2262Sp06Finalv2Key-1

2262Sp06Finalv2Key-1 - 1 List Number:_ Chem 2262...

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List Number:_______ Chair Number:_______ Chem 2262 Final Test Name: ___ANSWER___ _____KEY_____ May-13 th -2006 Last Name First Name The exam has 6 printed pages of questions and 1 page of tables. Check now to make sure you have all 14 questions and 7 total pages. Put all answers on these sheets. The exam is worth a total of 200 points. Multiple Choice ( 5 points each, 50 points total ). Circle the one correct answer to each problem. 1. Circle the compound that would be most reactive towards electrophilic aromatic substitution. PhNO 2 PhMe PhNMe 2 PhCHO PhCl E D C B A 2. Which of the following monosaccharides in the Haworth projection represents the α- pyranose of D-idose? E D C B A O OH CH 2 OH OH OH OH O OH CH 2 OH OH OH OH O OH CH 2 OH OH OH OH O OH CH 2 OH OH OH OH none of them CH 2 OH H OH H HO OH H HO H CHO (D-Idose) 3. Which of the following disaccharides is a reducing sugar? CH 2 OH HO OH O O HO OH O CH 2 OH HO HO OH O CH 2 OH OH OH CH 2 OH O O HOH 2 C HOH 2 C HO OH O HOH 2 C CH 2 OH OH OH CH 2 OH O O HOH 2 C HO A B C D OH HO OH O CH 2 OH O OH O HOH 2 C CH 2 OH HO OH 4. Which one of the following monosaccharides will produce the same phenylosazone as the one obtained by treatment of D-lyxose with 3 moles of phenylhydrazine? CH
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2262Sp06Finalv2Key-1 - 1 List Number:_ Chem 2262...

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