Product Identification
【Product Name】3-Chlorobenzoyl chloride
【Synonyms】间氯苯甲酰氯
【CAS】618-46-2
【Formula】C7H4Cl2O
【Molecular Weight】175.01
【EINECS】210-552-6
【Beilstein/Gmelin】106273
【Beilstein Reference】4-27-00-02532
【EC Class】corrosive

Physical and Chemical Properties
【Appearance】Clear, colorless liquid.
【Solubility in water】Insoluble
【Melting Point】44℃
【Boiling Point】223℃
【Vapor Pressure】0.09 (25℃)
【Density】1.367 g/cm3
【Partition Coefficient】3.01
【Heat Of Vaporization】46.2
【Refractive Index】1.5677 (20℃)

First Aid Measures
【Ingestion】Do NOT induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
【Inhalation】Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
【Skin】Get medical aid immediately. Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
【Eyes】Immediately 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 cool, dry place. Store in a tightly closed container. Corrosives area.
【Handling】Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.

Hazards Identification
【Ingestion】Causes gastrointestinal tract burns.
【Inhalation】Causes chemical burns to the respiratory tract.
【Skin】Causes skin burns.
【Eyes】Causes eye burns.
【Hazards】When heated, vapors may form explosive mixtures with air: indoors, outdoors, and sewers explosion hazards.
【EC Risk Phrase】R 22 34
【EC Safety Phrase】S 26 36/37/39 45
【UN (DOT)】3265

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.

Fire Fighting Measures
【Flash Point】88℃
【Fire Fighting】Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Wear appropriate protective clothing to prevent contact with skin and eyes. Wear a self-contained breathing apparatus (SCBA) to prevent contact with thermal decomposition products. Extinguishing media: Use foam, dry chemical, or carbon dioxide. DO NOT USE WATER!
【Upper exp. limit】7.3
【Fire Potential】Combustible material: may burn but does not ignite ily.

Accidental Release Measures
【Small spills/leaks】Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container.

Stability and Reactivity
【Stability】No data.
【Incompatibilities】Strong bases - alcohols - oxidizing agents - moist air or water.
【Decomposition】Hydrogen chloride, phosgene, carbon monoxide, carbon dioxide.
【Combustion Products】Fire may produce irritating, corrosive and/or toxic gases.

Transport Information
【UN Number】3265
【Hazard Class】8
【Packing Group】I; II; III
【HS Code】2916 39 00