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CHEM 341 Workshop Questions Week 11 IUPUI

CHEM 341 Workshop Questions Week 11 IUPUI - 2 CHCH 2 OH OH...

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Name___________________________________ C341 Workshop Section____________________ November 4/5, 2010 Workshop 11 Questions 1. Identify the chirality centers of the following compound. Next, draw a Fischer projection of the two enantiomers of the compound. Assign a configuration (R or S) to each enantiomer. OH H 2. Describe three physical properties that are identical for enantiomers of a chiral compound, and then describe at least two ways enantiomers can be distinguished from one another. 3. In each of the following pairs of compounds one is chiral and the other is achiral. Identify each compound as chiral or achiral, as appropriate. a. BrCH
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Unformatted text preview: 2 CHCH 2 OH OH HOCH 2 CHCH 2 OH Br and b. CH 3 CH CHCH 2 Br CH 3 CHCH Br CH 2 and c. CH 3 NH 2 H H NH 2 CH 3 CH 3 H NH 2 H NH 2 CH 3 and 4. Draw the eclipsed conformations of the four stereoisomers of 2-bromo-3-chloropentan-3-ol, including the R or S identification of each chirality center. threo isomers erythro isomers enantiomers enantiomers diastereomers diastereomers 5. a. Predict the products for the following reaction: O O O H b. Classify the type of reaction and provide a mechanism for the transformation. c. Will the product be chiral or achiral? d. Will the product be optically active? Why or why not?...
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