Yr 2 Reactions

Question 1

Alcohol ————> Ester

Answer 1

Carboxylic acid/acyl chloride, acid catalyst, heat

Question 2

Ester ————> Alcohol

Answer 2

Dilute acid/alkali, reflux

Question 3

Ester ————> Carboxylic acid

Answer 3

Dilute acid/alkali, reflux

Question 4

Carboxylic acid ———> Ester

Answer 4

Alcohol, acid catalyst, heat

Question 5

Carboxylic acid ———> Acyl Chloride

Answer 5

SOCl₂

Question 6

Acyl Chloride ———> Carboxylic Acid

Answer 6

Cold H₂O

Question 7

Acyl Chloride ——> 1° Amide

Answer 7

NH₂, 20°C

Question 8

Acyl Chloride ——> 2° Amide

Answer 8

Amine, 20°C

Question 9

Aldehyde/Ketone——> Hydroxynitrile

Answer 9

HCN

Question 10

Hydroxynitrile ——> Carboxylic Acid

Answer 10

Dilute HCl, reflux

Question 11

Hydroxynitrile———> Amine

Answer 11

LiAlH₄, then dilute acid
OR
H₂, Ni/Pt catalyst, high temp & pressure

Question 12

Nitrile ————> Amine

Answer 12

LiAlH₄, then dilute acid
OR
H₂, Ni/Pt catalyst, high temp & pressure

Question 13

Nitrile ———> Carboxylic acid

Answer 13

Dilute HCl, reflux

Question 14

Haloalkane ————> Amine

Answer 14

Excess ethanolic ammonia (or amines), heat

Question 15

Haloalkane ————> Nitrile

Answer 15

NaCN/KCN, ethanol, reflux