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My Chemistry Tutor > Ask Chemistry Homework Questions > Organic Chemistry > Pleaaaaaaaaaaaaaaase help me :(

Pleaaaaaaaaaaaaaaase help me :(

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Author Topic: Pleaaaaaaaaaaaaaaase help me :(  (Read 176 times)
Chemo Star
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« on: February 08, 2010, 05:23:50 AM »
 :o The reagent we used to form halobenzene(benzene ring connected to a halogen)  is by adding alkylhalide BUT  we can not use a vinil or arayl halide...Whyyyyyyyyyyyyyyyyyyyyyy????  ???  ???
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Bcnof
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« Reply #1 on: February 08, 2010, 10:18:55 PM »
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I think you're talking about a Friedel-Crafts alkylation here? Aromatic (aryl) halides and vinylic halides do not react because aryl and vinylic carbocations are too high in energy to form under Friedel Crafts conditions.
hey
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