iOrgChem

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  • Organic Chemistry
    • Acknowledgements
  • Lessons
    • Virtual Textbook of Organic Chemsitry
    • Explore the Molecules in 3D with MINI
    • Atomic Orbitals
      • s - Orbitals
      • 2p - Orbitals
      • 3p - Orbitals
      • 3d - Orbitals
      • 4f - Orbitals
      • Comparison between s and p Orbitals
    • Molecular Orbitals
      • Hydrogen
      • Ethylene
      • Acetylene
      • Methane
      • Butadiene
      • Benzene
      • Aromaticity and molecular Orbitals
    • Conjugation
      • Butadiene vs Ethylene Comparison
      • Linear Polyenes
      • Introduction to the Color in Organic Molecules
      • Synthesis of an Azo Dye
    • Stereochemistry
      • Introduction to the Stereochemistry
      • Conformations
        • Example of Conformations
        • Conformations of Ethane
        • Conformations of Butane
          • Eclipsed and Staggered Conformations of Butane
          • Conformational Analysis of Butane
          • Interactive Conformational Analysis of Butane
        • Conformations of Cyclohexane
        • Structure and Conformation of Decalin
        • Cis-Trans Inversion of Decalin
      • Chirality
        • Enantiomers - Mirror Images
        • Enantiomers - R and S Configurations
          • Example 1
          • Example 2
          • Example 3
        • Chiral or Achiral
          • Achiral Cyanohydrin
          • Achiral Cyanohydrin - 2
          • Chiral Cyanohydrins
        • Molecules with a Symmetry Plan
        • Diastereoisomers
        • Meso Forms
  • Exercises
    • Drawing Molecules in 2D and 3D
    • Visualizing Molecules
    • Conformational Analysis: Butane
    • Chirality? Hands-On! A Step-by-Step Guide
    • Determination of E/Z Isomers : A Step-by-Step Guide
    • Nomenclature
      • Nomenclature Rules
      • Structure → Name Nomenclature
      • Name Your Molecule (IUPAC)
    • Stereochemistry
      • Enantiomers
      • Configurational Isomers
    • Exercises... Somewhere on the Web
      • Exercises at MSU
    • NMR
      • 1H Spectrum Simulation
      • 13C Spectrum Simulation
      • 1H-1H COSY Spectrum Simulation
      • 1H-13C HMBC Spectrum Simulation
  • Mechanisms
    • Alkanes
      • Chlorination of Alkanes
    • Alkenes
      • Electrophilic Addition Reaction to Alkenes
        • Addition of Bromine to Alkenes
          • Addition of Bromine to Ethylene
          • Stereospecific Addition
        • Addition of HBr
          • Addition of HBr to a Symmetric Alkene
          • Addition of HBr to an Unsymmetrical Alkene
        • Regioselective Addition
        • Epoxidation Reactions
      • Hydroboration of Alkenes
      • Reactions of Carbenes with Alkenes
        • Carbene Formation
        • Reactions of Carbenes
        • Reazione di Simmons - Smith
      • Cleavage of 1,2-diols with Periodate
    • Alkyl Halides
      • Nucleophilic Substitution Reactions
        • SN2 Nucleophilic Substitution
        • Comparing SN1 vs SN2
        • Carbocation Structure and Stability
        • SN2 Reactions
      • Elimination Reactions
        • E1 Mechanism
          • E1 Reaction
          • Reazione E1cb
        • E2 Mechanism
          • E2 Reaction
          • Stereoselectivity of the E2 Reaction
          • Stereospecificity of the E2 reaction
          • E2 Elimination Regioselectivity - A
          • E2 Elimination Regioselectivity - B
    • Aromatic Compounds
      • Electrophilic Aromatic Substitution
        • Nitration of Benzene
        • Sulfonation of Benzene
        • Friedel - Crafts Alkylation
        • Friedel - Crafts Acylation
      • Nucleophilic Aromatic Substitution
        • Elimination - Addition: Benzyne
        • Addition - Elimination: Activated Nucleophilic Aromatic Substitution
    • Dienes
      • Bromination of Dienes: Addition 1,4
      • Diels - Alder Reaction
        • Introduction to the Diels - Alder reaction
        • Identifying Products in the Diels - Alder reaction
