NEET · Chemistry · STD 11 - 9. Hydricarbon
Identify \(Z\) in the sequence of reactions : \(CH_3 CH_2 CH=CH_2 \xrightarrow{{HBr/{H_2}{o_2}}}\,Y\,\xrightarrow{{{C_2}{H_5}ONa}}Z\)
- A \(CH_{3}-(CH_2)_3 - O - CH_2CH_3\)
- B \((CH_3)_2CH - O - CH_2CH_3\)
- C \(CH_3(CH_2)_4 - O - CH_3\)
- D \(CH_3CH_2 - CH(CH_3) - O - CH_2CH_3\)
Answer & Solution
Correct Answer
(A) \(CH_{3}-(CH_2)_3 - O - CH_2CH_3\)
Step-by-step Solution
Detailed explanation
\(C{{H}_{3}}C{{H}_{2}}CH=C{{H}_{2}}\xrightarrow[(peroxide\,or\,anti-Markovnikov's\,effect)]{HBr/{{H}_{2}}{{O}_{2}}}\) \(\underset{(Y)}{\mathop{\underset{1-Bromobu\tan e}{\mathop{\begin{matrix}
\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,Br \\
\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,| \\
C{{H}_{3}}C{{H}_{2}}-CH-C{{H}_{2}} \\
\,\,\,\,| \\
\,\,\,\,\,H \\
\end{matrix}}}\,}}\,\xrightarrow[\Delta ]{{{C}_{2}}{{H}_{5}}ONa}\) \(\underset{(Z)}{\mathop{C{{H}_{3}}{{(C{{H}_{2}})}_{3}}-O-C{{H}_{2}}C{{H}_{3}}}}\,\)
\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,Br \\
\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,| \\
C{{H}_{3}}C{{H}_{2}}-CH-C{{H}_{2}} \\
\,\,\,\,| \\
\,\,\,\,\,H \\
\end{matrix}}}\,}}\,\xrightarrow[\Delta ]{{{C}_{2}}{{H}_{5}}ONa}\) \(\underset{(Z)}{\mathop{C{{H}_{3}}{{(C{{H}_{2}})}_{3}}-O-C{{H}_{2}}C{{H}_{3}}}}\,\)
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