Which one of the following will most readily be dehydrated in acidic medium?

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

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

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

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

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Solution

The correct option is A $C H_{3} - O | | C - C H_{2} - O H | C H - C H_{3}$
Greater the conjugation. greater the stability and hence, easier the dehydration. Thus, compound (a), in acidic conditions, will most readily be dehydrated.

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Similar questions

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

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

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

A, B, C

C H_{3} - O H | C H - C H_{2} - C H_{2} - O | | C - C H_{3} \to C H_{3} - O H | C H - (C H_{2})_{3} - C H_{3}

C H_{3} - C H = C H - C H_{2} - O | | C - C H_{3} \to C H_{3} - C H = C H - C H_{2} - O | | C - O H

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

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

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