Product Identification

Product Name

1-(5-tert-Butyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea

Synonyms

1-(5-tert-Butyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea
Brush bullet
Graslan
Perflan
ShHA105501

CAS

34014-18-1

Formula

C9H16N4OS

Molecular Weight

228.32

EINECS

251-793-7

RTECS

YS4250000

RTECS Class

Agricultural Chemical and Pesticide

Merck

12,9255

Beilstein/Gmelin

527479

EC Index Number

616-020-00-3

EC Class

Harmful; Dangerous for the Environment

Physical and Chemical Properties

Appearance

Gray to dark brown pellet with a faint, musty odor.

Solubility in water

Negligible.

Melting Point

160-163

Partition Coefficient

1.79

Usage

Herbicide.

First Aid Measures

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.

Handling and Storage

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.

Hazards Identification

Ingestion

Nausea, vomiting, and diarrhea may be noted following ingestion.

Inhalation

Irritation.

Skin

Slight irritation.

Eyes

May cause corneal injury.

Exposure Controls/Personal Protection

Personal 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.

Fire Fighting Measures

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

Accidental Release Measures

Small spills/leaks

Contain and sweep up material. Place in a container for disposal.

Stability and Reactivity

Stability

Not reported.

Incompatibilities

Strong oxidizing agents.

Decomposition

Oxides of nitrogen and sulfur.