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Conjugated Systems, Orbital Symmetry, and Ultraviolet Spectroscopy

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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

Allylic Halogenation

  • Specific Reactions - Allylic Chlorination
    03:
  • Allylic Halogentation - General Mechanism
    07:50
  • Specific Reactions - Allylic Bromination
    03:20

Reactions at the Allylic Position

  • 가이드 코스
    Reactions at the Allylic Position Example 1
    2:01
  • 가이드 코스
    Reactions at the Allylic Position Concept 4
    3:07
  • 가이드 코스
    Reactions at the Allylic Position Concept 1
    1:26

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:3-atoms- Allylic Ions

  • Orbital Diagram
    04:39
  • Explaining Resonance through MO Theory
    06:27

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

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

Orbital Diagram:6-atoms- 1,3,5-hexatriene

  • Drawing MO Diagrams
    13:25

The SN2 Mechanism

  • Ranking reactivity toward SN2
    04:03
  • Drawing the SN2 Mechanism
    08:33
  • Understanding the properties of SN2.
    11:57

Diels-Alder Reaction

  • General Features
    09:48

Naming Bicyclic Compounds

  • How to name a bridged bicyclic
    04:39
  • The two types of bicyclic molecules
    01:55
  • How to name a fused bicyclic
    03:27

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

Photochemical Cycloaddition Reactions

  • MO Theory of Photochemical Cycloadditions
    09:36
  • Cycloadditions Summary Chart
    08:29

HOMO LUMO

  • HOMO vs. LUMO
    02:35

The UV-Vis Spectroscopy

  • 가이드 코스
    The UV-Vis Spectroscopy Concept 2
    2:14
  • 가이드 코스
    The UV-Vis Spectroscopy Concept 3
    1:44
  • 가이드 코스
    The UV-Vis Spectroscopy Example 2
    2:00

Woodward-Fieser Rules

  • 가이드 코스
    Woodward-Fieser Rules Concept 1
    5:51
  • 가이드 코스
    Woodward-Fieser Rules Example 1
    1:18