Friedel-crafts Alkylation
Easychemistry
Friedel-Crafts alkylation of benzene requires:
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Solution
Incorrect! Answer:
AlCl₃ catalyst
Friedel-Crafts Alkylation is used to introduce an alkyl group into the benzene ring.
- Reagents: Alkyl halide (R−Cl) and a Lewis Acid catalyst such as anhydrous AlCl3.
- Function of AlCl3: It acts as a Lewis acid to generate the electrophile (carbocation, R+) by accepting a lone pair from the halogen. Reaction: C6H6+RClAlCl3C6H5R+HCl
- Limitations include carbocation rearrangement and polyalkylation.
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About This Question
- Subject
- chemistry
- Chapter
- hydrocarbons
- Topic
- friedel-crafts alkylation
- Difficulty
- Easy
- Year
- 2025
This easy difficulty chemistry question is from the chapter hydrocarbons, covering the topic of friedel-crafts alkylation. It appeared in the 2025 exam. Practice this and similar questions to strengthen your understanding of hydrocarbons concepts.
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