Ether

Question 1

Williamson’s reaction

Answer 1

R - O-Na + R- X —->R-O-R +NaBr

Question 2

Ethene to Diethyl ether

Answer 2

H2C = CH2 + HBr —–>
H3C - CH2 - Br + NaOH + Sn—->
2 [CH3 - CH2OH] + NaBr + Conc H2SO4 —> CH3CH2 - O -CH2CH3

Question 3

Diethylether in presence of air.

Answer 3

R
|
+1/2 O2 ——> peroxide R -O –> O

Question 4

CH3 - O - C2H5+ HI
● Heat
● cold

Answer 4

● CH3 I + C2H5 I+H20
● CH3-I + C2H5OH

Question 5

Dimethyl ether + acetyl chloride

Answer 5

R-O-R + CH3COCl —-ZnCl– –>
R-Cl + CH3CO- O-R

Question 6

R-O-R +Cl2 —->
●Dark
● presence of Light

Answer 6

Cl. Cl
| |
● CH3- CH - O - CH - CH3
( at @ hydrogen)

● C2Cl5 - O - C2Cl5

Question 7

anisole + Br2 —>
● CS2
● Fe

Answer 7

● ortho and para ¤- O- CH3
● 2,4,6 tri bromo anisole