Podcast
Questions and Answers
Which of the following transformations would PCC NOT be able to perform effectively?
Which of the following transformations would PCC NOT be able to perform effectively?
- Primary alcohol to aldehyde
- Secondary alcohol to ketone
- Aldehyde to carboxylic acid (correct)
- None of the above
What type of alcohol is converted into a ketone using either PCC or $KMnO_4/H_2Cr_2O_4$?
What type of alcohol is converted into a ketone using either PCC or $KMnO_4/H_2Cr_2O_4$?
- Secondary alcohol (correct)
- Tertiary alcohol
- Primary alcohol
- Methanol
Which reagent is capable of reducing a carboxylic acid to a primary alcohol?
Which reagent is capable of reducing a carboxylic acid to a primary alcohol?
- PCC
- $LiAlH_4$ (LAH) (correct)
- $KMnO_4$
- $NaBH_4$
Which of the following classes of organic compounds can both $LiAlH_4$ (LAH) and $NaBH_4$ reduce?
Which of the following classes of organic compounds can both $LiAlH_4$ (LAH) and $NaBH_4$ reduce?
What product is formed when an aldehyde is reacted with $NaBH_4$?
What product is formed when an aldehyde is reacted with $NaBH_4$?
Which of the following reagents can oxidize a primary alcohol to a carboxylic acid?
Which of the following reagents can oxidize a primary alcohol to a carboxylic acid?
Which of the following reagents is used to reduce ketones?
Which of the following reagents is used to reduce ketones?
Which functional group transformation CANNOT be achieved using $LiAlH_4$ (LAH)?
Which functional group transformation CANNOT be achieved using $LiAlH_4$ (LAH)?
What is the result of oxidizing a secondary alcohol with $KMnO_4$?
What is the result of oxidizing a secondary alcohol with $KMnO_4$?
In the reduction of an ester to an alcohol using $LiAlH_4$ (LAH), what type of alcohol is produced?
In the reduction of an ester to an alcohol using $LiAlH_4$ (LAH), what type of alcohol is produced?
Which of the following reactions would produce an aldehyde?
Which of the following reactions would produce an aldehyde?
What is the major organic product when 2-pentanone is treated with $NaBH_4$?
What is the major organic product when 2-pentanone is treated with $NaBH_4$?
A chemist wants to convert a primary alcohol to a carboxylic acid in a single step. Which reagent would be most suitable for this transformation?
A chemist wants to convert a primary alcohol to a carboxylic acid in a single step. Which reagent would be most suitable for this transformation?
Which of these reagents will reduce an ester to a primary alcohol?
Which of these reagents will reduce an ester to a primary alcohol?
A researcher needs to selectively reduce an aldehyde in the presence of a carboxylic acid. Which reducing agent should they use?
A researcher needs to selectively reduce an aldehyde in the presence of a carboxylic acid. Which reducing agent should they use?
Which transformation is possible using $KMnO_4$?
Which transformation is possible using $KMnO_4$?
Which of the following best describes the role of $NaBH_4$ in a chemical reaction?
Which of the following best describes the role of $NaBH_4$ in a chemical reaction?
Which reagent would you use to convert butanal to butan-1-ol?
Which reagent would you use to convert butanal to butan-1-ol?
What type of alcohol is produced by the reduction of a ketone with $LiAlH_4$ (LAH)?
What type of alcohol is produced by the reduction of a ketone with $LiAlH_4$ (LAH)?
Which of the following reagents is suitable for oxidizing a primary alcohol to an aldehyde?
Which of the following reagents is suitable for oxidizing a primary alcohol to an aldehyde?
Flashcards
PCC
PCC
PCC oxidizes a 1° alcohol to an aldehyde.
PCC
PCC
PCC oxidizes a 2° alcohol to a ketone.
KMnO4 or H2Cr2O4
KMnO4 or H2Cr2O4
KMnO4 or H2Cr2O4 oxidizes a 1° alcohol to a carboxylic acid.
KMnO4 or H2Cr2O4
KMnO4 or H2Cr2O4
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NaBH4
NaBH4
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LiAlH4 (LAH)
LiAlH4 (LAH)
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What does PCC do to 1° alcohols?
What does PCC do to 1° alcohols?
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What does PCC do to 2° alcohols?
What does PCC do to 2° alcohols?
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What do KMnO4 or H2Cr2O4 do to 1° alcohols?
What do KMnO4 or H2Cr2O4 do to 1° alcohols?
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KMnO4 or H2Cr2O4 on 2° alcohol
KMnO4 or H2Cr2O4 on 2° alcohol
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What does NaBH4 reduce?
What does NaBH4 reduce?
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What is LiAlH4 reducing agent?
What is LiAlH4 reducing agent?
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Study Notes
Common Oxidizing/Reducing Agents
Oxidizing Agents
- PCC oxidizes a 1° Alcohol to an Aldehyde
- PCC oxidizes a 2° Alcohol to a Ketone
- KMnO4/H2Cr2O4 oxidizes a 1° Alcohol to a Carboxylic Acid
- KMnO4/H2Cr2O4 oxidizes a 2° Alcohol to a Ketone
Reducing Agents
- NaBH4 reduces Aldehydes/Ketones to a 1°/2° Alcohol
- LiAlH4 (LAH) reduces Aldehydes/Ketones to a 1°/2° Alcohol
- LiAlH4 (LAH) reduces Carboxylic acids/Esters to a 1°/2° Alcohol
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