Friedel–Crafts acylation
What Friedel–Crafts acylation means in Chemistry A-Level, as defined for OCR.
Definitions of Friedel–Crafts acylation
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Reference: OCR
An acyl chloride with a halogen carrier gives an acylium ion that attacks the ring to form a ketone, useful because the C=O can be reduced to an alkyl chain.
An aromatic ring reacts with an acyl chloride in the presence of anhydrous AlCl₃ catalyst to give a ketone, attaching the acyl group's carbons to the ring.
Topics that use Friedel–Crafts acylation
- Aromatic compounds (OCR A-Level)
- Carbon–carbon bond formation (OCR A-Level)
Related terms
- Halogen carrier
- Acid hydrolysis of nitriles
- Activating and 2,4-directing effect of the –OH group
- Bond lengths in benzene
- Carbon chain extension and carbon counting
- Carbon–carbon bond formation
- Carbon–carbon bond formation in synthesis
- Carboxylic acid formation
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