Organic II

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13 Terms

1
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Ketone/ Aldehyde + Fehlings

Ketone - no reaction

Aldehyde → carboxylic acid (clear blue —> brick red ppt)

2
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Ketone/ aldehyde + Tollens

Ketone - no reaction

Aldehyde - carboxylic acid (silver mirror of Ag formed)

3
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Ketone/ aldehyde + K2Cr2O7

Ketone - no reaction

Aldehyde —> carboxylic acid (orange —> green)

4
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Aldehyde/ Ketone + 2,4-DNPH

Condensation reaction (loose H2O)

form deep-orange precipitate

5
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Methyl ketone (CH3CO-) test

Heat with alkaline solution of iodine

forms yellow ppt

6
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Nitrile + dilute hydrochloric acid + water —>

carboxylic acid + NH4Cl

7
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Carboxylic acid + PCl5 —>

Acyl chloride + POCl3 + HCl

HCl is steamy fumes

8
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Carboxylic acid + alcohols —>

ester + water

(H2SO4 catalyst)

9
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Acyl chloride + water

carboxylic acid + HCl

10
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Acyl chloride + alcohol

Ester + HCl

11
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Acyl chloride + conc ammonia

Amide + HCl

12
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Acyl chloride + cold conc amine

Amide + HCl

13
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Ester + water

carboxylic acid + alcohol

(heat under reflux with H2SO4)