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Question
The IUPAC name for \[\begin{array}{cc}
\phantom{.}\ce{O}\phantom{................}\ce{O}\phantom{.}\\
\phantom{}||\phantom{.................}||\phantom{}\\
\ce{CH - C - CH2 - CH2 - C - OH}
\end{array}\] is ______.
Options
1-hydroxypentane-1, 4-dion
1, 4-dioxopentanol
1-carboxybutan-3-one
4-oxopentanoic acid
Solution
The IUPAC name for \[\begin{array}{cc}
\phantom{.}\ce{O}\phantom{................}\ce{O}\phantom{.}\\
\phantom{}||\phantom{.................}||\phantom{}\\
\ce{CH - C - CH2 - CH2 - C - OH}
\end{array}\] is 4-oxopentanoic acid.
Explanation:
If more than one functional groups are present in the chain, one will be the main functional group on priority basis and mentioned as a sec. suffix, while the others are written as prefix mentioned as oxo along with locant.
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