a-Benzosuberone

  • 1-Benzocycloheptanone
  • Benzo[b]cycloheptan-1-one
  • 1-Benzosuberone
  • 6,7,8,9-Tetrahydro-5H-benzocyclohepten-5-one
  • 2,3-Benzosuberone
  • 5-Benzocycloheptanone
Formula
C11H12O
Structure
Description
Clear, light yellow liquid.

Registry Numbers and Inventories.
CAS
826-73-3
EC (EINECS/ELINCS)
212-558-4
Beilstein/Gmelin
636823
New Zealand
Listed

Properties.
Formula
C11H12O
Formula mass
160.22
Melting point, °C
129 - 131
Boiling point, °C
270
Vapor pressure, mmHg
0.006 (25 C)
Critical temperature
515
Critical pressure
33.75
Density
1.071 g/cm3 (25 C)
Solubility in water
0.16 g/L (25 C)
Refractive index
1.5640 (20 C)
Partition coefficient, pKow
3.09
Heat of vaporization
51.25 kJ/mol

Hazards and Protection.
Storage
Keep tightly closed. Store in a cool dry place.
Protection
Compatible chemical-resistant gloves. Chemical safety goggles. Protective clothing.
Respirators
Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU). Respiratory protection is not required. Where protection is desired, use multi-purpose combination (US) or type ABEK (EN 14387) respirator cartridges.
Small spills/leaks
Absorb on sand or vermiculite and place in closed containers for disposal. Ventilate area and wash spill site after material pickup is complete.
Incompatibilities
Strong oxidizing agents.
Decomposition
Oxides of carbon.

Fire.
Flash Point,°C
114
Fire fighting
Extinguish with water spray, carbon dioxide, dry chemical powder or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Hazards
Emits toxic fumes under fire conditions.

Health.
Exposure effects
May be harmful by inhalation, ingestion, or skin absorption.
   Skin
May cause irritation.
   Eyes
May cause irritation.

First aid
 
   Ingestion
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
   Inhalation
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
   Skin
In case of contact, immediately wash skin with soap and copious amounts of water. Remove contaminated clothing and shoes. Call a physician.
   Eyes
In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.

Transport.