Lecture Sites [black screen]

Early History of Organic Chemistry

  1. Milestones

Historical Figures

  1. Lavoisier - portrait
  2. Lavoisier - brief biography
  3. Lavoisier - images of laboratory
  4. Lavoisier - Elements of Chemistry 1789
  5. Lavoisier - Elements of Chemistry 1799 Translation

  6. Wöhler - short biography and image
  7. Wöhler - English translation of his 1828 research article
  8. Urea structure
  9. Urea - Structure and brief history

  10. Mendeleev's First Periodic Table 1869

  11. Linus Pauling photo
  12. Linus Pauling biography
  13. Linus Pauling - The Nature of the Chemical Bond 1939 (Oregon State Library)

Orbitals/Bonding

  1. Electronegativity trends
  2. Methane tetrahedral structure
  3. VSEPR Practice (Purdue)
  4. s- and p-Orbitals
  5. s- and p-Orbitals (another view)
  6. Single Electron Orbitals
  7. H2 molecular orbital diagram
  8. pi bonds and sigma bonds
  9. Orbitron- University of Sheffield

Periodic Tables

  1. Full Table
  2. Upper Region

Conformational Analysis

  1. Ethane Conformations
  2. Butane Conformations
  3. Cyclohexane Structure
  4. Cyclohexane Structure (another view)
  5. Cyclohexane Structure - Rotatable
  6. Cyclohexane Ring Flip
  7. 1-3 Diaxial Interactions

Bicyclic Compounds

  1. 3D Structures
  2. bicyclo[2.2.2]octane (Rotatable, other inorganic and organic molecules, too) Good symmetry site

Petroleum

  1. Distillation
  2. Synthesis Gas to Hydrocarbons

Polarized Light

  1. Polarization of Light
  2. Linearly Polarized
  3. Polarized light
  4. LCD Polarization
  5. LCD subpixel
  6. An Early Polarimeter
  7. A Modern Polarimeter

Chiral Drugs

  1. Chiral Drugs
  2. Chiral Drugs
  3. Chiral Drugs (more)

Acids and Bases

  1. List of useful pKas

Alkene Topics

  1. Hybridization and Pi Bonds in Alkenes and Alkynes
  2. Vision and cis-trans isomerism 1
  3. Vision and cis-trans isomerism 2
  4. 1910 Nobel Prize Presentation to Otto Wallach (Terpene Chemistry)
  5. Isoprene and Terpenes
  6. Fats, Oils, and Fatty Acids
  7. Ozonolysis

Diborane

  1. Bonding in B2H6
  2. William Lipscomb, Nobel Prize Press Release
  3. Lipscomb and Boron Chemistry

Alkynes

  1. Carbide Lamp (Cross Section)
  2. sp1 Orbitals
  3. Acetylene (ethyne) bonds

Total Synthesis

  1. List of Total Syntheses Since 2004
  2. The Art and Science of Total Synthesis (Angew. Chem. 2000, 39, 44-1222)

Free Radicals

  1. Moses Gomberg and the Triphenylmethyl Radical (1900)

Chemical Structure Drawing Programs

  1. ChemSketch Windows/Linux - Free version (see page bottom)
  2. Chemtool - Linux/Unix - Free
  3. JChemPaint - Windows/Linux/Unix - Free
  4. Xdrawchem - Linux, Unix, MacOSX, Windows - Free
  5. Chem 4-D - Windows, Mac (Student Pricing)
  6. BKChem - Linux (Free)
  7. ChemDraw - Free for Rutgers Students (but must renew license each year)
  8. ChemDoodle - Windows, Mac, Linux (ca. $60). Also free for RU students.
  9. Avogadro - Molecule Builder for Computational Chemistry (Free)

SN2 Reactions

  1. Animation of an SN2 Reaction
  2. Mustard Gas

Disulfide Bonds

  1. Protein Structure (scroll down for disulfide bonds)
  2. Disulfide bond in bovine pancreatic trypsin inhibitor
  3. Insulin
  4. More disulfide bond examples

Ethers and Epoxides

  1. Sharpless Asymmetric Epoxidation
  2. Sharpless Epoxidation Intermediate
  3. Sharpless Epoxidation Intermediate (Another View)
  4. 2001 Chemistry Nobel Prize for Asymmetric Catalysis

Crown Ethers, Rotaxanes, Catenanes, Supramolecular Chemistry

  1. Crown Ether (15-Crown-5)
  2. Supramolecular Chemistry (Wikipedia)
  3. Rotaxane (Wikipedia)
  4. 2016 Nobel Prize in Chemistry: Nanomachines
  5. Stoddart (Northwestern): Mechanostereochemistry

IR Spectroscopy

  1. Electromagnetic radiation
  2. IR spectrum of butanol
  3. More examples of IR spectra
  4. Vibration Animations
  5. Common Functional Groups IR Frequencies
  6. Key Stretching IR Frequencies
  7. Spectroscopy Problems (NMR, too)
  8. Example of a modern IR Instrument
  9. Example of a modern IR Instrument - inside
  10. Harmonic Oscillator