7. Substitution Reactions
7. Substitution Reactions / SN2 Reaction / Problem 7
The synthesis of 2,3-dihydrobenzo[b][1,4]dioxine-2,3-dicarboxylic acid is illustrated here:
![Mechanism showing conversion of compound A to B in SN2 reaction for organic chemistry.](https://lightcat-files.s3.amazonaws.com/problem_images/0a342e2413e6e8ab-1683548911830.jpg)
(a) Illustrate the mechanism by which A is converted to B.
(b) Which is formed faster between A and B?
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