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what is ortho effect.is it make the compound more acidic or less acidic.plz explain in detail.

what is ortho effect.is it make the compound more acidic or less acidic.plz explain in detail.

Grade:12

1 Answers

SAGAR SINGH - IIT DELHI
878 Points
13 years ago

Dear student,

To make aromatic carboxylic acids more acidic u got to reduce the amount of resonance.
so say i introduce a big group in the ortho position ,due to steric repulsions the planarity of the ring is lost and hence resonance is reduced,making the acid more acidic.

 

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Sagar Singh

B.Tech, IIT Delhi

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