1aa3-2012-tut9-q

1aa3-2012-tut9-q - CHEMISTRY 1AA3 Week of TUTORIAL PROBLEM SET 9 Solutions 1 Circle the higher priority groups on each of the alkene carbons and

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CHEMISTRY 1AA3 Week of March 12, 2012 TUTORIAL PROBLEM SET 9 – Solutions ______________________________________________________________________________ Page 1 of 2 1. Circle the higher priority groups on each of the alkene carbons, and identify the following alkenes as E or Z, and. Name the first two compounds. Br Cl Cl F F NH O Cl Cl C H 3 2. Show the mechanism of addition of HCl to cyclohexene. Use curly double-barbed arrows to indicate the movement of electrons from nucleophiles to electophiles. Indicate the polarity of HCl using + and - symbols. 3. Show the major product(s) obtained by reaction of excess hydrogen bromide with: a. 3-ethyl-2-pentene b. 1,4-dimethyl-1,4-cyclohexadiene c. E -2,5-dimethyl-3-heptene 4. Fill in the missing products for the following reactions. H 2 , Pd/C HBr Cl 2
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2 5. Arrange the following carbanions in the order of increasing stability:
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This document was uploaded on 03/29/2012.

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1aa3-2012-tut9-q - CHEMISTRY 1AA3 Week of TUTORIAL PROBLEM SET 9 Solutions 1 Circle the higher priority groups on each of the alkene carbons and

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