Reaction by which benzaldehyde cannot be prepared?
A)
B)
C)
D)
Correct Answer:
D
Solution :
[a] This reaction is known as Etard reaction. [b] This reaction is called Rosenmund reaction. [c] The above reaction is known as Gattermann-Koch aldehyde synthesis. [d] Thus, from the reagents given in option [d] Benz aldehyde is not obtained.