Conformations - Stereochemistry of alkanes and cycloalkanes...

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Stereochemistry of alkanes and cycloalkanes Benjamin Si CHM299Y Research Project under the direction of Cecilia Kutas Chisu Department of Chemistry University of Toronto
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Why are conformations important? Because they explain the physical interaction between different size groups. Bulky groups vs small groups
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H H C H 3 Conformational strain in organic structures H H CH 3 Which of these people struggle in the turnstile? Newman Newman Projection Projection Looking at molecule end-on Looking at molecule end-on so steric interactions are so steric interactions are more apparent more apparent Click to continue Click to continue Similarly, larger substituents need more energy to rotate past each other
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to a sawhorse projection? Back carbon Front carbon Sawhorse projection CH 3 CH 3 H H H H Visual boundary between Front Carbon and Back carbon Newman projection Bonds to front carbon
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Conformations - Stereochemistry of alkanes and cycloalkanes...

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