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Hlokenes or haloarenes

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Hlokenes or haloarenes
  • 1 answers

Yogita Ingle 3 years, 11 months ago

Haloarenes can be synthesised by any of the following reactions:

1. By electrophilic substitution reaction:

This involves the direct halogenation of benzene ring in the presence of Lewis acid catalysts like iron or iron (III) chloride.

2. By Sandmeyer’s reaction:

Aniline is treated with sodium nitrite to give a diazonium salt which is then treated with cuprous chloride or cuprous bromide to produce the corresponding aryl halide:

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