2,4,6-Tribromophenol

  • Bromol
Formula
C6H3Br3O
Structure
Description
Soft, long, white crystals with a bromine odor.
Uses
Antiseptic & germicide (eg, in pharmaceutical prepns).

Registry Numbers and Inventories.
CAS
118-79-6
EC (EINECS/ELINCS)
204-278-6
R 20/22 36/37/38
S 26 36/37/39
RTECS
SN1225000
RTECS class
Reproductive Effector; Primary Irritant
UN (DOT)
2810
Merck
12,9744
Beilstein/Gmelin
776920
Beilstein Reference
4-06-00-01067
RCRA
U408
Swiss Giftliste 1
G-3150
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C6H3Br3O
Formula mass
330.8
Melting point, °C
91 - 92
Boiling point, °C
290
Vapor pressure, mmHg
0.0015 (25 C)
Vapor density (air=1)
11.4
Density
2.55 g/cm3 (20 C)
Solubility in water
70 mg/L
pKa/pKb
6.34 (pKb)
Partition coefficient, pKow
4.13
Heat of vaporization
54.7 kJ/mol
Heat of combustion
-2689 kJ/mol

Hazards and Protection.
Storage
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. Use only in a chemical fume hood.
Protection
Eyes: Wear chemical goggles. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear a chemical 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
No data.
Incompatibilities
Strong bases, strong oxidizing agents.
Decomposition
Hydrogen chloride, nitrogen oxides, carbon monoxide, carbon dioxide, hydrogen fluoride.

Fire.
Flash Point,°C
102
Autoignition, °C
>450
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.
Fire potential
Combustible material: may burn but does not ignite readily.
Hazards
When heated, vapors may form explosive mixtures with air: indoors, outdoors, and sewers explosion hazards.
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.
Health
1
 
Reactivity
0
 

Health.
Poison_Class
4
Exposure effects
In severe intoxications, a rapidly progressing and profound coma may occur. Seizures may occur following significant exposures.
   Ingestion
Harmful if swallowed. The toxicological properties of this substance have not been fully investigated.
   Inhalation
Harmful if inhaled. The toxicological properties of this substance have not been fully investigated.
   Skin
Harmful if absorbed through the skin.
   Eyes
May cause eye irritation.

First aid
 
   Ingestion
Get medical aid. Wash mouth out with water.
   Inhalation
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
   Skin
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.

Transport.
UN number
2810
Response guide
Hazard class
6.1
Packing Group
I; II; III