Organic Compounds Conversions Quiz
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Questions and Answers

What is the most efficient two-step process for converting propanone to propene?

  • Use a reduction followed by dehydration. (correct)
  • Perform electrophilic addition followed by elimination.
  • Conduct an oxidation followed by rearrangement.
  • Subject to hydrolysis then decarboxylation.
  • Which reaction sequence would effectively convert benzoic acid to benzaldehyde?

  • Decarboxylation of benzoic acid. (correct)
  • Direct oxidation of benzoic acid.
  • Alkylation followed by hydrolysis.
  • Reduction to benzyl alcohol followed by oxidation.
  • What is the correct method to convert ethanol to 3-hydroxybutanal in two steps?

  • Reduce propanone and perform a condensation reaction.
  • Ethanol can be transformed to butyric acid and then reduced.
  • Oxidize ethanol to acetaldehyde, then do a Grignard reaction.
  • Convert ethanol to ethylene followed by a hydroformylation reaction. (correct)
  • Which approach effectively leads to the conversion of benzene to m-nitroacetophenone?

    <p>Nitration followed by acylation.</p> Signup and view all the answers

    What is the best method to convert benzaldehyde into benzophenone within two steps?

    <p>Carry out a Friedel-Crafts acylation with acetyl chloride.</p> Signup and view all the answers

    Study Notes

    Conversions of Organic Compounds

    • Propanone to Propene

      • Use a dehydration reaction with an acid catalyst to eliminate water from propanone, forming propene.
    • Benzoic acid to Benzaldehyde

      • Convert benzoic acid to benzaldehyde via reduction using lithium aluminum hydride (LiAlH4) or another reducing agent.
    • Ethanol to 3-Hydroxybutanal

      • Perform an aldol condensation by reacting ethanol with acrolein or propanal, followed by further reduction if necessary.
    • Benzene to m-Nitroacetophenone

      • Nitration of benzene to form nitrobenzene, followed by Friedel-Crafts acylation with acetic anhydride or acetyl chloride.
    • Benzaldehyde to Benzophenone

      • React benzaldehyde with phenyl magnesium bromide (Grignard reagent) to introduce a phenyl group, forming benzophenone after hydrolysis.
    • Bromobenzene to 1-Phenylethanol

      • Use a Grignard reaction with ethylene oxide, allowing bromobenzene to react and yield 1-phenylethanol upon hydrolysis.
    • Benzaldehyde to 3-Phenylpropan-1-ol

      • Conduct a reaction with appropriate Grignard reagent (like phenyl magnesium bromide) followed by acid-catalyzed hydrolysis.
    • Benzaldehyde to α-Hydroxyphenylacetic acid

      • Convert benzaldehyde into α-hydroxy ketone through a reaction with hydrocyanic acid followed by acidic hydrolysis.
    • Benzoic acid to m-Nitrobenzyl alcohol

      • Perform nitration to generate m-nitrobenzoic acid, then reduce the acid to m-nitrobenzyl alcohol with LiAlH4 or a similar reducing agent.

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    Description

    Test your knowledge on the conversions of various organic compounds including propanone, benzoic acid, and benzaldehyde. Each question will assess your understanding of different organic reactions and their mechanisms. Dive into the world of organic chemistry and see how well you can navigate these transformations!

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