Quiz 7 - CH 335 1. Which of the following is true about...

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CH 335 Quiz 7 March 13, 2008 1. Which of the following is true about enols? A) An enol and its keto tautomer are rapidly interconverting resonance structures B) An enol is more nucleophilic than an alkyl substituted alkene C) The enol tautomer is favored at equilibrium for unhindered aldehydes D) Enols are very electrophilic E) none of the above 2. Which is the major product: CO 2 H 1) PBr 3 / Br 2 2) CH 3 2 OH 2 H OCH 2 3 2 H Br O O O 2 3 ABCD 3. Treatment of 2-phenylcyclopentanone with NaOD in D 2 O will lead to deuterium incorporation. If a large excess of D 2 O is used, how many deuterium atoms will eventually be incorporated into each of the 2-phenylcyclopentanone molecules? A) 1 D) 4 G) 7 B) 2 E) 5 H) 12 C) 3 F) 6 4. Which of the following is the product of an aldol addition? (a “self-addition” product) H O HO H O H O H O H O E 5. The intramolecular aldol condensation of 1,6-cyclodecanedione will afford which of the following?
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Quiz 7 - CH 335 1. Which of the following is true about...

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