6.2.1 Amines Flashcards
1
Q
Why do amines behave as bases
A
Lone pair of electrons on the nitrogen can accept a proton
2
Q
Amine plus acid
A
Ammonium salt forms
3
Q
How to prepare a primary amine
A
Haloalkane plus excess ammonia in presence of ethanol forms ammonium salt
Add sodium hydroxide to ammonium salt to from amine and sodium salt and water
4
Q
How to prepare secondary and tertiary amines
A
Secondary amine formed from further substitution from reaction for primary amine
Tertiary amine formed from further substitution from reaction for secondary amine
5
Q
How to prepare aromatic amines
A
Heat nitrobenzene under reflux with tin and HCl to form an ammonium salt (reduction)
React with excess NaOH to form phenylamine
