Assignment_4_Aromaticity

Assignment_4_Aromaticity - This helps keep cereal fresh O H...

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CHM 2120 - Assignment 4 In this assignment: - Drawing and naming aromatic compounds - Drawing resonance structures involving aromatic compounds - Distinguishing aromatic from antiaromatic compounds 1. Supply a clear structure of: a) m-dibromobenzene; b) 3-nitrotoluene; c) 2,6-dimethylphenol; d) 3,3- dichlorocyclopentene; e) o-hydroxybenzoic acid; f) benzenesulfonic acid; g) 2,5- dichloroaniline 2. Name each of the following compounds using either an acceptable trivial name of the IUPAC nomenclature: CO 2 H OH Me CO 2 H F NO 2 NH 2 OCH 3 OH OH OH O 2 N NO 2 NO 2 also known as picric acid Cl CO 2 H OH Also known as BHT or butylated hydroxy toluene.
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Unformatted text preview: This helps keep cereal fresh O H a) b) c) d) e) f) g) h) i) j) k) l) 3. Which of the following carbocations in each pair is most stable? Part of your answer should include showing the relevant resonance structures. a. NO 2 H MeO NO 2 H OMe b. Assignment 4 Aromatic chemistry 2 CH 3 H CH 3 H O O c. Br H N Br H N d. CH 3 H O 2 N CH 3 H NO 2 4. Identify the aromatic ring(s), if any, in the following molecules. Clearly explain each decision using the criteria given in class. S N CH 3 N H N H N a) b) c) d) e) f) g) h) i) j) k) l) N O O...
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This note was uploaded on 01/25/2011 for the course CHM 2120 taught by Professor Dr.flynn during the Spring '10 term at University of Ottawa.

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Assignment_4_Aromaticity - This helps keep cereal fresh O H...

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