Synthesis of Esters from Acid Chlorides and Anhydrides

Q.

How can we convert acetophenone to benzoic acid?

Q. 12. Which of the following will lead to maximum enolisation A)cyclohex_2, 4enone B) CH3COCH2COH C) CH3COCH3 D) CH3COCH(Br)CO(CH3)

Q. Which ester given below can most easily be produced by acid catalysed esterification (Fischer's esterification)?

1. $C{H}_{3}C{H}_{2}COO{C}_6{H}_5$
2. $C{H}_{3}C{H}_{2}COOCH\left(C{H}_3\right)C{H}_{2}C{H}_3$
3. $C{H}_{3}C{H}_{2}COOC(C{H}_3{)}_{2}C{H}_{2}C{H}_3$
4. $C{H}_{3}C{H}_{2}COO{C}_2{H}_5$

Q.

2 moles of acetaldehyde are catalyzed by aluminium ethoxide to yield one mole of ethyl acetate. This is:

1. Cannizzaro’s reaction

2. Aldol condensation

3. Claisen’s reaction

4. Tischenko reaction

Q. 3. During the peroxide effect why does bromine radical formed attack the free radical site formed by double bond and not the allylic position