Product Identification
【Product Name】Ethyleneurea  亚乙基脲
【Synonyms】2-Imidazolidone
【CAS】120-93-4
【Formula】C3H6N2O
【Molecular Weight】86.09
【EINECS】204-436-4
【RTECS】NJ0570000
【RTECS Class】Agricultural Chemical and Pesticide; Tumorigen; Reproductive Effector
【Merck】12,4950
【Beilstein/Gmelin】106252
【Beilstein Reference】5-24-01-00022

Physical and Chemical Properties
【Appearance】Colorless to light yellow, odorless powder.
【Solubility in water】950 g/L
【Melting Point】130℃
【Boiling Point】359℃
【Vapor Pressure】3E-5 (25℃)
【Partition Coefficient】-1.23
【Heat Of Vaporization】60.4 kJ/mol
【Usage】Manufacture high polymers, in formulation of plasticizers, lacquers, & adhesives, insecticide.

First Aid Measures
【Ingestion】Do NOT induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid.
【Inhalation】Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid if cough or other symptoms appear.
【Skin】Get medical aid if irritation develops or persists. Wash clothing before reuse. Flush skin with plenty of soap and water.
【Eyes】Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Handling and Storage
【Storage】Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
【Handling】Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Keep container tightly closed. Avoid ingestion and inhalation.

Hazards Identification
【Inhalation】May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
【Skin】May cause skin irritation.
【Eyes】Causes eye irritation.
【Ingestion】May cause gastrointestinal irritation with nausea, vomiting and diarrhea. The toxicological properties of this substance have not been fully investigated.

Exposure Controls/Personal Protection
【Personal Protection】Eyes: Wear appropriate protective eyeglasses or chemical safety ggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
【Respirators】Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
【Exposure Effects】Animal studies have reported the development of tumors.
【Poison Class】3

Fire Fighting Measures
【Flash Point】203℃
【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. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam. Use agent most appropriate to extinguish fire.

Accidental Release Measures
【Small spills/leaks】Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, using the appropriate protective equipment. Avoid generating dusty conditions. Provide ventilation.

Stability and Reactivity
【Stability】Stable under normal temperatures and pressures.
【Incompatibilities】Strong oxidizing agents.
【Decomposition】Nitrogen oxides, carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.