1,3-Dioxolan-2-one

  • Dioxolone-2
  • Ethylene carbonate
  • Ethylene glycol carbonate
  • Glycol carbonate
Formula
C3H4O3
Structure
Description
Colorless, odorless crystalline solid below 36.4 Deg c, odorless liquid above this temperature.
Uses
Solvent for many polymers and resins, plasticizer, intermediate for pharmaceuticals, rubber chemicals, textile finishing agents, hydroxyethylations reactions.

Registry Numbers and Inventories.
CAS
96-49-1
EC (EINECS/ELINCS)
202-510-0
EC Class
irritant
RTECS
FF9550000
RTECS class
Primary Irritant
Beilstein/Gmelin
106249
Beilstein Reference
5-19-04-00006
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C3H4O3
Formula mass
88.06
Melting point, °C
36
Boiling point, °C
243
Vapor pressure, mmHg
0.01
Vapor density (air=1)
3.04
Saturation Concentration
13 ppm at 25 C (calc)
Critical temperature
533
Critical pressure
66.8
Density
1.47 g/cm3
Solubility in water
214 g/L
Viscosity
2.547 cp (25 C)
Surface tension
54.6 g/s2 (25 C)
Refractive index
1.4148 (50 C)
Heat of vaporization
52.2 kJ/mol
Heat of combustion
-1166 kJ/mol

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container.
D2B
Handling
Wash thoroughly after handling. Use only in a well ventilated area. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
Protection
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
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
Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal.
Disposal code
3
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Oxidizing agents, strong acids, strong bases, reducing agents.
Decomposition
Carbon monoxide, carbon dioxide.

Fire.
Flash Point,°C
143
Autoignition, °C
465
Upper exp. limit, %
16.1
Lower exp. limit, %
3.6
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.
Fire potential
Combustible when exposed to heat or flame; can react with oxidizing materials.
Health
2
 
Flammability
1
 
 
Reactivity
1
 

Health.
Exposure effects
   Ingestion
May cause irritation of the digestive tract.
   Inhalation
May cause respiratory tract irritation.
   Skin
May cause skin irritation.
   Eyes
May cause eye irritation.

First aid
 
   Ingestion
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid if irritation or symptoms occur.
   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 immediately.

Transport.
USCG CHRIS Code
ECR
 
HS Code
2920 90 10
 
IMO Chemical Code
18
IMO Pollution Category
III