Aluminum chloride CAS No.7446-70-0

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CAS No.7446-70-0

Attribute	Details
Chemical Name	Aluminum Chloride
CAS Number	7446-70-0 (anhydrous); various for hydrated forms
Synonyms	Aluminum trichloride; Chloraluminum; Trichloroaluminum
Molecular Formula	AlCl3 (anhydrous)
Molecular Weight	133.34 g/mol (anhydrous)
Appearance	White or yellow crystalline solid (anhydrous); various colors and forms for hydrated forms
Melting Point	190 °C (anhydrous, decomposes)
Boiling Point	183 °C (sublimes)
Density	2.44 g/cm³ (anhydrous)
Solubility	Soluble in water, alcohol, ether, and other organic solvents
Hydrated Forms	Exist in various hydrated forms such as hexahydrate (AlCl3·6H2O) and nonahydrate (AlCl3·9H2O), with different physical properties and applications
Uses	Used as a catalyst in organic synthesis; in the production of aluminum metal and its compounds; in water treatment as a coagulant; in the textile industry for dyeing and printing; in medicine and pharmaceuticals; as a Lewis acid in chemical reactions.
Safety Information	Corrosive and irritant to skin, eyes, and respiratory tract. Handle with appropriate personal protective equipment. Avoid contact with water, as it generates heat and hydrogen chloride gas. Store in a cool, dry place, away from incompatible materials and sources of ignition. Follow safety regulations and MSDS guidelines.

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