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Merck
CN

19445

Triethyl phosphate

PESTANAL®, analytical standard

Synonym(s):

Ethyl phosphate

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About This Item

Linear Formula:
(C2H5O)3PO
CAS Number:
78-40-0
Molecular Weight:
182.15
EC Number:
201-114-5
UNSPSC Code:
41116107
MDL number:
MFCD00009077
Beilstein/REAXYS Number:
1705772

Key Documents

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InChI key

DQWPFSLDHJDLRL-UHFFFAOYSA-N

InChI

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

SMILES string

CCOP(=O)(OCC)OCC

grade

analytical standard

vapor density

6.28 (vs air)

vapor pressure

1 mmHg ( 40 °C)

product line

PESTANAL®

assay

≥99.0% (GC)

form

liquid

autoignition temp.

845 °F

shelf life

limited shelf life, expiry date on the label

expl. lim.

10 %

refractive index

n20/D 1.402-1.408, n20/D 1.403 (lit.)

bp

215 °C (lit.)

density

1.072 g/mL at 25 °C (lit.)

application(s)

environmental

Quality Level

100

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Application

Triethyl phosphate may be used as an analytical reference standard for the quantification of the analyte in air samples, fish, indoor dust, and dryer lint using chromatography techniques.

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

Legal Information

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

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H302,H319

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2

Storage Class

10 - Combustible liquids

wgk

WGK 1

flash_point_f

240.8 °F - closed cup

flash_point_c

116 °C - closed cup

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Certificates of Analysis (COA)

Lot/Batch Number
BCCK3991
BCCD4388
BCCC6215
BCBV6801

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Analytical developments and preliminary assessment of human exposure to organophosphate flame retardants from indoor dust
Eede dVN, et al.
Environment International, 37(2), 1291-1303 (2011)
Evaluation of solid-phase microextraction with PDMS for air sampling of gaseous organophosphate flame-retardants and plasticizers
Isetun S, et al.
Analytical and Bioanalytical Chemistry, 380(2), 319-324 (2004)
Air sampling of organophosphate triesters using SPME under non-equilibrium conditions
Isetun S, et al.
Analytical and Bioanalytical Chemistry, 378(7), 1847-1853 (2004)
Non-target analysis of household dust and laundry dryer lint using comprehensive two-dimensional liquid chromatography coupled with time-of-flight mass spectrometry
Ouyang X, et al.
Chemosphere, 166(28), 431-437 (2017)
Yin-E Liu et al.
Journal of chromatography. A, 1532, 68-73 (2017-12-13)
An analytical method has been developed for measuring 12 organophosphorus flame retardants (PFRs) in fish tissue samples. After the Soxhlet extraction of PFRs with dichloromethane. The experimental parameters of the clean-up were systematically optimized. Methanol was found to be a

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