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Organic Chemistry: Stereochemistry, Cycloalkanes, and Spectroscopy Study Guide

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Newman Projections – Conformational Energy

  • How to draw a Newman Projection Energy Diagram.
    07:27
  • How sigma bond rotation is visualized
    03:11
  • The energy states of 3 different Newman Projections.
    03:51

Newman Projections – Method

  • Step 6 to Drawing Newman Projections
    01:31
  • Step 5 to Drawing Newman Projections
    01:51
  • Step 3 to Drawing Newman Projections
    00:28

Intermolecular Forces

  • How dipole-dipole forces work.
    01:46
  • How IMFs are related to melting and boiling points.
    03:08
  • How Van der Waals forces work.
    03:01

Conformations

  • Understanding what a conformer is.
    03:29

Cyclohexane – Chairs and Positions

  • What is a chair conformation?
    01:05
  • How chairs flip from one conformation to another
    02:22
  • How chairs flip from one conformation to another
    04:26

Chair Flip

  • The 3 important factors when drawing chairs
    05:12

Cyclohexane – Determination of Cis and Trans

  • Is the following cyclohexane cis or trans?
    00:44
  • How to draw chairs.
    01:18
  • Is the following cyclohexane cis or trans?
    00:27

Skeletal Structure

  • How bondline is different from Lewis Structures.
    04:03
  • Conversion of ethanol from electron dot to bondline
    01:50

Chirality

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

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

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

Meso Compounds

  • Defining meso compounds.
    01:40
  • The 3 rules of meso compounds.
    04:10
  • Which of the following molecules are meso?
    03:44

Chirality Test 3 - Disubstituted Cycloalkanes Shortcuts

  • Is the following disubstituted cyclobutane chiral?
    00:35
  • Three types of disubstituted cycloalkanes
    03:52
  • Is the following disubstituted cyclopropane chiral?
    00:22

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

Chirality

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

Chirality

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

1H NMR - Total Number of Signals

  • General Assumption for 1H NMR Signals
    04:35
  • Identifying Proton Signals
    02:02
  • Identifying Proton Signals
    01:55

1H Nuclear Magnetic Resonance - General Features

  • General NMR Features
    10:06