Table of contents

1. A Review of General Chemistry5h 5m
2. Molecular Representations1h 14m
3. Acids and Bases2h 46m
4. Alkanes and Cycloalkanes4h 17m
5. Chirality3h 39m
6. Thermodynamics and Kinetics1h 22m
7. Substitution Reactions1h 48m
8. Elimination Reactions2h 30m
9. Alkenes and Alkynes2h 9m
10. Addition Reactions3h 19m
11. Radical Reactions1h 58m
12. Alcohols, Ethers, Epoxides and Thiols2h 42m
13. Alcohols and Carbonyl Compounds2h 17m
14. Synthetic Techniques1h 26m
15. Analytical Techniques:IR, NMR, Mass Spect7h 3m
16. Conjugated Systems6h 13m
17. Ultraviolet Spectroscopy51m
18. Aromaticity2h 34m
19. Reactions of Aromatics: EAS and Beyond5h 1m
20. Phenols55m
21. Aldehydes and Ketones: Nucleophilic Addition4h 56m
22. Carboxylic Acid Derivatives: NAS2h 51m
23. The Chemistry of Thioesters, Phophate Ester and Phosphate Anhydrides1h 10m
24. Enolate Chemistry: Reactions at the Alpha-Carbon1h 53m
25. Condensation Chemistry2h 9m
26. Amines1h 43m
27. Heterocycles2h 0m
28. Carbohydrates5h 53m
29. Amino Acids4h 20m
30. Peptides and Proteins2h 42m
31. Catalysis in Organic Reactions1h 30m
32. Lipids 2h 50m
33. The Organic Chemistry of Metabolic Pathways2h 52m
34. Nucleic Acids1h 32m
35. Transition Metals6h 14m
36. Synthetic Polymers1h 49m

16. Conjugated Systems

Claisen Rearrangement

Organic Chemistry

16. Conjugated Systems

Claisen Rearrangement

Previous problemNext problem

5:39 minutes

Problem 13a

Textbook Question

Draw the product of the following reaction:

Verified step by step guidance

Analyze the given reaction carefully. Identify the reactants, reagents, and reaction conditions provided in the image. This will help determine the type of reaction (e.g., substitution, elimination, addition, etc.).

Determine the functional groups present in the reactant molecule and how they might interact with the reagent. For example, if the reagent is a strong nucleophile, consider nucleophilic substitution or addition reactions.

Predict the mechanism of the reaction based on the reagents and conditions. For instance, if the reaction involves a strong base and a β-hydrogen, it might proceed via an elimination (E2) mechanism.

Draw the intermediate structures, if applicable, to show the step-by-step transformation of the reactant into the product. Use curved arrows to indicate the movement of electrons during bond formation and cleavage.

Finally, draw the major product of the reaction, ensuring that stereochemistry (if relevant) is correctly represented. Verify that the product is consistent with the reaction mechanism and conditions provided.

Verified video answer for a similar problem:

This video solution was recommended by our tutors as helpful for the problem above

Video duration:

Play a video:

Was this helpful?

Key Concepts

Here are the essential concepts you must grasp in order to answer the question correctly.

Reaction Mechanisms

Understanding reaction mechanisms is crucial in organic chemistry as they describe the step-by-step process by which reactants transform into products. This includes identifying intermediates, transition states, and the movement of electrons. A clear grasp of mechanisms helps predict the outcome of reactions and the stability of products formed.

Functional Groups

Functional groups are specific groups of atoms within molecules that are responsible for the characteristic chemical reactions of those molecules. Recognizing functional groups is essential for predicting how a compound will react in a given reaction. They also influence the physical properties and reactivity of organic compounds.

Stereochemistry

Stereochemistry involves the study of the spatial arrangement of atoms in molecules and how this affects their chemical behavior. It is important for understanding isomerism, where compounds with the same molecular formula can have different structures and properties. Stereochemical considerations are vital when drawing reaction products, especially in reactions that involve chiral centers.

Watch next

Master Definition of Claisen Rearrangement with a bite sized video explanation from Johnny

Start learning

Related Videos

Related Practice

Textbook Question

Predict the product of the Claisen reactions shown.

(c)

Textbook Question

Predict the product of the Claisen reactions shown.

(b)

Textbook Question

Propose a mechanism for the following reaction:

Textbook Question

If the terminal sp² carbon of the substituent attached to the benzene ring is labeled with ¹⁴C, where will the label be in the product?

Textbook Question

The Claisen rearrangement can be used to attach allyl groups to benzene via initial alkylation of a phenol.

(a) Predict the identity of A and B

(b) provide an arrow-pushing mechanism for each step. [The phenol alkylation is simply a Williamson ether synthesis reaction.]

Textbook Question

The Ireland–Claisen reaction is a variant of the Claisen reaction studied in this chapter.

(a) Suggest a mechanism for the first step.

(b) Predict the product (B) that would result from heating intermediate A.

Suggest a mechanism for this reaction.

Textbook Question

Only after working Assessment 22.53, predict the product of the following reactions.

(a)

Textbook Question

Only after working Assessment 22.53, predict the product of the following reactions.

(b)

Show more practices

Download the Mobile app

Privacy

Do not sell my personal information

Accessibility

Patent notice

Sitemap