Home Categories Chemical Reagents Di(2-ethylhexyl)phthalate
A3193712

Di(2-ethylhexyl)phthalate , AR,99.0% , 117-81-7

Synonym(s):
‘Dioctyl’ phthalate;Bis(2-ethylhexyl) phthalate;DEHP;DOP;Phthalic acid bis(2-ethylhexyl ester)

CAS NO.:117-81-7

Empirical Formula: C24H38O4

Molecular Weight: 390.56

MDL number: MFCD00009493

EINECS: 204-211-0

Pack Size Price Stock Quantity
100ml RMB32.00 In Stock
500ML RMB56.80 In Stock
2.5L RMB216.80 In Stock
10L RMB720.80 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: -50 °C
Boiling point: 386 °C (lit.)
Density  0.985 g/mL at 20 °C (lit.)
Pour Point  -46
vapor density  >16 (vs air)
vapor pressure  1.2 mm Hg ( 93 °C)
refractive index  n20/D 1.488
Flash point: 405 °F
storage temp.  2-8°C
solubility  Miscible with mineral oil and hexane (U.S. EPA, 1985)
form  Liquid
color  APHA: ≤10
Odor Very slight, characteristic.
Water Solubility  Negligible
FreezingPoint  <-60℃
Merck  14,2864
BRN  1890696
Henry's Law Constant (x 10-5 atm?m3/mol): 1.1 at 25 °C (calculated, Howard, 1989)
Exposure limits Potential occupational carcinogen. NIOSH REL: TWA 5, STEL 10, IDLH 5,000; OSHA PEL: TWA 5; ACGIH TLV: TWA 5 (adopted).
Dielectric constant 5.1(24℃)
LogP 7.5 at 20℃
CAS DataBase Reference 117-81-7(CAS DataBase Reference)
IARC 2B (Vol. Sup 7, 77, 101) 2013
NIST Chemistry Reference Bis(2-ethylhexyl)phthalate(117-81-7)
EPA Substance Registry System Di(2-ethylhexyl) phthalate (117-81-7)

Description and Uses

Di(2-ethylhexyl)phthalate is a colorless oilyliquid with almost no odor. Molecular weight=390.56;Specific gravity (H2O:1)=0.99; Boiling point=385℃;Freezing/Melting point=-50℃; Vapor pressure=,0.01% mmHg at 20℃; Flash point=195℃;Autoignition temperature=348℃. Explosive limits:LEL=0.1%; UEL 2 0.2%. Hazard Identification (based onNFPA-704 M Rating System): Health 1, Flammability 1,Reactivity 0. Slightly soluble in water;solubility=0.00003% at 25℃.

As plasticizer in PVC applications and flexible vinyls.

Safety

Symbol(GHS) 
GHS08
Signal word  Danger
Hazard statements  H360FD
Precautionary statements  P201-P202-P280-P308+P313-P405-P501
Hazard Codes  T,F
Risk Statements  60-61-39/23/24/25-23/24/25-11
Safety Statements  53-45-36/37-16
RIDADR  UN 1230 3/PG 2
OEB B
OEL TWA: 5 mg/m3, STEL: 10 mg/m3
WGK Germany  1
RTECS  TI0350000
Autoignition Temperature 734 °F
TSCA  Yes
HazardClass  9
PackingGroup  III
HS Code  29173400
Hazardous Substances Data 117-81-7(Hazardous Substances Data)
Toxicity Acute oral LD50 for guinea pigs 26 gm/kg, mice 30 gm/kg, rats 30,600 mg/kg, rabbits 34 gm/kg (quoted, RTECS, 1985).
IDLA 5,000 mg/m3

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