Borohydride Lab Report Ques - b. What is the enantiomeric...

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Questions for the Experiment Titled “Sodium Borohydride Reduction of Benzil and Benzoin” 1. a. The product from your reaction has a sharp melting point indicating that it is either meso hydrobenzoin or a racemic mixture of the (1R, 2R) and (1S, 2S) enantiomers. Why is it not possible that your product is either the (1R, 2R) or the (1S, 2S) pure isomer?
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Unformatted text preview: b. What is the enantiomeric excess (ee) of a racemic mixture of enantiomers? 2. Calculate the theoretical weight of sodium borohydride needed to reduce 50 milligrams of benzil to hyrdobenzoin. Show your work. 3. Draw all possible products, including stereoisomers, from the reaction shown below. H O OH + NaBD 4 OH...
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This note was uploaded on 09/24/2008 for the course CHEM 3BL taught by Professor Chunmei during the Spring '08 term at University of California, Berkeley.

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