Quiz 3 - which will undergo a 1,2 hydrogen shift to...

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Winter 2006 – 140B (Quiz III) *************************************************************************************** Last Name: F i s t N a m e : D S : *************************************************************************************** A) Provide a synthetic strategy for the following transformation. Show all the reagents and all the intermediates involved in the reaction. (13 points) Cl Cl 2 /AlCl 3 Cl Cl O AlCl 3 Cl O Zn(Hg), HCl Cl Cl O AlCl 3 Zn(Hg), HCl O Cl 2 /AlCl 3 Method 1 Method 2 What you should not do; Cl AlCl 3 Cl AlCl 3 This will lead to the formation of
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Unformatted text preview: which will undergo a 1,2 hydrogen shift to generate the more stable secondary carbocation And the major final product will be B) Decide whether or not each of the following species is aromatic: (Write Yes or No ) (12 pints) N H O N O No Yes No Yes Yes No B) Complete the following reactions (Provide the major products): (15 points) 1) Cl 2 /AlCl 3 HBr Br CN-DMSO Cl, AlCl 3 O NH 2 1) HCl/H 2 O 2) CH 3 COCl/AlCl 3 O Cl No reaction No reacation (see previous problem) NH 3 + CH 3 O...
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Quiz 3 - which will undergo a 1,2 hydrogen shift to...

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