Triethyl phosphate(TEP) - ≥99.5% , CAS No.78-40-0

CAS: 78-40-0 Cat. No.: T103503 Formula: C6H15O4P Molecular Weight: 182.15 Beilstein Registry Number: 1705772 EC Number: 201-114-5
AVAILABLE TO ORDER
GRADE & PURITY ≥99.5%
Synonyms
BP-31112 | EN300-19166 | QIH4K96K7J | A865040 | AKOS000120082 | NSC2677 | NSC-2677 | SCHEMBL21887 | Z104473010 | TRIETHYL PHOSPHATE [WHO-DD] | UNII-QIH4K96K7J | Triethyl phosphate, analytical standard | Triethyl phosphate, Vetec(TM) reagent grade, 98% | H
Storage
Room temperature,Desiccated
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
100ml
T103503-100ml
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1 In stock

€10.33

€12.93
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500ml
T103503-500ml
3 In stock
4 In stock

€22.47

€34.62
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Why this grade

≥99.5% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Desiccated Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 171 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Slightly hygroscopic, soluble in water, but gradually decomposes with increasing temperature. Easy to dissolve in various organic solvents such as ethanol, ether, acetone, esters, benzene, aliphatic hydrocarbons, aromatic hydrocarbons, and chlorinated hydrocarbons. Has a mild odor. It is very stable at room temperature and extremely difficult to burn. It is stimulating. High boiling point solvent, catalyst for vinyl ketone production, ethylation reagent, solvent for nitrocellulose and cellulose acetate.

Specifications

Synonyms
BP-31112 | EN300-19166 | QIH4K96K7J | A865040 | AKOS000120082 | NSC2677 | NSC-2677 | SCHEMBL21887 | Z104473010 | TRIETHYL PHOSPHATE [WHO-DD] | UNII-QIH4K96K7J | Triethyl phosphate, analytical standard | Triethyl phosphate, Vetec(TM) reagent grade, 98% | H
Specifications & Purity
≥99.5%
Storage
Room temperature,Desiccated
Shipped In
Normal
Purity
≥99.5%
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/504751113
Canonical Smiles
CCOP(=O)(OCC)OCC
IUPAC Name
triethyl phosphate
InChIKey
DQWPFSLDHJDLRL-UHFFFAOYSA-N
INCHI
1S/C6H15O4P/c1-4-8-11(7,9-5-2)10-6-3/h4-6H2,1-3H3
Isomeric SMILES
CCOP(=O)(OCC)OCC
WGK Germany
1
RTECS
TC7900000
UN Number
3265
Packing Group
I
Molecular Weight
182.15
Beilstein
1705772

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassOrganic phosphoric acids and derivatives
SubclassPhosphate esters
Intermediate Tree Nodes Alkyl phosphates
Direct ParentTrialkyl phosphates
Alternative Parents Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Trialkyl phosphate - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as trialkyl phosphates. These are organic compounds containing a phosphate group that is linked to exactly three alkyl chains.
External Descriptors a small molecule
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
TSHR Tclin Thyroid stimulating hormone receptor (29986 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Plasmodium falciparum (966862 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

