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8.21141

Sigma-Aldrich

Triethyl phosphate

for synthesis

Synonym(s):

Triethyl phosphate, Phosphoric acid triethyl ester, TEP

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About This Item

Linear Formula:
(C2H5O)3PO
CAS Number:
78-40-0
Molecular Weight:
182.15
MDL number:
MFCD00009077
UNSPSC Code:
12352108
EC Index Number:
201-114-5

vapor pressure

0.1 hPa ( 20 °C)

Quality Level

200

assay

≥99.0% (GC)

form

liquid

autoignition temp.

480 °C

potency

1165 mg/kg LD50, oral (Rat)

expl. lim.

1.2-10 % (v/v)

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

storage temp.

2-30°C

InChI

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

InChI key

DQWPFSLDHJDLRL-UHFFFAOYSA-N

Analysis Note

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

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2

Storage Class

10 - Combustible liquids

wgk_germany

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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