ChemistryNotes.com
ChemistryNotes.com
0

Section 3 - Stereochemistry of Alkanes and Cycloalkanes: 3-D Structures of Molecules

Stereochemistry of Alkanes and Cycloalkanes: 3-D Structures of Molecules - Section 3 of Organic Chemistry Notes is 13 pages in length (page 3-1 through page 3-13) and covers ALL you'll need to know about the following lecture/book topics:
 

SECTION 3 – Stereochemistry of Alkanes and Cycloalkanes: 3-D Structures of Molecules

3-1 -- Stereochemistry
3-1 -- Conformation of Alkanes

  · Rotations Around Sigma (σ) Bonds
  · Conformational Isomers
  · Conformers of Ethane (Staggered vs. Eclipsed)
3-2 -- Newman Projections
  · Dihedral Angles (θ)
  · Staggered vs. Eclipsed
  · Energy Diagrams for Corresponding Newman Projections
  · Newman Projections for Butane - Gauche Conformers and Anti Conformers
  · Steric Interactions Between Substituents
  · Preferred Combinations of n-Alkanes (all-Anti)
3-4 -- Stability of Alkanes
  · Enthalpies (ΔH), Heats of Combustion (ΔHcomb) and Heats of Formation (ΔHf)
  · Branched Alkanes (Relative b.p.’s, m.p.’s, and ΔHf values
3-5 – Cycloalkane Stability
  · Cyclopropane, Cyclobutane, and Cyclopentane
  · Angle Strain (Planarity vs. Non-planarity)
3-7 -- Three Different Sources of Strain in Cycloalkanes
  · Angle Strain, Steric Strain, and Torsional Strain
3-8 -- Detailed Look at the Stereochemistry of Cyclohexane
  · Chair Conformations
  · Axial H’s and Equatorial H’s
  · The Newman Projection of Cyclohexane
  · Ring-Flip Between Chair Conformations
  · Monosubstituted Cyclohexanes
  · 1,3-Diaxial Interactions
  · Disubstituted Cyclohexanes (cis vs. trans)
3-11 -- A Closer Look at the Cyclohexane Ring-Flip
  · The “Twist-Boat” Intermediate
3-12 -- Bicyclic Compounds
  · Bicyclo[l.m.n]alkanes
  · Bridge Carbons and General Structure of Bicyclic Compounds
3-13 -- Steroid Skeletal Structures
  · Always Trans
  · Chair Conformations for Steroid Molecules

The first 5 pages of "Section 3 Notes" are FREE. To view the notes, simply click the button below:


Purchase Section 3 Notes

To purchase and instantly download ALL 13 pages of "Section 3 - Stereochemistry of Alkanes and Cycloalkanes: 3-D Structures of Molecules," simply follow the link below.