8487-Exam-3A-answers-KEY

8487-Exam-3A-answers-KEY - Monday, April 18, 2011 CHM...

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Monday, April 18, 2011 CHM 2211-8487 Exam #3 Form A Answer Page 1 of 2 Answer sheet pts. Please LAST PRINT NAME: First name: UFID: /100 Put your answers in the spaces, or check R your answer 1. ( 6 pts ) Three resonance structures of the product resulting from the reaction of imidazole with H–Cl. _____ 2. ( 10 pts ) (a) Reagent. (b) Reactant. (3) Curved el arrows for step 3. (d) First-formed (e) final product. _____ 3. ( 7 pts ) (a) Reagents for sulfonation . (b) Product. (c) Cation intermediate, resonance-stabilized by substituent. _____ 4. ( 5 pts ) Reagents for nitration (b) E + for nitration. (c) Structure of an expected major product . _____ 5. ( 14 pts ) Convert p -bromonitrobenzene (reagents, catalyst, rxn condition; products) into m -dibromobenzene. _____ 6. ( 7 pts ) Reaction of 2,4-dinitrochlorobenzene with liquid ammonia. (a) Intermediate. (b) Product. _____ _____ N N H H–Cl N N H H Cl N N H H N N H H OH (a) Step 1: Reagent H 2 O, CH 2 Cl 2 ; Bu 4 N + Cl ; – NaCl
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This note was uploaded on 10/04/2011 for the course CHM 2211 taught by Professor Castalleano during the Spring '06 term at University of Florida.

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8487-Exam-3A-answers-KEY - Monday, April 18, 2011 CHM...

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