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Tardigrade
Question
Chemistry
Which dicarboxylic acid in presence of a dehydrating agent is least reactive to give an anhydride :
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Q. Which dicarboxylic acid in presence of a dehydrating agent is least reactive to give an anhydride :
JEE Main
JEE Main 2019
Aldehydes Ketones and Carboxylic Acids
A
15%
B
4%
C
23%
D
58%
Solution:
Adipic acid $ CO_2H-(CH_2)_4-CO_2H \xrightarrow[\text{agent}]{\text{dehydrating}}$ 7 membered cyclic anhydride (Very unstable)