2,3,5-Trichlorophenol

  • 1-Hydroxy-2,3,5-trichlorobenzene
Formula
C6H3Cl3O
Structure
Description
Colorless crystals with a characteristic odor.

Registry Numbers and Inventories.
CAS
933-78-8
EC (EINECS/ELINCS)
213-272-2
R 22 36/37/38
S 26 28 36/37/39
UN (DOT)
2020
Beilstein/Gmelin
2046862
Beilstein Reference
3-06-00-00716
New Zealand
Listed
Japan ENCS (MITI)
Listed

Properties.
Formula
C6H3Cl3O
Formula mass
197.45
Melting point, °C
62
Boiling point, °C
248
Solubility in water
Slightly soluble

Hazards and Protection.
Storage
Store in a cool, dry place. Keep container closed when not in use.
Handling
Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
Protection
Eyes: Wear safety glasses and chemical goggles if splashing is possible. Skin: Wear appropriate protective gloves and clothing to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin.
Respirators
Wear a NIOSH/MSHA or European Standard EN 149 approved full-facepiece airline respirator in the positive pressure mode with emergency escape provisions.
Small spills/leaks
Clean up spills immediately, using the appropriate protective equipment. Sweep up, then place into a suitable container for disposal.
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Acid chlorides - acid anhydrides - oxidizing agents.
Decomposition
Hydrogen chloride, carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.

Fire.
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing media: Use agent most appropriate to extinguish fire.
Fire potential
This material is probably combustible.
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.
Exposure effects
   Ingestion
See Inhalation.
   Inhalation
TOXIC; inhalation, ingestion, or skin contact with material may cause severe injury or death. Effects of contact or inhalation may be delayed.
   Skin
Contact with molten substance may cause severe burns to skin and eyes. See Inhalation.
   Eyes
See Inhalation.

First aid
 
   Ingestion
Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.
   Inhalation
Remove from exposure to fresh air immediately.
   Skin
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
   Eyes
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids.

Transport.
UN number
2020
Response guide
Hazard class
6.1
Packing Group
III
 
USCG CHRIS Code
TPV