Question

17. Give the names of the reagents to bring about the following transformations.
i) Hexan-1-ol to hexanal ii) But-2-ene to ethanal ​

Answer 1

Answer:

(i) C

5

H

5

NH+CrO

3

Cl - (PCC)C5H(i) C

5

H

5

NH

+

CrO

3

CI

−

(PCC)

(ii) Anhydrous CrO

3

(iii) CrO

3

in the presence of acetic anhydride/ CrO

2

CI

2

2.H

2

O

(iv)(Diisobutyl) aluminium hydride (DIBAL-H)

(v)PCC

(vi) O

3

/H

2

O−Zn dust