Toxogonin

  • Obidoxime chloride
  • Bis(4-formylpyridiniomethyl) ether dioxime
  • Oxybis(4-hydroxyiminomethyl-1-methylpyridinium) dichloride
  • 1,1'-(Oxydimethylene)bis(pyridinium-4-carbaldoxime) dichloride
  • Pyridinium, 1,1'-[oxybis(methylene)]bis[4-[(hydroxyimino)methyl]-, dichloride
Formula
C14H16Cl2N4O3
Structure
Description
Almost white powder with lumps
Uses
Antidote for organophosphate nerve agent poisoning.

Registry Numbers and Inventories.
CAS
114-90-9
EC (EINECS/ELINCS)
204-059-5
RTECS
UU6825000
RTECS class
Agricultural Chemical and Pesticide; Drug
Merck
12,6835
Beilstein/Gmelin
4117377
Beilstein Reference
5-21-07-00373
Canada DSL/NDSL
DSL

Properties.
Formula
C14H16Cl2N4O3
Formula mass
359.21
Melting point, °C
235

Hazards and Protection.
Storage
Keep tightly closed.
Protection
Protective gloves. Chemical safety goggles.
Respirators
Wear dust mask.
Small spills/leaks
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.
Stability
Stable at normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents.

Fire.
Fire fighting
Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Hazards
Emits toxic fumes under fire conditions.

Health.
Exposure effects
   Ingestion
May be harmful if swallowed.
   Inhalation
May be harmful if inhaled. Material may be irritating to mucous membranes and upper respiratory tract.
   Skin
May cause skin irritation. May be harmful if absorbed through the skin.
   Eyes
May cause eye irritation.

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 breathing becomes difficult, call a physician.
   Skin
In case of contact, immediately wash skin with soap and copious amounts of water.
   Eyes
In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.

Transport.