2677CHEBI:45927201-114-5RefChem:191513Ethyl phosphatePhosphoric Acid Triethyl EsterTEPC6H15O4PNSC 2677Triethylfosfat [Czech]CAS-78-40-0CCRIS 4882HSDB 2561EINECS 201-114-5UNII-QIH4K96K7JBRN 1705772
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External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 78-40-0

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How CAS 78-40-0 is used on this site

CAS 78-40-0 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 78-40-0 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.