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9 ALDEHYDES AND KETONES

9 ALDEHYDES AND KETONES

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O<br />

N-OH<br />

+ HO-NH 3+ Cl - ⎯→<br />

-Cannizzaro Reaction<br />

1) 60%KOH<br />

C 6 H 5 CHO ⎯⎯⎯⎯⎯→ C 6 H 5 COOH + C 6 H 5 CH 2 OH<br />

2) H 3 O +<br />

-Oxidation of Aldehydes<br />

CH 3 CH 2 CH 2 CHO + KMnO 4 → CH 3 CH 2 CH 2 COOH<br />

2Ag(NH 3 )<br />

+<br />

2<br />

CH 3 CH=CHCHO ⎯⎯⎯⎯→ CH 3 CH=CHCOO - + 2Ag + 4NH 3 +<br />

3OH -<br />

2H 2 O

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