Product Identification
【Product Name】2',5'-Dimethoxyacetophenone 2,5-二甲氧基苯乙酮
【Synonyms】
1-(2,5-Dimethoxyphenyl)ethanone
Methyl 2,5-dimethoxyphenyl ketone
【CAS】1201-38-3
【Formula】C10H12O3
【Molecular Weight】180.2
【EINECS】214-858-0
【Beilstein/Gmelin】2047423
【Beilstein Reference】4-06-00-01804

Physical and Chemical Properties
【Appearance】Clear, yellow liquid.
【Solubility in water】Slightly soluble
【Melting Point】18-20
【Boiling Point】294
【Vapor Pressure】0.002 (25 C)
【Density】1.139 g/cm3 (20 C)
【Partition Coefficient】1.53
【Heat Of Vaporization】53.4 kJ/mol
【Refractive Index】1.54 (20 C)

First Aid Measures
【Ingestion】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 immediately.
【Inhalation】Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
【Skin】Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
【Eyes】Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.

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 only in a well ventilated area. Avoid contact with eyes, skin, and clothing. 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. The toxicological properties of this material have not been fully investigated.
【Eyes】May cause eye irritation. The toxicological properties of this material have not been fully investigated.
【Ingestion】May cause gastrointestinal irritation with nausea, vomiting and diarrhea. The toxicological properties of this substance have not been fully investigated.
【Hazards】Vapors may form explosive mixtures with air. Vapors may travel to source of ignition and flash back. Most vapors are heavier than air. They will sp along ground and collect in low or confined areas (sewers, basements, tanks). Vapor explosion hazard indoors, outdoors or in sewers.
【EC Safety Phrase】S 24/25
【UN (DOT)】1224

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】The toxological properties of this substance have not been fully investigated.

Fire Fighting Measures
【Flash Point】111
【Fire Fighting】Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or appropriate foam.
【Fire Potential】HIGHLY FLAMMABLE: Will be easily ignited by heat, sparks or flames.

Accidental Release Measures
【Small spills/leaks】Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Provide ventilation.

Stability and Reactivity
【Incompatibilities】Oxidizing agents, strong bases.
【Stability】Stable under normal temperatures and pressures.
【Decomposition】Carbon monoxide, carbon dioxide.
【Combustion Products】Fire may produce irritating, corrosive and/or toxic gases.

Transport Information
【UN Number】1224
【Hazard Class】3
【Packing Group】I; II; III