3-Methylbenzofuran

  • 3-Methylbenzo[b]furan
Formula
C9H8O
Structure
Description
Colorless liquid.

Registry Numbers and Inventories.
CAS
21535-97-7
EC (EINECS/ELINCS)
244-427-2
S: 24/25

Properties.
Formula
C9H8O
Formula mass
132.16
Melting point, °C
19
Boiling point, °C
197
Vapor pressure, mmHg
0.51 (25 C)
Vapor density (air=1)
4.55
Density
1.0568 g/cm3 (25 C)
Solubility in water
Insoluble
Refractive index
1.5536 (16<sup>o</sup>C)
Partition coefficient, pKow
3.13
Heat of vaporization
41.7 kJ/mol

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container.
Protection
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. Wear appropriate protective gloves and clothing to prevent skin exposure.
Respirators
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.
Small spills/leaks
Absorb spill with inert material (e.g. vermiculite, sand or earth), then place in suitable container. Avoid runoff into storm sewers and ditches which lead to waterways. Clean up spills immediately, observing precautions in the Protective Equipment section. Provide ventilation.
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents.
Decomposition
Oxides of carbon.

Fire.
Flash Point,°C
73
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguish using water spray, dry chemical, carbon dioxide, or chemical foam.
Combustion products
During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion.
Health
1
 
Flammability
0
 
 
Reactivity
0
 

Health.
Exposure effects
May cause eye, skin, and respiratory tract irritation. The toxicological properties of this material have not been fully investigated.

First aid
 
   Ingestion
If swallowed, do not induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an unconscious person. Get medical aid.
   Inhalation
If inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
   Skin
In case of contact, flush skin with plenty of water. Remove contaminated clothing and shoes. Get medical aid if irritation develops and persists. Wash clothing before reuse.
   Eyes
In case of contact, immediately flush eyes with plenty of water for a t least 15 minutes. Get medical aid.

Transport.