SR Alcohol

Question 1

Alcohol => Haloalkane 
Equation
Type of reaction
Conditions
Reagents

Answer 1

Equation
Alcohol + HBr => HA + H2O
-NaBr + H2SO4 => HBr + NaHSO4
-HBr + Alcohol => HA + H2O

Type of reaction
Substitution

Condition
Reflux

Reagents
NaBr/H2SO4

Question 2

Alcohol => Ester
Equation
Type of reaction
Conditions
Reagents

Answer 2

Equation
Alcohol + a.a => ester + H2O
*NH2 replaced by +NH3

Conditions
Heat
Small con H2SO4
Acid protonates basic Amine group

Reagents
A.A

Question 3

Alcohol => Aldehyde 
Equation
Type of reaction
Conditions
Reagents

Answer 3

Equation
Primary Alcohol + [O] => Aldehyde+ H2O

Type of reaction
Oxidation

Conditions
Gently heat

Distillation to remove aldehyde as it forms preventing further reaction with ox agent

Reagents
[O]
*orange to green

Question 4

Alcohol => Ketone
Equation
Type of reaction
Conditions
Reagents

Answer 4

Equation
Alcohol + [O] => Ketone + H20

Type of reaction
Oxidation

Conditions
Reflux

Reagents
[O]

Question 5

Alcohol => CA
Equation
Type of reaction
Conditions
Reagents

Answer 5

Equation
Alcohol + 2[O] => CA + H20

Type of reaction
Oxidation

Conditions
Heat strongly Reflux

Reagents
2[O] excess acidified potassium dichromate to ensure any initial aldehyde made is oxidised

Question 6

Alcohol => Alkene
Equation
Type of reaction
Conditions
Reagents

Answer 6

Equation
Alcohol => alkene + H20

Type of reaction
Dehydration
Elimination

Conditions
Reflux
Concentrated sulphuric/phosphoric acid catalyst

Reagents
No reagents

Question 7

Alcohol => Ester
Equation
Type of reaction
Conditions
Reagents

Answer 7

Equation
CA + Alcohol => Ester + H2O

Type of reaction
Esterification
*sweet smelling product

Conditions
Warmed
Small amount of Sulphuric acid catalyst

Reagents
Alcohol