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Question
Give the order of decarboxylation of the following acid:
| CH3COOH | CH2 = CH–CH2 – COOH |
| I | II |
| CH2(COOH)2 |  |
| III | IV |
Options
I > II > III > IV
III > IV > II > I
IV > III > II > I
I > III > II > IV
MCQ
Solution
IV > III > II > I
Explanation:
As a result, carbanion stability for α-decarboxylation is IV > III > II > I.
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