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quiz5akey - H O 2-ethyl-2-hexenal 1 enolate 2 enol 3...

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Chem 262 Section 003 Quiz 5a Name (please print legibly):________________________________ PID #:_________________________________________________ Pledge: I have neither given nor received aid on this quiz. Signature:_______________________________________________ 1. Which of the following are intermediates in the acid catalyzed aldol reaction of butanal to form 2-ethyl-2-hexenal? O H butanal
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Unformatted text preview: H O 2-ethyl-2-hexenal 1 , enolate 2 , enol 3 , tetrahedral carbonyl intermediate 4 , aldol a. only 1 and 2 b. only 1 , 3 and 4 c. only 2 , 3 and 4 d. 1 , 2 , 3 and 4 Answer: c 2. How many different aldols ( β-hydroxyaldehydes), including constitutional isomers and stereoisomers, are formed upon treatment of propanal with base? O H propanal a. 6 b. 4 c. 2 d. 1 Answer: b...
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This note was uploaded on 03/31/2008 for the course CHEM 262 taught by Professor Forbes during the Spring '08 term at UNC.

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