Furan - Alchetron, The Free Social Encyclopedia
Furan - Alchetron, The Free Social Encyclopedia
2014年6月12日
alchetron.com
Aromatic heterocycles II
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Aromatic heterocycles II
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Furan is an aromatic heterocyclic compound that undergoes elect... | Filo
Furan is an aromatic heterocyclic compound that undergoes elect... …
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SOLVED:Furan undergoes electrophilic aromatic substitution more readily than benzene; mild reagents and conditions are sufficient. For example, furan reacts with bromine to give 2-bromofuran. (a) Propose mechanisms for the bromination of furan at the 2 -position and at the 3-position. Draw the resonance forms of each sigma complex, and compare their stabilities. (b) Explain why furan undergoes bromination (and other electrophilic aromatic substitutions) primarily at the 2-position.
SOLVED:Furan undergoes electrophilic aromatic substitutio…
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