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Merck
CN

538728

Triethyl phosphate

ReagentPlus®, ≥99.8%

Synonym(s):

TEP, Ethyl phosphate

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About This Item

Linear Formula:
(C2H5O)3PO
CAS Number:
Molecular Weight:
182.15
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
201-114-5
Beilstein/REAXYS Number:
1705772
MDL number:
Assay:
≥99.8%
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vapor density

6.28 (vs air)

Quality Segment

vapor pressure

1 mmHg ( 40 °C)

product line

ReagentPlus®

assay

≥99.8%

autoignition temp.

845 °F

expl. lim.

10 %

refractive index

n20/D 1.403 (lit.)

bp

215 °C (lit.)

density

1.072 g/mL at 25 °C (lit.)

functional group

phosphate

SMILES string

CCOP(=O)(OCC)OCC

InChI

1S/C6H15O4P/c1-4-8-11(7,9-5-2)10-6-3/h4-6H2,1-3H3

InChI key

DQWPFSLDHJDLRL-UHFFFAOYSA-N

General description

Triethyl phosphate is an alkyl phosphate. It participates in the thermal transformation of sodium acetate-2-C14 to n-butyl acetate-2-C14.

Application

  • Sensor Technology for Chemical Detection: Triethyl phosphate is utilized in the development of trisaryl phosphoric triamide-based resins for a quartz crystal microbalance sensor, enhancing the detection capabilities for sulfur mustard simulants, which is critical in chemical safety and environmental monitoring (Heo et al., 2024).
  • Flame-Retardant Bio-based Composites: Research highlights the use of triethyl phosphate in creating flame-retardant, energy-storage, and transparent bio-based composites, leveraging natural cellulose templates to enhance both safety and environmental sustainability (Li et al., 2024).
  • Environmental Biodegradation Studies: Triethyl phosphate is instrumental in a novel method for rapidly monitoring organophosphate flame retardants (OPFRs) by liquid-liquid extraction and gas chromatography-mass spectrometry, a significant advancement in environmental science for assessing biodegradation (Losantos et al., 2024).

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany


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Warning

hcodes

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2

Storage Class

10 - Combustible liquids

wgk

WGK 1

flash_point_f

266.0 °F - closed cup

flash_point_c

130 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter



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