question_answer

\[{{C}_{6}}{{H}_{5}}NM{{e}_{2}}+HCONM{{e}_{2}}\xrightarrow[{}]{POC{{l}_{3}}}\] The above reaction is called

A)  Hofmann mustard oil reaction

B)  Vilsmeier-Haack reaction

C)  Darzens reaction

D)  Arndt-Eistert reaction

Correct Answer: B

Solution :

  This reaction is called Vilsmeier-Haack reaction.