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Tamil Nadu Board of Secondary EducationHSC Science Class 12

Complete the following reaction. CHX3−CHX2−CHX2−C−CHX3→dry HClHO−CHX2−CHX2−CHX2−OH?||.........O......... - Chemistry

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Question

Complete the following reaction.

\[\begin{array}{cc}
\ce{CH3 - CH2 - CH2 - C - CH3 ->[HO - CH2 - CH2 - CH2 - OH][dry HCl] ?}\\
||\phantom{.........}\\
\ce{O}\phantom{.........}
\end{array}\]

Answer in Brief

Solution

Overall reaction:

\[\begin{array}{cc}
\ce{CH3 - CH2 - CH2 - C - CH3 ->[H^+][HO - CH2 - CH2 - OH] CH3 - CH2 - CH2 - C - CH3}\phantom{.}\\
\phantom{..................}||\phantom{..........................................}/\phantom{.....}\backslash\phantom{..}\\
\phantom{.............}\ce{\underset{(2-Pentanone)}{O}}\phantom{....................................}\ce{O}\phantom{......}\ce{O}\phantom{}\\
\phantom{............................................................}|\phantom{.......}|\phantom{..}\\
\phantom{.............................................................}\ce{\underset{(2-Pentanone ethylene ketol)}{CH2 - CH2}}
\end{array}\]

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Chemical Properties of Aldehydes and Ketones
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Chapter 12: Carbonyl Compounds and Carboxylic Acids - Evaluation [Page 193]

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Samacheer Kalvi Chemistry - Volume 1 and 2 [English] Class 12 TN Board
Chapter 12 Carbonyl Compounds and Carboxylic Acids
Evaluation | Q 12. | Page 193
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