The IUPAC name of the following compound is

5-Bromo-4-ethylhex-2-ene

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2-Bromo-3-ethylhex-4-ene

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4-Bromo-3-propylpentane

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5-Bromo-4-ethylhex-3-ene

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Solution

The correct option is A 5-Bromo-4-ethylhex-2-ene
The primary carbon chain should be longest and it should contain the double bond in it.
The double bond takes priority so numbering should be close to double bond and the chain should also contain $B r$ group.
The numbering of the chain is as follows.
5-Bromo-4-ethylhex-2-ene

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Similar questions

(i) Write the IUPAC name of the following compounds.
$C H_{3} - C H | C H_{3} - C H | O H - C H | C_{2} H_{5} - C H | O H - C H_{3}$

(ii) Write the IUPAC name of the following compound

The IUPAC name of the following compound is?

C H_{2} = C {(C H_{2} C H_{2} C H_{3})}_{2}

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