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Dehydration of Alcohols

Total number ...

Question

Total number of alkenes possible by dehydrohalogenation of $3-bromo-3-cyclopentylhexane$ using alcoholic $K O H$ is:

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Solution

The substrate has $3$ types of basic hydrogens, therefore three structural isomers are possible as follow:

Structure (I) and (III) can show cis-trans isomeriam. Therefore total of $5$ isomers are possible.

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