Product Identification
【Product Name】Trimethylamine hydrochloride
【Synonyms】Trimethylammonium chloride  三甲胺盐酸盐
【CAS】593-81-7
【Formula】C3H10ClN
【Molecular Weight】95.57
【EINECS】209-810-0
【RTECS】YH2700000
【RTECS Class】Reproductive Effector
【Merck】12,9841
【Beilstein/Gmelin】3905063
【Beilstein Reference】4-04-00-00134

Physical and Chemical Properties
【Appearance】Hygroscopic. White to beige crystals.
【Solubility in water】Soluble
【Melting Point】273-278℃
【Density】1 g/cm3
【Usage】In manufacture of quaternary ammonium compounds, as insect attractant,.

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.
【Inhalation】Remove from exposure to fresh air immediately. Get medical aid if cough or other symptoms appear.
【Skin】Get medical aid if irritation develops or persists. Rinse area with large amounts of water for at least 15 minutes.
【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. Keep from contact with oxidizing materials. Store in a cool, dry, well-ventilated area away from incompatible substances.
【Handling】Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Use with adequate ventilation.

Hazards Identification
【Inhalation】May cause respiratory tract irritation.
【Skin】May cause skin irritation.
【Eyes】May cause eye irritation.
【Ingestion】May cause irritation of the digestive tract.
【EC Risk Phrase】R 36/37/38
【EC Safety Phrase】S 26 36

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 toxicological properties of this substance have not been fully investigated. Causes irritation of the respiratory tract, skin and eyes.

Fire Fighting Measures
【Fire Fighting】Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing media: Use agent most appropriate to extinguish fire.

Accidental Release Measures
【Small spills/leaks】Scoop up with a nonsparking tool, then place into a suitable container for disposal.

Stability and Reactivity
【Disposal Code】3
【Incompatibilities】Acids, acid chlorides, acid anhydrides, oxidizing agents.
【Stability】Stable under normal temperatures and pressures.
【Decomposition】Hydrogen chloride, nitrogen oxides, carbon monoxide, carbon dioxide.

Transport Information
【HS Code】2921 11 90