Ethidimuron

  • Sulfodiazol
  • 1-(5-Ethylsulfonyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea
  • Urea, N-[5-(ethylsulfonyl)-1,3,4-thiadiazol-2-yl]-N,N'-dimethyl-
Formula
C7H12N4O3S2
Structure
Uses
Thiadiazolylurea herbicide.

Registry Numbers and Inventories.
CAS
30043-49-3
EC (EINECS/ELINCS)
250-010-6
EC Index Number
616-030-00-8
43 50/53
24 37 60 61
RTECS
YT0150000
RTECS class
Agricultural Chemical and Pesticide
UN (DOT)
3077
Beilstein/Gmelin
551847
Beilstein Reference
5-27
EPA OPP
122501
Austrailia AICS
Listed

Properties.
Formula
C7H12N4O3S2
Formula mass
264.35
Melting point, °C
153
Boiling point, °C
421
Solubility in water
Soluble
pKa/pKb
11.83 (pKa)
Partition coefficient, pKow
0.76

Hazards and Protection.
Protection
Wear appropriate protective gloves, clothing and goggles.
Respirators
Wear positive pressure self-contained breathing apparatus (SCBA).
Small spills/leaks
Do not touch or walk through spilled material. Stop leak if you can do it without risk. Prevent dust cloud. Avoid inhalation of asbestos dust.

Fire.
Fire fighting
Small Fires: Dry chemical, CO2, water spray or regular foam. Large Fires: Water spray, fog or regular foam.
Fire potential
May burn but does not ignite readily.
Hazards
Containers may explode when heated.
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.

Health.
Exposure effects
   Inhalation
Inhalation of material may be harmful.
   Skin
Contact may cause burns.
   Eyes
See Skin.

First aid
 
   Ingestion
Seek medical assistance.
   Inhalation
Move victim to fresh air. Apply artificial respiration if victim is not breathing. Administer oxygen if breathing is difficult.
   Skin
Remove and isolate contaminated clothing and shoes. Immediately flush with running water for at least 20 minutes.
   Eyes
Immediately flush with running water for at least 20 minutes.

Transport.
UN number
3077
Response guide
Hazard class
9