Exam 28: Pericyclic Reactions

Predict the major organic product for the reaction.

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Question 21

Given the starting material and conditions, identify the type of pericyclic reaction, the number of electrons involved in the reaction, and draw the major organic product. Clearly show stereochemistry, if applicable.

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Question 22

Classify the reaction:

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Question 23

Without drawing a molecular orbital diagram, consider the structure and identify a. the number of pi electrons. b. which molecular orbitals will be occupied. c. which molecular orbitals are symmetric. d. which molecular orbital is the HOMO.

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Question 24

Which conditions should you use to perform the reaction and why?

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Question 25

Showing 21 - 25 of 25

Predict the major organic product for the reaction.

Given the starting material and conditions, identify the type of pericyclic reaction, the number of electrons involved in the reaction, and draw the major organic product. Clearly show stereochemistry, if applicable.

Classify the reaction:

Without drawing a molecular orbital diagram, consider the structure and identify a. the number of pi electrons. b. which molecular orbitals will be occupied. c. which molecular orbitals are symmetric. d. which molecular orbital is the HOMO.

Which conditions should you use to perform the reaction and why?

Chemical Bonding and Chemical Structure

Alkanes and Organic Nomenclature

The Curved-Arrow Notation, Resonance, Acids and Bases, and Chemical Equilibrium

Introduction to Alkenes and Alkynes

Addition Reactions of Alkenes and Alkynes

Principles of Stereochemistry

Cyclic Compounds and Reaction Stereochemistry

Nomenclature and Noncovalent Intermolecular Interactions

The Chemistry of Alkyl Halides

Free-Radical Reactions, Main-Group Organometallic Compounds, and Carbenes

The Chemistry of Alcohols and Thiols

The Chemistry of Ethers, Epoxides, Glycols, and Sulfides

Introduction to Spectroscopy

Nuclear Magnetic Resonance Spectroscopy

Dienes and Aromaticity

The Chemistry of Benzene and Its Derivatives

Allylic and Benzylic Reactivity

The Chemistry of Aryl Halides, Vinylic Halides, and Phenols

The Chemistry of Aldehydes and Ketones

The Chemistry of Carboxylic Acids

The Chemistry of Carboxylic Acid Derivatives

The Chemistry of Enolate Ions, Enols, and Α,β-Unsaturated Carbonyl Compounds

The Chemistry of Amines

Carbohydrates

The Chemistry of Thioesters, Phosphate Esters, and Phosphate Anhydrides

The Chemistry of the Aromatic Heterocycles and Nucleic Acids

Amino Acids, Peptides, and Proteins

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