Write the IUPAC name of the following compound:
$C H_{2} = C H - O | | C - C H_{3}$

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Solution

The given compound contains keto group $⎛ ⎜ ⎝ - O | | C - ⎞ ⎟ ⎠$ at $C - 2$ position in the parent chain of $4$ carbon atoms having double bond at $C - 3$ position.
Hence the IUPAC name of the given compound is but- $3$ -en- $2$ -one.

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Similar questions

C H_{3} - C H - C H_{2} - O - C H_{2} - C H_{3}

C H_{3}

I U P A C

C H_{2} = C H - C \equiv C - C H_{3}

C H_{3} - C H_{2} - C H = C H - O ∥ C - H

C H_{3} - C | H O C H_{3} - O | | C - C | H C H_{3} - O - C H_{2} - C H_{3}

I U P A C

C H_{3} - C H = C H - C H_{2} - C H = C H - C H - C H_{2} - C H = C H_{2}

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C_{2} H_{5}

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