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Aluminium chloride (AlCl3) is the main compound of aluminium and chlorine.
A 0135 (OTTO) Aluminium chloride, anhydrous, 99.999% Cas 7446-70-0 - used Lewis acid and also one of the most powerful. It finds application in the chemical industry as a catalyst for Friedel–Crafts reactions, both acylations and alkylations.