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The best reagent to convert pent-3-en-2-ol into pent-3-en-2-one is

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The best reagent to convert pent-3-en-2-ol into pent-3-en-2-one is
A. pyridinium chlorochromate
B. chromic anhydride in glacial acetic acid
C. acidic dichromate
D. acidic permanganate
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1 Answer

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Best answer
Correct Answer - B
`CH_(3)-underset(OH)underset("| ")"CH"-CH=CH-CH_(3) rarr CH_(3) - underset(O)underset("||")C-CH=CHCH_(3)`
The only suitable reagent is chromic anhydride in glacial acetic acid. Other will also affect `(C=C)` bond.
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