1) How will you describe whether any compound has been oxidized or reduced? Support the answer with suitable examples. 2)Why carboxylic acid with a carbonyl group at 3rd position can be decarboxylated? 3) Explain why electrophilic aromatic substitution in Pyrrole takes place at C-2 positions whereas, in Pyridine it takes place at C-3 position? 4) List the following esters in order of decreasing reactivities towards hydrolysis with reason: Methyl benzoate, p-cyano methyl benzoate and p-hydroxy methyl benzoate 5)LDA is the base of choice for carbonyl compound to completely convert into enolate. Why?

1) How will you describe whether any compound has been oxidized or reduced? Support the answer with suitable examples. 2)Why carboxylic acid with a carbonyl group at 3rd position can be decarboxylated? 3) Explain why electrophilic aromatic substitution in Pyrrole takes place at C-2 positions whereas, in Pyridine it takes place at C-3 position? 4) List the following esters in order of decreasing reactivities towards hydrolysis with reason: Methyl benzoate, p-cyano methyl benzoate and p-hydroxy methyl benzoate 5)LDA is the base of choice for carbonyl compound to completely convert into enolate. Why?

Organic Chemistry

8th Edition

ISBN:9781305580350

Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote

Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote

Chapter23: Amines

Section: Chapter Questions

Problem 23.21P

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