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Chapter 21: Q21-15P (page 703)

What product would you expect from reaction of one equivalent of methanol with a cyclic anhydride, such as phthalic anhydride (1,2-benzenedicarboxylic anhydride)? What is the fate of the second 鈥渉alf鈥� of the anhydride?

Short Answer

Expert verified

The product of the reaction is aspirin:

The second anhydride can further react to give diacetate:

Step by step solution

01

Product of the reaction 

The product will be acetyl salicylic acid that is aspirin.

02

Fate of second half of anhydride

The second anhydride can further react to give diacetate.

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