Valencene

  • 4bH,5a-Eremophila-1(10),11-diene
  • Naphthalene, 1,2,3,5,6,7,8,8a-octahydro-1,8a-dimethyl-7-(1-methylethenyl)-, (1R,7R,8aS)-
Formula
C15H24
Structure
Description
Clear yellowish-green liquid.
Uses
Citrus flavoring.

Registry Numbers and Inventories.
CAS
4630-07-3
EC (EINECS/ELINCS)
225-047-6
Beilstein/Gmelin
4130925
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed

Properties.
Formula
C15H24
Formula mass
204.35
Boiling point, °C
123
Vapor density (air=1)
7.04
Density
0.9355 g/cm3
Solubility in water
Insoluble
Refractive index
1.505 (20 C)

Hazards and Protection.
Storage
Keep away from sources of ignition. 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. Avoid contact with heat, sparks and flame.
Protection
Skin: Wear impervious gloves. Clothing: Wear an impervious 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 shipping and handling conditions.
Incompatibilities
Strong oxidizing agents.
Decomposition
Carbon monoxide, carbon dioxide.

Fire.
Flash Point,°C
79
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Use water spray to cool fire-exposed containers. Use foam, dry chemical, or carbon dioxide. Use agent most appropriate to extinguish fire.
Fire potential
Will burn if involved in a fire.
Health
2
 
Flammability
2
 
 
Reactivity
0
 

Health.
Exposure effects
   Ingestion
Poison by ingestion.
   Inhalation
Prolonged exposure may result in dizziness and general weakness. May cause severe irritation of the respiratory tract with sore throat, coughing, shortness of breath and delayed lung edema.
   Skin
Causes moderate skin irritation. Harmful if absorbed through the skin.
   Eyes
Causes moderate eye irritation.

First aid
 
   Ingestion
Induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
   Inhalation
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. Get medical aid.
   Skin
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Remove contaminated clothing and shoes.
   Eyes
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Transport.