question_answer

Which of the following reactions propanal is the major product?

A) \[Me-\equiv -H\xrightarrow[(ii)\,\,{{H}_{2}}{{O}_{2}}/\overset{\Theta }{\mathop{O}}\,H]{(i)\,Si{{a}_{2}}BH}A\]

B)  \[Me-\equiv -H\xrightarrow[(ii)\,\,{{H}_{2}}{{O}_{2}}/\overset{\Theta }{\mathop{O}}\,H]{(i)\,B{{H}_{3}}+THF}B\]

C)

D) \[Me-\equiv -H\xrightarrow{Dil.\,\,{{H}_{2}}S{{O}_{4}}+H{{g}^{2+}}}D\]

Correct Answer: A

Solution :

[a] (i) (ii) (iii) (iv)