FiltersDone

Question type

Essay

Multiple Choice

Short Answer

True False

Matching

Exam 22: Condensations and Alpha Substitutions of Carboxyl Compounds

Show Answer

Share

---

All types

Filters

Study Flashcards

Question 51

Essay

Review LaterAdd Note

Review Later

Why is the acid-catalyzed halogenation of ketones generally preferred over the base-promoted halogenation?

Correct Answer

verified

Multiple halogenatio...

View Answer

Show Answer

Question 52

Essay

Review LaterAdd Note

Review Later

A Claisen condensation results in a β-ketoester. Explain why a second ester enolate does not add to this

Correct Answer

verified

The product β-ketoester is in enolate fo...

View Answer

Show Answer

Question 53

Essay

Review LaterAdd Note

What two molecules were condensed in an aldol reaction to produce

What two organic starting materials are required to produce cinnamaldehyde via a crossed aldol condensation followed by dehydration?

Complete the following reaction by filling in the necessary reagents.

Provide a detailed, stepwise mechanism for the acid-catalyzed enolization of acetaldehyde.

Provide the sequence of reagents needed to convert (CH₃CH₂O₂C)₂CH₂ to cyclopentanecarboxylic acid.

What organic compounds are produced when 2-pentanone undergoes the haloform reaction upon treatment with HO^- and excess Br₂?

Provide the sequence of reagents needed to convert CH₃CH₂O₂CCH₂COCH₃ to 7-methyl-2-octanone.

Provide the major organic product of the reaction shown below.

Predict the major organic product of the following reaction:

What iminium salt is produced in the reaction shown below?

Provide the structure of the enol of 2,2,4-trimethyl-3-pentanone.

Provide a detailed, stepwise mechanism for the base-catalyzed enolization of acetaldehyde.

In the iodoform reaction, a methyl ketone is converted to the ________ upon treatment with excess iodine and hydroxide.

Draw a correct structure of the expected product for the following reaction.

What is the approximate pKa of diethyl malonate?

What two molecules were condensed in an aldol reaction to produce

What additional starting material is needed to complete the following transformation?

Which of the following reagents will quantitatively convert an enolizable ketone to its enolate salt?