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Author Topic: Aceteic anhydride reaction...  (Read 955 times)
prncess23
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« on: May 10, 2009, 02:15:33 AM »
what are the major products of the reaction of acetic anhydride with:
a. diphenylamine
b. water 0with heat)
c. benzene in the presence of a Lewis acid
d. toluene in the presence of a Lewis acid
e. ethanol (with heat)
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chrisf
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ChrisFNet
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« Reply #1 on: May 10, 2009, 08:48:13 AM »
Here are a few to get you started.
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prncess23
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« Reply #2 on: May 10, 2009, 04:12:02 PM »
ok so i got all the answers except c.

a. acetic anhyride + diphenylamine= n.n-diphenylacetamide + acetic acid
b. acetic anhyride + water (with heat)= 2 acetic acid
c. acetic anhyride + benzene --->lewis acid--->acetophenone + acetic acid
d. toluene in the presence of a Lewis acid
e. acetic anhyride + ethanol (with heat)= ethyl acetate + acetic acid

how do i d?
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chrisf
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« Reply #3 on: May 10, 2009, 04:30:26 PM »
Since the methyl group in toluene is activating, all that really happens is an acylation. I believe you'd just end up with acetophenone.
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