        • Regioselectivity of the Diels - Alder Reaction
        • Explanation of the Regioselectivty in the Diels - Alder Reaction
        • s-cis and s-trans Configurations
        • Endo vs Exo Products Formation
    • Alcohols
      • Esterification with Acyl Chlorides
      • Oxidation of Alcohols to Carbonyl
      • Esterification - Acid Catalysis
    • Aldehydes and Ketones
      • Nucleophilic Addition to the Carbonyl
        • Reduction with NaBH4
        • Addition of Organometallic Reagents - Grignard and Organolithium
        • Addition of Cyanide - Cyanohydrin Formation
        • Addition of Alcohols - Formation of Hemiacetals
        • Addition of Alcohols - Formation of Acetals
        • Addition of Amines - Formation of Imines
        • Addition of Amines: Formation of Enamines
        • Addition of Nitrogen Nucleophiles - Oximes
        • Addition. of Nitrogen Nucleophiles - Hydrazones
        • Ylides: Wittig Reaction
        • Reduction to Alkanes - Wolgf-Kishner Reaction
      • Conjugate Addition to the Carbonyl
        • Influence of Conjugation on the Reactivity of Carbonyl
        • Enolization
        • Direct Addition to Enol
        • Conjugate Addition - Examples
        • Conjugate Addition of Enolates
        • Robinson Annulation
      • Enolates and Enols
        • Aldol Condensation -Basic Catalysis (Lithium Enolates)
        • Aldol Condensation - Acid Catalysis
        • Intramolecular Aldol Condensation
        • Alkylation of Enolates - Claisen Condensation
        • Knoevenagel Condensation
        • Bromination of Ketones - Acid Catalysis
        • Bromination of Ketones - Basic Catalysis
    • Carboxylic Acids and Derivatives
      • Esterification - Acid Catalysis
      • Formation of Acyl Chlorides
      • Formation of Amides
    • Pericyclic Reactions
      • Introduction to Pericyclic Reactions
      • Cycloaddition Reactions
        • Diels -Alder Reaction
        • Formation of 1,2,3-Triazoles - Click Chemistry
      • Sigmatropic Reactions
        • Sigmatropic Transposition [1,5]
        • Sigmatropic Transposition [1,7]
        • Claisen Transposition - Aromatic
        • Claisen Transposition - Acyclic
      • Electrocyclic Reactions
        • Stereospecifity of Electrocyclic Reactions
        • Conrotatory Mechanism - Cyclobutene
        • Disrotatory Mechanism - Hexatriene
  • Resources
    • Virtual textbook of organic chemistry - MSU
    • Exercises of nomenclature "Trivial Names" - Uni-Wien
    • Exercises of nomenclature - Nomenclature 101 - Univ-Ottawa
    • OPSIN: Open Parser for Systematic IUPAC nomenclature - Univ-Cambridge
    • Synthesis exercises (Beginner) - Uni-Wien
    • Exercises of Nomenclature and Reactivity - UCD Dublin
    • Chemagic - Illinois State University
    • Exercises of Stereochemistry (Prof. Bays - Notre Dame Univ, USA)
    • Chemistry in JSMol (G. Striccoli, in Italian)
    • ReactionZoo (Prof. Muzika - Centre College, Kentucky - USA)
  • Help
    • Info about Menus
      • Menu Lessons
      • Menu Exercises
      • Menu Mechanisms
      • Menu Resources
    • Tutorial - Drawing with JSME
    • JSME - Complete Command List
  • Contacts
    • Ask the Teacher
  • Video Tutorial
    • Videotutorial 1: Drawing Molecules in 2D and 3D
    • Videotutorial: 2. Assigning Chirality - A Step-by-Step Guide
  • News
    • News - 2024

Videotutorial 1: Drawing Molecules in 2D and 3D

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By Pierluigi Quagliotto
Pierluigi Quagliotto
Category: Uncategorised
05 April 2024
Hits: 3696
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Licenza Creative Commons

iOrgChem by Pierluigi Quagliotto - Department of Chemistry - Turin University is distributed
with a Creative Commons Attribution - Non Commercial - Share Alike 4.0 International licence.

JSmol: an open-source HTML5 viewer for chemical structures in 3D; principal developer Bob Hanson.
JSME: developed by Bruno Bienfait and Peter Ertl.
JSME: a free molecule editor in JavaScript, Journal of Cheminformatics 5:24 (2013).