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D201154

Dioctyl phthalate

≥99.5%

Synonym(s):

Bis(2-ethylhexyl) phthalate, DEHP, DOP, Phthalic acid bis(2-ethylhexyl ester)

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About This Item

Linear Formula:
C6H4-1,2-[CO2CH2CH(C2H5)(CH2)3CH3]2
CAS Number:
117-81-7
Molecular Weight:
390.56
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
24893594
EC Number:
204-211-0
Beilstein/REAXYS Number:
1890696
MDL number:
MFCD00009493
Assay:
≥99.5%
Form:
oil
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vapor density

>16 (vs air)

Quality Level

200

vapor pressure

1.2 mmHg ( 93 °C)

assay

≥99.5%

form

oil

autoignition temp.

734 °F

impurities

≤0.05% water (Karl Fischer)

color

APHA: ≤10

refractive index

n25/D 1.483-1.487, n20/D 1.486 (lit.)

bp

384 °C (lit.)

mp

−50 °C (lit.)

density

0.985-0.987 g/mL at 20 °C, 0.985 g/mL at 25 °C (lit.)

suitability

suitable for acidity (

<=0.003%as phthalic acid

)

SMILES string

CCCCC(CC)COC(=O)c1ccccc1C(=O)OCC(CC)CCCC

InChI

1S/C24H38O4/c1-5-9-13-19(7-3)17-27-23(25)21-15-11-12-16-22(21)24(26)28-18-20(8-4)14-10-6-2/h11-12,15-16,19-20H,5-10,13-14,17-18H2,1-4H3

InChI key

BJQHLKABXJIVAM-UHFFFAOYSA-N

Application

Dioctyl phthalate is a non-volatile solvent mainly used as a plasticizer for polymers such as polyvinyl chloride (PVC), polystyrene (PS) and polyisoprene (PI).

pictograms

Health hazard
GHS08

signalword

Danger

hcodes

H360FD

Hazard Classifications

Repr. 1B

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 1

flash_point_f

404.6 °F - closed cup

flash_point_c

207 °C - closed cup

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

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Certificates of Analysis (COA)

Lot/Batch Number
S67070
S42805
S39465
S38638
S37870

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Dynamic mechanical behavior of the dioctyl phthalate plasticized polyvinyl chloride?epoxidized soya bean oil.
Semsarzadeh MA
European Polymer Journal, 38(2), 351-358 (2002)
Shear effects on solvated block copolymer lamellae: Polystyrene-polyisoprene in dioctyl phthalate.
Balsara NP
Physical Review Letters, 72(3), 360-360 (1994)
Zhi-Ping Du et al.
Toxicology and applied pharmacology, 394, 114960-114960 (2020-03-24)
During pregnancy, fetal thyroid hormones (THs) are dependent on maternal placental transport and their physiological level is crucial for normal fetal neurodevelopment. Earlier research has shown that Di-(2-ethylhexyl) phthalate (DEHP) disrupts thyroid function and THs homeostasis in pregnant women and
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