Tebuthiuron

  • Brush bullet
  • Graslan
  • Perflan
  • ShHA105501
Formula
C9H16N4OS
Structure
Description
Gray to dark brown pellet with a faint, musty odor.
Uses
Herbicide.

Registry Numbers and Inventories.
CAS
34014-18-1
EC (EINECS/ELINCS)
251-793-7
EC Index Number
616-020-00-3
EC Class
Harmful; Dangerous for the Environment
RTECS
YS4250000
RTECS class
Agricultural Chemical and Pesticide
Merck
12,9255
Beilstein/Gmelin
527479
EPA OPP
105501
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C9H16N4OS
Formula mass
228.32
Melting point, °C
160-163
Solubility in water
Negligible.
Partition coefficient, pKow
1.79

Hazards and Protection.
Storage
Store in original container in a cool, dry location. Keep closed.
Handling
All chemicals should be considered hazardous. Avoid direct physical contact. Use appropriate, approved safety equipment. Untrained individuals should not handle this chemical or its container. Handling should occur in a chemical fume hood.
Protection
Safety glasses or goggles, impermeable gloves, waterproof boots, long sleeved shirt and long pants.
Respirators
Use NIOSH/MSHA approved respirator appropriate for exposure of concern.
Small spills/leaks
Contain and sweep up material. Place in a container for disposal.
Stability
Not reported.
Incompatibilities
Strong oxidizing agents.
Decomposition
Oxides of nitrogen and sulfur.

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. Use agent most appropriate to extinguish fire.
Fire potential
Not flammable

Health.
Exposure effects
   Ingestion
Nausea, vomiting, and diarrhea may be noted following ingestion.
   Inhalation
Irritation.
   Skin
Slight irritation.
   Eyes
May cause corneal injury.

First aid
 
   Ingestion
Seek medical attention. If individual is drowsy or unconscious, do not give anything by mouth; place individual on the left side with the head down. Contact a physician, medical facility, or poison control center for advice about whether to induce vomiting. If possible, do not leave individual unattended.
   Inhalation
If symptoms develop, move individual away from exposure and into fresh air. If symptoms persist, seek medical attention. If breathing is difficult, administer oxygen. Keep person warm and quiet; seek immediate medical attention.
   Skin
Remove contaminated clothing and wash exposed area thoroughly with soap and water. A physician should examine the area if irritation or pain persists.
   Eyes
Irrigate exposed eyes with copious amounts of tepid water for at least 15 minutes. If irritation, pain, swelling, lacrimation, or photophobia persist, the patient should be seen in a health care facility.

Transport.