79 results found

Lot NumberCertificate TypeDateItem
F2622182Certificate of AnalysisJun 15, 2026 T103503
F2622183Certificate of AnalysisJun 15, 2026 T103503
F2622184Certificate of AnalysisJun 15, 2026 T103503
F2622185Certificate of AnalysisJun 15, 2026 T103503
D2630041Certificate of AnalysisApr 27, 2026 T103503
D2630042Certificate of AnalysisApr 27, 2026 T103503
D2630043Certificate of AnalysisApr 27, 2026 T103503
D2602132Certificate of AnalysisMar 27, 2026 T103503
D2602130Certificate of AnalysisMar 27, 2026 T103503
D2602133Certificate of AnalysisMar 27, 2026 T103503
D2602134Certificate of AnalysisMar 27, 2026 T103503
B2606230Certificate of AnalysisFeb 04, 2026 T103503
B2606228Certificate of AnalysisFeb 04, 2026 T103503
B2606227Certificate of AnalysisFeb 04, 2026 T103503
A2616689Certificate of AnalysisJan 14, 2026 T103503
A2616692Certificate of AnalysisJan 14, 2026 T103503
A2616691Certificate of AnalysisJan 14, 2026 T103503
A2616690Certificate of AnalysisJan 14, 2026 T103503
L2518127Certificate of AnalysisDec 09, 2025 T103503
L2518130Certificate of AnalysisDec 09, 2025 T103503
L2518618Certificate of AnalysisDec 09, 2025 T103503
J2516341Certificate of AnalysisOct 10, 2025 T103503
J2516340Certificate of AnalysisOct 10, 2025 T103503
J2516339Certificate of AnalysisOct 10, 2025 T103503
J2516338Certificate of AnalysisOct 10, 2025 T103503
I2509899Certificate of AnalysisSep 03, 2025 T103503
I2509898Certificate of AnalysisSep 03, 2025 T103503
I2509900Certificate of AnalysisSep 03, 2025 T103503
I2509901Certificate of AnalysisSep 03, 2025 T103503
G2524130Certificate of AnalysisJul 17, 2025 T103503
G2524521Certificate of AnalysisJul 17, 2025 T103503
G2524520Certificate of AnalysisJul 17, 2025 T103503
G2524153Certificate of AnalysisJul 17, 2025 T103503
G2524131Certificate of AnalysisJul 17, 2025 T103503
G2509246Certificate of AnalysisJun 27, 2025 T103503
G2509247Certificate of AnalysisJun 27, 2025 T103503
G2509248Certificate of AnalysisJun 27, 2025 T103503
G2509244Certificate of AnalysisJun 27, 2025 T103503
K2408307Certificate of AnalysisNov 02, 2024 T103503
K2408306Certificate of AnalysisNov 02, 2024 T103503
K2408305Certificate of AnalysisNov 02, 2024 T103503
K2408303Certificate of AnalysisNov 02, 2024 T103503
K2408304Certificate of AnalysisNov 02, 2024 T103503
J2422001Certificate of AnalysisOct 16, 2024 T103503
J2422002Certificate of AnalysisOct 16, 2024 T103503
J2422005Certificate of AnalysisOct 16, 2024 T103503
J2422003Certificate of AnalysisOct 16, 2024 T103503
I2426143Certificate of AnalysisSep 21, 2024 T103503
I2426144Certificate of AnalysisSep 21, 2024 T103503
I2426149Certificate of AnalysisSep 21, 2024 T103503
I2426150Certificate of AnalysisSep 21, 2024 T103503
I2426151Certificate of AnalysisSep 21, 2024 T103503
I2426178Certificate of AnalysisSep 21, 2024 T103503
D2422063Certificate of AnalysisApr 28, 2024 T103503
D2402470Certificate of AnalysisMar 22, 2024 T103503
D2402468Certificate of AnalysisMar 22, 2024 T103503
D2402469Certificate of AnalysisMar 22, 2024 T103503
J2318686Certificate of AnalysisOct 12, 2023 T103503
J2318687Certificate of AnalysisOct 12, 2023 T103503
J2318718Certificate of AnalysisOct 12, 2023 T103503
D23231155Certificate of AnalysisApr 12, 2023 T103503
D23231187Certificate of AnalysisApr 12, 2023 T103503
H2301094Certificate of AnalysisApr 12, 2023 T103503
D23231184Certificate of AnalysisApr 12, 2023 T103503
D23231161Certificate of AnalysisApr 12, 2023 T103503
K2222144Certificate of AnalysisNov 07, 2022 T103503
K2222162Certificate of AnalysisNov 07, 2022 T103503
K2222242Certificate of AnalysisNov 07, 2022 T103503
H2201042Certificate of AnalysisJul 15, 2022 T103503
H2201043Certificate of AnalysisJul 15, 2022 T103503
H2201044Certificate of AnalysisJul 15, 2022 T103503
F2221096Certificate of AnalysisJun 02, 2022 T103503
F2221084Certificate of AnalysisJun 02, 2022 T103503
F2221093Certificate of AnalysisJun 02, 2022 T103503
F2221097Certificate of AnalysisJun 02, 2022 T103503
C2205552Certificate of AnalysisFeb 14, 2022 T103503
C2205546Certificate of AnalysisFeb 14, 2022 T103503
C2205540Certificate of AnalysisFeb 14, 2022 T103503
C2205539Certificate of AnalysisFeb 14, 2022 T103503
Chemical and Physical Properties
SolubilityFully miscible in water at 20°C;Solubility in alcohol,benzene,ether
SensitivityMoisture sensitive.
x_refractive_index1.406
x_flash_point_drop_fahrenheit231.8℉
x_flash_point_drop_centigrade111℃
x_boil_point_char215°C
x_melt_point_char-56°C
Molecular Weight182.150 g/mol
XLogP30.800
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count6
Exact Mass182.071 Da
Monoisotopic Mass182.071 Da
Topological Polar Surface Area44.800 Ų
Heavy Atom Count11
Formal Charge0
Complexity113.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

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