Chem308,sum09,quiz 1,V2

Chem308,sum09,quiz 1,V2 - 3(3 pts Give the reagents needed...

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NAME______________________________ ID__________________________ Chem 308, Summer 2009 Quiz 1 Section V2 1. (3 pts.) Draw the structures of the two major substitution products of the reaction below. Ignore stereochemistry. 2. (3 pts.) Draw a p-orbital representation (use shading or +/– to indicate orbital phase) of the lowest-energy unoccupied molecular orbital (LUMO) of 1,3-butadiene. The bonding orbital of an allyl system is shown as an example of the style you should use.
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Unformatted text preview: 3. (3 pts.) Give the reagents needed for the synthetic transformation shown below. Use numbers to indicate the conditions for each separate reaction. 4. (3 pts.) Write a detailed mechanism for the reaction shown below, showing all intermediate structures. Use curved arrows to indicate all electron movement, and indicate all formal charges clearly. OH ? HBr ANSWER: (LUMO of 1,3-butadiene) Example OH O H Br Br + HO...
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