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The best reagent to convert pent-3-en-2-ol into pent-3-en-2-one is
(AIEEE 2005)
- a)pyridinium chlorochromate
- b)chromic anhydride in glacial acetic acid
- c)acidic dichromate
- d)acidic permanganate
Correct answer is option 'B'. Can you explain this answer?
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The best reagent to convert pent-3-en-2-ol into pent-3-en-2-one is(AIE...
Only suitable reagent is chromic anhydride in glacial acetic acid. Other will also affect
bond.Most Upvoted Answer
The best reagent to convert pent-3-en-2-ol into pent-3-en-2-one is(AIE...
Conversion of pent-3-en-2-ol to pent-3-en-2-one using chromic anhydride in glacial acetic acid
Chromic Anhydride in Glacial Acetic Acid:
- Chromic anhydride (CrO3) in glacial acetic acid is a strong oxidizing agent commonly used for the conversion of alcohols to ketones or aldehydes.
- In this reaction, the chromic anhydride oxidizes the alcohol group of pent-3-en-2-ol to a ketone group, resulting in the formation of pent-3-en-2-one.
- The reaction proceeds via the formation of a chromate ester intermediate, which is subsequently hydrolyzed to yield the ketone product.
Other Reagents:
- Pyridinium chlorochromate (PCC) is also a common reagent used for the oxidation of alcohols to aldehydes or ketones. However, in this case, chromic anhydride in glacial acetic acid is a more suitable reagent for the conversion of pent-3-en-2-ol to pent-3-en-2-one.
- Acidic dichromate and acidic permanganate are strong oxidizing agents that can also be used for alcohol oxidation but may not be as effective or selective as chromic anhydride in this particular transformation.
Therefore, the best reagent for converting pent-3-en-2-ol into pent-3-en-2-one is chromic anhydride in glacial acetic acid due to its efficiency and selectivity in alcohol oxidation reactions.
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The best reagent to convert pent-3-en-2-ol into pent-3-en-2-one is(AIE...
Only suitable reagent is chromic anhydride in glacial acetic acid. Other will also affect
bond.Attention JEE Students!
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The best reagent to convert pent-3-en-2-ol into pent-3-en-2-one is(AIEEE2005)a)pyridinium chlorochromateb)chromic anhydride in glacial acetic acidc)acidic dichromated)acidic permanganateCorrect answer is option 'B'. Can you explain this answer?
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