Organic Chemistry

Chapter 1: Atoms and Molecules, Orbitals and Bonding

1.1: Atoms and Atomic Orbitals

1.2: Covalent Bonds and Lewis Structures

1.3: Formal Charge, Resonance Structure, Nucleophile-Electrophile Reactions

1.4: More Examples on Lesson 3

1.5: Hydrogen – Molecular Orbitals

1.6: Bond Strength

Chapter 2: Functional Families and Nomenclature

2.1: Drawing Skeletal Structures. Naming Prefixes. Nomenclature of Alkanes, Alkenes, Alkynes

2.2: Physical Properties of Alkanes, Cycloalkanes, Alkenes, Alkynes; Nomenclature of Cycloalkanes/Benzene, Conjugated Systems

2.3: More on Double and Triple Bonds in Rings

2.4: Heats of Formation, Relative Acidity, Degrees of Unsaturation of Alkanes, Alkenes, Alkynes

2.5: IUPAC Nomenclature of Organic Substituents

2.6: Geometric Isomers, Cis/Trans/E/Z Naming of Alkenes

2.7: Further Nomenclature Rules

2.8: Nomenclature and Properties of Carboxylic Acids, Alcohols, Thiols, Ethers, Thioethers, Esters

2.9: Nomenclature and Properties of Amines, Amides, and Heterocyclic Compounds

2.10: Nomenclature and Properties of Aldehydes, Ketones, and Related Compounds

2.11: Nomenclature and Properties of Anhydrides, Acyl Halides (Eg. Acid Chlorides), Nitriles

2.12: Putting it All Together – Trickier Examples

2.13: Special Topics – Crown Ethers

Chapter 3: Stereochemistry

3.1: Isomers and Sterochemistry Intro

3.2: Chirality

3.3: Newman Projections

3.4: Fisher Projections

3.5: Chair Conformations

3.6: Types of Stereochemistry – Enantiomers

3.7: Physical and Chemical Properties of Enantiomers

3.8: Interconversion of Enantiomers by Rotation about a Single Bond (gauche – Butance)

3.9: Types of Stereochemistry – Diastereomers and Molecules with more than one Stereogenic Atom

3.10: Physical and Chemical Properties of Diastereomers

3.11: Using Absolute Configuration (R/S)

3.12: Stereochemistry in Rings

3.13: Examples – Putting It All Together

3.14: Special Topic – Chirality Without “Four Different Groups Attached to One Carbon”

3.15: Stereochemistry in the Real World, Thalidomide and its Consequences

Chapter 4: Rings

4.1: Rings and Strain

4.2: Evaluation of Strain Energy

4.3: Stereochemistry of Cyclohexane – Conformational Analysis

4.4: Monosubstituted Cyclohexanes

4.5: Disubstituted Ring Compounds

4.6: Polycyclic Systems

4.7: Special Topic – Adamantanes in Materials and Biology

Chapter 5: Substitution and Elimination Reactions – SN1, SN2, E1, E2

5.1: Preview

5.2: Reivew of Lewis Acids and Bases

5.3: Reactions of Alkyl Halides – Substitution Reaction

5.4: Substitution, Nucleophilic, Bimolecular – SN2 Reaction

5.5: SN2 Reaction in Biochemistry

5.6: Substitution, Nucleophilic, Unimolecular – SN1 Reaction

5.7: Summary and Overview of SN1 and SN2

5.8: Unimolecular Elimination – E1 Reaction

5.9: Bimolecular Elimination – E2

5.10: Organic Synthesis with these Reactions

5.11: More Examples!

Chapter 6: Equilibria

6.1: Preview

6.2: Equilibrium

6.3: Entropy in Organic Reactions

6.4: Rates of Chemical Reactions

6.5: Rate Constant

6.6: Energy Barriers in Chemical Reactions – Transition State and Activation Energy

6.7: Reaction Mechanism

6.8: Hammond Postulate – Thermodynamics vs Kinetics

6.9: Enzymes and Reaction Rates

6.10: Summary

Chapter 7: Alkene Addition

7.1: Preview

7.2: Mechanism of Addition of Hydrogen Halides to Alkenes

7.3: Effects of Resonance on Regiochemistry

7.4: Brief Review of Resonance

7.5: Resonance and Carbocation Stability

7.6: Inductive Effects on Addition Reactions

7.7: HX Addition Reactions – Hydration

7.8: Dimerization and Polymerization of Alkenes

7.9: Hydroboration

7.10: Hydroboration in Synthesis – Alcohol Formation

7.11: Addition of H2 and X2 Reagents

7.12: Hydration through Mercury Compounds – Oxymercuration

7.13: Other Addition Reactions with Three-Membered Rings – Oxiranes and Cylopropanes

7.14: Dipolar Addition Reactions – Ozonolysis and the Synthesis of Carbonyl

7.15: More Examples!

