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Merck
CN

8.21141

Triethyl phosphate

greener alternative

for synthesis

Synonym(s):

Triethyl phosphate, Phosphoric acid triethyl ester, TEP

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About This Item

Linear Formula:
(C2H5O)3PO
CAS Number:
Molecular Weight:
182.15
UNSPSC Code:
12352108
EC Index Number:
201-114-5
NACRES:
NA.22
MDL number:
Assay:
≥99.0% (GC)
Form:
liquid
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vapor pressure

0.1 hPa ( 20 °C)

Quality Level

assay

≥99.0% (GC)

form

liquid

autoignition temp.

480 °C

potency

1165 mg/kg LD50, oral (Rat)

expl. lim.

1.2-10 % (v/v)

greener alternative product characteristics

Safer Solvents and Auxiliaries
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

pH

7 (20 °C in H2O)

bp

215 °C/1013 hPa

mp

-57 °C

transition temp

flash point 130 °C

solubility

500 g/L (slow decomposition)

density

1.069 g/cm3 at 20 °C

greener alternative category

storage temp.

2-30°C

SMILES string

[P](=O)(OCC)(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

Features and Benefits

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. TEP is a promising substitute for NMP in processing Ni-rich cathodes and aligns with "Safer Solvents and Auxiliaries". Click here for more information.

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.068 - 1.069
Identity (IR): passes test


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Warning

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2

Storage Class

10 - Combustible liquids

wgk

WGK 1

flash_point_f

239.0 °F - closed cup

flash_point_c

115 °C - closed cup



Certificates of Analysis (COA)

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Global Trade Item Number

SKUGTIN
821141010004022536474694
821141100004022536474700
821141901004027269048501