Iodine trichloride

  • Trichloroiodine
  • Iodine chloride
Formula
ICl3
Structure
Description
Yellow to reddish-brown flakes.

Registry Numbers and Inventories.
CAS
865-44-1
EC (EINECS/ELINCS)
212-739-8
26 36/37/39 45
UN (DOT)
3085
Merck
13,5042
Beilstein/Gmelin
25675 (G)
Swiss Giftliste 1
G-1726
Canada DSL/NDSL
NDSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
Cl3I
Formula mass
233.26
Melting point, °C
63
Density
3.11 g/cm3 (15 C)

Hazards and Protection.
Storage
Keep tightly closed. Unsuitable: Do not store near, nor allow contact with, clothing and other combustible material. Store at -20 C
Protection
Wear appropriate government approved respirator, chemical-resistant gloves, safety goggles, other protective clothing. Faceshield (8-inch minimum).
Respirators
Wear positive pressure self-contained breathing apparatus (SCBA).
Small spills/leaks
Cover with dry lime or soda ash, pick up, keep in a closed container, and hold for waste disposal. Ventilate area and wash spill site after material pickup is complete.
Disposal code
12
Stability
Stable at normal temperatures and pressures.
Incompatibilities
Phosphorus, Strong oxidizing agents.
Decomposition
Hydrogen chloride gas, Hydrogen iodide.

Fire.
Fire fighting
Extinguish using Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Fire potential
These substances will accelerate burning when involved in a fire.
Hazards
Emits toxic fumes under fire conditions. Contact with other material may cause fire.
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.

Health.
Poison_Class
2
Exposure effects
Causes burns. Target organ(s): Thyroid.
   Ingestion
Ingestion may cause severe injury, burns, or death.
   Inhalation
Ingestion may cause severe injury, burns, or death.
   Skin
Contact may result in injury, burns and death.
   Eyes
See Skin.

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
Remove and isolate contaminated clothing and shoes. In case of contact with substance, immediately flush with running water for at least 20 minutes.
   Eyes
Assure adequate flushing of the eyes by separating the eyelids with fingers.

Transport.
UN number
3085
Response guide
Hazard class
5.1
Packing Group
II
 
HS Code
2812 10 99