7.16: Special Topics – Rearrangements in Biological Processes

Chapter 8: Addition Reactions of Alkynes

8.1: HX Addition to Alkynes

8.2: Addition of X2 Reagents to Alkynes

8.3: Hydration of Alkynes

8.4: Hydroboration of Alkynes

8.5: Hydrogenation of Alkynes – Alkene Synthesis through syn Hydrogenation

8.6: Reduction by Sodium in Ammonia – Alkene Synthesis through anti Hydrogenation

Chapter 9: Radical Reactions

9.1: Preview

9.2: Formation and Simple Reactions of Radicals

9.3: Structure and Stability of Radicals

9.4: Radical Addition to Alkenes

9.5: Other Radical Addition Reactions

9.6: Radical-Initiated Addition of HBr to Alkynes

9.7: Photohalogenation

9.8: Allylic Halogenation – Synthetically Useful Reactions

9.9: Rearrangements (and Nonrearrangements) of Radicals

9.10: Special Topic – Do Free Radicals in the Body Age Us?

Extra Practice Problems

Link to Textbook: Organic Chemistry, 4th Edition by Jones and Fleming

Link to Textbook: 5th edition

Chapter 1: Dienes and the Allyl System

1.1: Preview

1.2: Allenes

1.3: Related Systems – Ketenes and Cumulenes

1.4: Allenes as Intermediates in the Isomerization of Alkynes

1.5: Conjugated Dienes

1.6: Physical Consequences of Conjugation

1.7: Molecular Orbitals and Ultraviolet Spectroscopy

1.8: Polyenes and Vision

1.9: Conjugated Systems

1.10: Chemical Consequences of Conjugation – Addition Reactions of Conjugated Dienes

1.11: Thermodynamic and Kinetic Control of Addition Reactions to Dienes

1.12: Allyl System – Three Overlapping 2p Orbitals

1.13: Diels-Alder Reaction of Conjugated Dienes

1.14: Special Topic – Biosynthesis of Terpenes

1.15: Summary

Chapter 2: Conjugation and Aromaticity

2.1: Preview

2.2: Benzene Structure

2.3: Resonance Picture of Benzene

2.4: Molecular Orbital Picture of Benzene

2.5: Quantitative Evaluations of Resonance Stabilization in Benzene

2.6: Generalization of Aromaticity – Huckel’s 4n + 2 Rules

2.7: Substituted Benzenes

2.8: Physical Properties of Substituted Benzenes

2.9: Heterobenzenes and other Heterocyclic Aromation Compounds

2.10: Polynuclear Aromatic Compounds

2.11: Chemistry of Benzene

2.12: Benzyl Group and Its Reactivity

2.13: Special Topic – Bio-Downside, the Mechanism of Carcinogensis by Polycyclic Aromatic Compounds

2.14: Summary

Chapter 3: Substitution Reactions of Aromatic Compounds

3.1: Preview

3.2: Hydrogenation of Aromatic Compounds

3.3: Diels-Alder Reactions

3.4: Substitution Reactions of Aromatic Compounds

3.5: Carbon-Carbon Bond Formation – Friedel-Crafts Alkylations

3.6: Friedel-Crafts Acylation

3.7: Synthetic Reactions We Can Do So Far

3.8: Electrophilic Aromatic Substituion of Heteroaromatic Compounds

3.9: Disubstituted Benzenes – Ortho, Meta, Para Substitution

3.10: Inductive Effects in Aromatic Substituion

3.11: Synthesis of Polysubstituted Benzenes

3.12: Nucleophilic Aromatic Substitution

3.13: Special Topic – Stable Carbocations in “Superacid”

3.14: Special Topic – Benzyne

3.15: Special Topic – Biological Synthesis of Aromatic Rings, Phenylalanine

3.16: Summary

Chapter 4: Spectroscopy

4.1: Preview

4.2: Chromatography

4.3: Mass Spectrometry (MS)

4.4: 1H Nuclear Magnetic Resonance Spectroscopy (NMR)

