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Organic Chemistry II: Structure, Stability, Molecular Orbitals, and Aromatic Compounds

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Molecular Orbital Theory

  • Sigma bond vs. pi bond, which is stronger?
    03:25
  • What’s the difference between sigma and pi bonds?
    02:19
  • What’s the difference between atomic and molecular orbitals?
    11:25

Orbital Diagram:4-atoms- 1,3-butadiene

  • Alternative MO Notation for Dienes
    06:20
  • Drawing MO Diagram for Dienes
    04:43

Conjugation Chemistry

  • Conjugated states
    03:27
  • Definition of Conjugation
    05:29
  • Review of Common Resonance Structures
    04:50

Stability of Conjugated Intermediates

  • Stability of Conjugated Intermediates
    04:31

Pericyclic Reaction

  • Properties and Types of Pericyclic Reactions
    07:37

Thermal Cycloaddition Reactions

  • Determining Favorability of HOMOb to LUMOa
    04:23
  • MO Theory of Thermal Cycloadditions
    13:22

Electrophilic Aromatic Substitution

  • EAS General Mechanism
    06:52
  • EAS Review
    03:07

Benzene Reactions

  • EAS Reactions Overview
    11:50

EAS:Halogenation Mechanism

  • EAS Halogenation
    06:26

EAS:Nitration Mechanism

  • Reduction of Nitro Groups
    03:23
  • EAS Nitration
    06:09

EAS:Friedel-Crafts Alkylation Mechanism

  • Friedel-Crafts Alkylation
    06:30

EAS:Friedel-Crafts Acylation Mechanism

  • Friedel-Crafts Acylation
    05:20

EAS:Any Carbocation Mechanism

  • Any Carbocation
    07:21

EAS:Ortho vs. Para Positions

  • Ortho, Para major products
    04:42

EAS:Sequence Groups

  • Sequence Groups
    04:42

EAS:Retrosynthesis

  • Synthesize the target molecule
    02:45
  • Aromatic synthesis starting with benzene/benzene derivatives
    02:49
  • Synthesize the target molecule
    05:21