Dipentylphthalate

  • Dipentyl 1,2-benzenedicarboxylate
  • Di-n-amyl phthalate
  • Diamyl phthalat
  • Dipentyl phthalate
  • Di-n-pentyl o-phthalat
  • Amoil
Formula
C18H26O4
Structure
Description
Clear colorless to light yellow liquid. Practically odorless. Floats on water.
Uses
Plasticizer.

Registry Numbers and Inventories.
CAS
131-18-0
EC (EINECS/ELINCS)
205-017-9
EC Index Number
607-426-00-1
RTECS
TI1930000
RTECS class
Reproductive Effector
Beilstein/Gmelin
1987323
Beilstein Reference
4-09-00-03178
Canada DSL/NDSL
DSL
US TSCA
Listed
New Zealand
Listed
Korea ECL
Listed

Properties.
Formula
C18H26O4
Formula mass
306.44
Melting point, °C
-55
Boiling point, °C
342
Vapor pressure, mmHg
3E-5 (25 C)
Vapor density (air=1)
10.5
Density
1.0243 g/cm3 (20 C)
Solubility in water
0.8 mg/L
Viscosity
23.80 cp (30 C)
Surface tension
31.5 g/s2 at 20 C
Refractive index
1.4885 (20 C)
Partition coefficient, pKow
5.62
Heat of vaporization
60.2 kJ/mol
Heat of combustion
-9895 kJ/mol

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container.
Handling
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Protection
Eyes: Wear chemical goggles. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear a chemical apron.
Respirators
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Small spills/leaks
Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container.
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents.
Decomposition
Carbon monoxide, carbon dioxide.

Fire.
Flash Point,°C
188
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use dry chemical, carbon dioxide, or chemical foam. Avoid the use of water as it can cause frothing.
Fire potential
This chemical is combustible.
Health
0
 
Flammability
1
 
 
Reactivity
0
 

Health.
Exposure effects
Central nervous system depression may occur with ingestion of large amounts.
   Ingestion
The toxicological properties of this substance have not been fully investigated.
   Inhalation
May cause respiratory tract irritation.
   Skin
May cause skin irritation.
   Eyes
May cause mild eye irritation.

First aid
 
   Ingestion
Get medical aid. Wash mouth out with water.
   Inhalation
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid if cough or other symptoms appear.
   Skin
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
   Eyes
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Transport.
USCG CHRIS Code
DAP