4.5: NMR Measurements

4.6: 13C NMR Spectroscopy

4.7: How to Use Spectroscopy to Determine Structures

4.8: Special Topic – Dynamics NMR

4.9: More Examples

4.10: Summary

Chapter 5: Carbonyl Chemistry – Addition Reactions

5.1: Preview

5.2: Structure of the Carbon-Oxygen Double Bond

5.3: Nomenclature of Carbonyl Compounds

5.4: Physical Properties of Carbonyl Compounds

5.5: Reactions of Carbonyl Compounds – Simple Reversible Additions

5.6: Equilibrium in Addition Reactions

5.7: Other Addition Reactions – Additions of Cyanide and Bisulfite

5.8: Additional Reactions Followed by Water Loss – Acetal Formation

5.9: Protecting Groups in Synthesis

5.10: Addition Reactions of Nitrogen Base – Imine and Enamine Formation

5.11: Organometallic Reagents

5.12: Irreversible Addition Reactions – A General Synthesis of Alcohols

5.13: Oxidation of Alcohols to Carbonyl Compounds

5.14: Retrosynthetic Alcohol Synthesis

5.15: Oxidation of Thiols and Other Sulfur Compounds

5.16: Witting Reaction

5.17: Special Topic – Biological Oxidation

5.18: More Examples

5.19: Summary

Chapter 6: Carboxylic Acids

6.1: Preview

6.2: Infrared and NMR Spectra of Carboxylic Acids

6.3: Acidity and Basicity of Carboxylic Acids

6.4: Synthesis of Carboxylic Acids

6.5: Reactions of Carboxylic Acids

6.6: Special Topics – Fatty Acids

6.7: Extra Problems

6.8: Summary

Chapter 7: Derivatives of Carboxylic Acids – Acyl Compounds

7.1: Preview

7.2: Nomenclature

7.3: Physical Properties and Structures

7.4: Acidity and Basicity of Acyl Compounds

7.5: Special Characteristics

7.6: Reactions of Acid Chlorides – Synthesis of Acyl Compounds

7.7: Reactions of Anhydrides

7.8: Reaction of Esters

7.9: Reaction of Amides

7.10: Reactions of Nitriles

7.11: Special Topic – Other Synthetic Routes to Acid Derivatives

7.12: Special Topic – Thermal Elimination Reactions of Esters

7.13: Special Topic – A Family of Concerted Rearrangements of Acyl Compounds

7.14: Example Problems

7.15: Summary

Chapter 8: Carbonyl Chemistry – Reactions at the Alpha Position

8.1: Preview

8.2: Many Carbonyl Compounds are Weak Bronsted Acids

8.3: Racemization of Enols and Enolates

8.4: Halogenation in the Alpha Position

8.5: Alkylation in the Alpha Position

8.6: Addition of Carbonyl Compounds to the Alpha Position – The Alodol Condensation

8.7: Reactions Related to the Aldol Condensation

8.8: Addition of Acid Derivatives to the Alpha Position – Claisen Reaction

8.9: Special Topic – Forward and Reverse Claisen Condensation in Biology

8.10: Condensation Reactions in Combination

8.11: Special Topic – Alkylation of Dithianes

8.12: Special Topic – Amines in Condensation Reactions, the Mannich Reaction

8.13: Special Topic – Carbonyl Compounds without Alpha Hydrogens

8.14: Special Topic – Aldol Condensation in the Real World

8.15: Example Problems

8.16: Summary

Chapter 9: Reactions Controlled by Orbital Symmetry

9.1: Preview

9.2: Concerted Reactions

9.3: Electrocyclic Reactions

9.4: Cycloaddition Reactions

9.5: Sigmatropic Shift Reactions

9.6: Cope Rearrangement

9.7: A Molecule with Fluxional Structure

9.8: How to Work with Orbital Symmetry Problems

9.9: Examples

9.10: Summary

Chapter 10: Intramolecular Reactions and Neighboring Group Participation

10.1: Preview

10.2: Heteroatoms as Neighboring Groups

10.3: Neighboring Pi Systems

10.4: Single Bonds as Neighboring Groups

10.5: Coates’ Cation

10.6: Examples

10.7: Summary

Chapter 11: Carbohydrates

11.1: Preview

11.2: Nomenclature and Structure of Carbohydrates

11.3: Formation of Carbohydrates

11.4: Reactions of Carbohydrates

11.5: Fischer Determination of the Structure of D-Glucose (and 15 Other Aldohexoses)

11.6: Disaccharides and Polysaccharides

11.7: Examples

11.8: Summary

Chapter 12: Amino Acids and Polyamino Acids

12.1: Preview

12.2: Amino Acids

12.3: Reactions of Amino Acids

12.4: Peptide Chemistry

12.5: Nucleosides, Nucleotides, and Nucleic Acids

12.6: Examples

12.7: Summary

Extra Practice Problems

Link to Textbook: Organic Chemistry 5th edition by Maitland & Fleming