Question

$Ph-C\equiv C-C{H}_3\stackrel{H{g}^{2+}/H^{+}}{\to }A$
What is the product (A) for above reaction?

• A.
  
• B.
  
• C.
  
• D.
  

Answer 1

Answer: (C)

$Ph-C\equiv C-C{H}_3\stackrel{H{g}^{2+}/H^{+}}{\to }$
The product formed undergoes tautomerization to give the more stable enol form.