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Elimination and Substitution Mechanisms: E1, SN1, and Alkene Preferences

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The E1 Mechanism

  • Understanding the properties of E1.
    03:32
  • Drawing the E1 Mechanism.
    08:09

The SN1 Mechanism

  • Drawing the SN1 Mechanism
    10:49
  • Why highly substituted leaving groups favor SN1.
    01:13
  • Understanding the properties of SN1.
    08:16

The SN2 Mechanism

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

E2 Mechanism

  • Understanding the properties of E2.
    04:42
  • Drawing the E2 Mechanism.
    09:36
  • Rank reactivity toward E2
    02:03

Elimination and Zaitsev's Rule

  • Hofmann product
    02:39
  • Defining Zaitsev’s Rule
    01:18
  • Zaitsev product
    07:01

Cumulative Substitution/Elimination

  • Intro to Substitution/Elimination Problems
    00:38

Markovnikov's Rule

  • Provide the mechanism
    01:26
  • How to add to asymmetrical double bonds.
    03:38

Carbocation Intermediates – Stability

  • Determining Carbocation Stability
    05:58
  • Predicting the most stable carbocation
    01:21

Retrosynthesis

  • Intro
    01:07

Stability of Alkenes

  • Heat of Combustion
    02:55
  • Understanding trends of alkene stability.
    04:28

Cis vs Trans

  • Why we need to use the E/Z naming system
    02:07
  • What does E and Z stand for?
    00:50
  • How to name different types of double bonds or rings
    04:28