(4-Methylphenyl)phenylmethanone

  • 4-Methylbenzophenone
  • p-Methylbenzophenone
  • Phenyl p-tolyl ketone
  • 4-Benzoyltoluene
Formula
C14H12O
Structure
Description
Light yellow solid.

Registry Numbers and Inventories.
CAS
134-84-9
EC (EINECS/ELINCS)
205-159-1
R 22 36/38
S 22 36/37
RTECS
DJ1750000
RTECS class
Other
Merck
12,7470
Beilstein/Gmelin
1909310
Beilstein Reference
4-07-00-01403
Canada DSL/NDSL
DSL
US TSCA
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed

Properties.
Formula
C14H12O
Formula mass
196.24
Melting point, °C
53 - 57
Boiling point, °C
326
Vapor pressure, mmHg
0.0002 (25 C)
Density
0.9926 g/cm3 (20 C)
Solubility in water
Insoluble
Partition coefficient, pKow
3.64
Heat of vaporization
57.1 kJ/mol
Heat of combustion
-7151 kJ/mol

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container.
Handling
Wash thoroughly after handling. Use with adequate ventilation. 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
Vacuum or sweep up material and place into a suitable disposal container.
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents.
Decomposition
Carbon monoxide, carbon dioxide.

Fire.
Flash Point,°C
141
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing media: Use foam, dry chemical, or carbon dioxide.

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

Transport.