322B_5_09_PracticeFINAL

322B_5_09_PracticeFINAL - Professor T.E. Hogen-Esch, Chem...

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Professor T.E. Hogen-Esch, Chem 322b 5- 2009 Practice Final Exam 1. (20) Circle and name the functional groups: NH O O O O O NH NH O R-N=C=N-R R-N=C=S C O RO O C OR O C N(CH 3 ) 2 PhCH 2 O O O O N N S N O 2. (10) a. Indicate most (M) and least (L) acidic: NH 2 + ( ) ( ) ( ) ( ) ( ) RHNCNHR NH 2 + H 3 N + CH 2 CO 2 H CH 3 CO 2 H SH b. Indicate most (M) and least (L) basic: N CH 3 N CH 3 NH N N NMe 2 ( ) ( ) ( ) ( ) ( ) O 3.(15) Indicate partial positive and negative charges ( δ + or δ -) for: N N H 3 C R H O O NH H N S N R Br - O H
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2 4. (20) Describe the most accurate relationship between the following from the list: (A) Tautomers (B) Isomers (C) Anomers (D) Epimers (E) Enantiomers (F) Conformers (G) Resonance Forms (H) Diastereomers (I) Identical (J) Acid-conjugate base. (K) None of the above CO 2 H H NH 3 + H 3 C CO 2 H CH 3 NH 3 + H CHO HO H H OH H CH 2 OH H CO 2 H OH CO 2 H H OH HO CO 2 H H CO 2 H H OH HN N N N N N N N O OH C O CH 3 N OC 2 H 5 C OH CH 3 N OC 2 H 5 O OH OH OH HO O OH
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322B_5_09_PracticeFINAL - Professor T.E. Hogen-Esch, Chem...

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