Chap 15: Carbonyl (ald and ket)

Question 1

How to prepare aldehyde from primary alcohol?

Answer 1

KMnO4, H2SO4 (aq), heat with immediate distillation

Question 2

How can alkenes form ketones?

Answer 2

Oxidative cleavage

Question 3

What are the products formed when ketone and aldehyde undergo reduction?
What are the possible ways of reducing?

Answer 3

Secondary alcohol and primary alcohol respectively;
- H2, Ni (w/ heat) / Pt (r.t.) / Pd (r.t.) catalyst
- LiAlH4 in dry ether, room temperature
- NaBH4, room temperature