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Stereochemistry: Isomers, Chirality, Enantiomers, and Diastereomers

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Chirality

  • Drawing Mirror Images and Determining Chirality
    03:24
  • What is chirality?
    05:10
  • Drawing Mirror Images and Determining Chirality
    03:44

Types of Stereoisomers

  • Determine total number of stereoisomers
    00:49
  • How to predict the total number of stereoisomers.
    01:03
  • Draw stereoisomers and determine relationship
    07:41

Chirality Test 1 - Internal Line of Symmetry

  • Determining Chirality with Plane of Symmetry
    00:25
  • Determining Chirality with Plane of Symmetry
    01:10
  • How and when to use the internal line of symmetry test.
    01:25

Chirality Test 2 - Stereocenters

  • Determining Chirality using Stereocenter
    02:25
  • Determining Chirality using Stereocenter
    00:36
  • The difference between chiral and trigonal centers.
    02:38

Cahn-Ingold-Prelog Nomenclature

  • R and S Naming- Step 4
    03:07
  • Why stereoisomers need their own naming system.
    01:48
  • Determining Priorities
    01:19

Enantiomeric Excess

  • Calculating Enantiomeric Excess and Observed Rotation
    00:50
  • How to calculate enantiomeric excess.
    04:21
  • Calculating Enantiomeric Excess and Observed Rotation
    03:59

Isometric Relationships

  • Same atoms, same connectivity, 1 chiral center.
    01:40
  • Same atoms, same connectivity, 1 or more trigonal centers.
    02:05
  • Different atoms or different connectivity.
    01:41