Ph-CH=CH-C||O-CH3Ph-CH=CH-CO2H
Above conversion can be achieved by :

(a) KMnO4,  followed by H+

(b) I2/NaOH followed by H+

(c) H2/Pt

(d) LiAlH4

 

Concept Videos :-

#1 | Preparation of Carbonyl Compounds: I
#2 | Preparation of Carbonyl Compounds: II
#3 | Aromatic Carbonyl Compounds
#4 | Properties of Carbonyl Compounds: I
#5 | Properties of Carbonyl Compounds: II
#6 | Properties of Carbonyl Compounds: III

Concept Questions :-

Preparation & properties of Aldehydes and Ketones

(b) Iodoform test.

(b.1) Oxidative ozonolysis by not KMnO4

(b.2) Iodoform test. Only methyl ketones. No reaction with double bond.

(b.3) H2/Pt can reduce only double bond.

(b.4) LAH oxidizes ketone to 2° alcohol not to carboxylic acid.

Difficulty Level:

  • 18%
  • 62%
  • 3%
  • 18%