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8.22323

Sigma-Aldrich

Diethyl phthalate

Technipur®, for synthesis

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Synonym(s):
Diethyl benzene-1,2-dicarboxylate, Ethyl phthalate, Phthalic acid diethyl ester
Linear Formula:
C6H4-1,2-(CO2C2H5)2
CAS Number:
84-66-2
Molecular Weight:
222.24
Beilstein:
1912500
MDL number:
MFCD00009111
UNSPSC Code:
12352108
NACRES:
NA.22

grade

for synthesis

Quality Level

200

vapor density

7.66 (vs air)

vapor pressure

0.002 hPa ( 20 °C)
1 mmHg ( 100 °C)

autoignition temp.

854 °F

expl. lim.

0.75 %, 187 °F

refractive index

n20/D 1.502 (lit.)

pH

7-8 (20 °C in H2O)

bp

298-299 °C (lit.)

mp

-60 °C
−3 °C (lit.)

density

1.12 g/mL at 25 °C (lit.)

SMILES string

CCOC(=O)c1ccccc1C(=O)OCC

InChI

1S/C12H14O4/c1-3-15-11(13)9-7-5-6-8-10(9)12(14)16-4-2/h5-8H,3-4H2,1-2H3

InChI key

FLKPEMZONWLCSK-UHFFFAOYSA-N

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Application

Diethyl phthalate (DEP) is a phthalic anhydride ester (PAE) that can be used as a solvent in cosmetics and as a plasticizer in chemical industries. This synthetic material is widely used as a plastic additive to improve the mechanical properties, transparency, durability, longevity, and flexibility of plastics. DEP can also be used in a variety of consumer products like plastic packaging films and as a fragrance solvent, a surface lubricant in food and pharmaceutical packaging, mosquito repellents and automobile parts.

Legal Information

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

WGK

WGK 2

Flash Point(F)

338.0 °F

Flash Point(C)

170 °C

Regulatory Information

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Phthalate metabolites in urine from China, and implications for human exposures
Guo Y, et al.
Environment International, 37(5), 893-898 (2011)
Diethyl phthalate: a perspective
Kamrin MA and Mayor GH
Journal of Clinical Pharmacology, 31(5), 484-489 (1991)
phytochemical analysis of leaf extract of Eclipta prostrata (L.) by GC-MS method
Wyson JW, et al.
International Journal of Pharmaceutical Sciences and Research, 7(1), 272-272 (2016)

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