Cyclooctanone

Formula
C8H14O
Structure
Description
Colorless to white solid.

Registry Numbers and Inventories.
CAS
502-49-8
EC (EINECS/ELINCS)
207-940-2
EC Class
corrosive
RTECS
GX9800000
RTECS class
Other
UN (DOT)
1759
Beilstein/Gmelin
1280738
Beilstein Reference
4-07-00-00049
Canada DSL/NDSL
NDSL
US TSCA
Listed
New Zealand
Listed
Korea ECL
Listed

Properties.
Formula
C8H14O
Formula mass
126.20
Melting point, °C
39 - 41
Boiling point, °C
196
Vapor pressure, mmHg
0.47 (25 C)
Density
0.9581 g/cm3 (20 C)
Solubility in water
15 g/L (20 C)
Refractive index
1.4689 (20 C)
Partition coefficient, pKow
1.89
Heat of fusion
2.6 kJ/mol
Heat of vaporization
42.9 kJ/mol

Hazards and Protection.
Storage
Keep away from sources of ignition. Store in a cool, dry place. Store in a tightly closed container.
Handling
Wash thoroughly after handling. Wash hands before eating. Use only in a well ventilated area. Use spark-proof tools and explosion proof equipment. Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. 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
Clean up spills immediately, using the appropriate protective equipment. Scoop up with a nonsparking tool, then place into a suitable container for disposal.
Disposal code
3
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents, strong bases, and reducing agents.
Decomposition
Carbon monoxide, carbon dioxide.

Fire.
Flash Point,°C
72
Autoignition, °C
320
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Will burn if involved in a fire. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.

Health.
Exposure effects
   Ingestion
Ingestion of large amounts may cause gastrointestinal irritation. The toxicological properties of this substance have not been fully investigated.
   Inhalation
May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
   Skin
May cause skin irritation.
   Eyes
May cause eye irritation.

First aid
 
   Ingestion
Do NOT induce vomiting. 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.
   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.
UN number
1759
Response guide
HS Code
2914 29 00