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lecture05_s05 - 5.12 5. V. Alkanes G. Cycloalkanes 1....

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5. 5. 12 12 V. Alkanes G. Cycloalkanes 1. Nomenclature 2. Stereochemistry 3. Ring Size and Strain H. Cyclohexane 1. The Chair 2. Ring Flip 3. Monosubstituted name me! 4. Disubstituted I. Polycyclic Naming Naming Cycloalkanes Cycloalkanes 1. Find parent (ring or chain, depending on which is larger). 2. Label point of attachment of alkyl, halo, etc. as C1. 3. Continue numbering so that the second substitutent is the lowest possible number. 4. If 2 or more groups could potentially get the same number, use alphabetical order as a tie-breaker. 1
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Ring Inversion (Flipping) of Cyclohexan C e yclohexane half-chair boat 10.3 1.0 5.0 twist chair Courtesy of Jeffrey S. Moore, Department of Chemistry, University of Illinois at Urbana-Champaign. Used with permission. Adapted by Kimberly Berkowski. Atomic Motions Involved in Ring Inversion Atomic Motions Involved in Ring Inversion Courtesy of Jeffrey S. Moore, Department of Chemistry, University of Illinois at Urbana-Champaign. Used with permission. Adapted by Kimberly Berkowski.
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This note was uploaded on 03/02/2012 for the course CHEM 512 at MIT.

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lecture05_s05 - 5.12 5. V. Alkanes G. Cycloalkanes 1....

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