RecSet_1(CHEM 152L sum'09)

RecSet_1(CHEM 152L sum'09) - spodoptol, in low...

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Recitation Problem Set #1 CHEM 152L Summer 2009 1) Draw the structure for the following compounds: a) cyclooctyne b) 4,4 dimethyl-1-pentyne c) 1-chloro-3-hexyne 2) What would you expect to be more stable, an internal or a terminal alkyne? Explain your reasoning. 3) What ketones would be formed from the acid-catalyzed hydration of 3- heptyne?
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Recitation Problem Set #1 CHEM 152L Summer 2009 4) Draw the keto tautomer for each of the following: OH CHOH OH
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Recitation Problem Set #1 CHEM 152L Summer 2009 5) The female of a certain species of worms produces a sex attractant called
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Unformatted text preview: spodoptol, in low concentrations, which attracts the male worm. The population of these worms can be controlled by putting synthetic spodoptol in traps. Spodoptol can be synthesized the following series of reactions. HO A XS NaNH 2 B Br EtOH C H 2 Lindlar catalyst Spodoptol (D) A = B = C = D = Recitation Problem Set #1 CHEM 152L Summer 2009 6) Hyperconjugation is less effective in stabilizing the charge on a vinylic cation than the charge on an alkyl cation. Why do you think this is so?...
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This note was uploaded on 05/13/2010 for the course CHEM 152L taught by Professor Baldwin during the Summer '09 term at Duke.

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RecSet_1(CHEM 152L sum'09) - spodoptol, in low...

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