Lect16_0928 - 7. Naming Enantiomers: R,S-System Using only...

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Ch. 5 - 1 7. Naming Enantiomers: R,S-System Using only the IUPAC naming that we have learned so far, these two enantiomers will have the same name: 2-Butanol This is undesirable because each compound must have its own distinct name
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Ch. 5 - 2 1: Assign priorities to the four different groups on the stereocenter 2: compare two groups by each atoms until there is a difference 3. Lowest priority group is directed away from you, rank the other groups from high to low. R: Clockwise; S: counter-clockwise 4. double or triple bonds, treated atoms duplicated or triplicated 7A. 7A. How to Assign (R) and (S) How to Assign (R) and (S) Configurations: Rules Configurations: Rules
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Ch. 5 - 3 8. Properties of Enantiomers: Optical Activity Enantiomers Mirror images that are not superposable
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Optical activity The property possessed by chiral substances of rotating the plane of polarization of plane-polarized light Enantiomers have same B.P., M.P., solubility, IR
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Lect16_0928 - 7. Naming Enantiomers: R,S-System Using only...

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