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Unformatted text preview: CHM 2120 - Assignment 4 ANSWERS 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: Br Br a) m-dibromobenzene; b) 3-nitrotoluene; N + O- O c) 2,6-dimethylphenol; OH d) 3,3-dichlorocyclopentene; Cl Cl e) o-hydroxybenzoic acid; OH OH O f) benzenesulfonic acid; S OH O O g) 2,5-dichloroaniline NH 2 Cl Cl Assignment 4 – Aromatic chemistry Answers 2 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. This helps keep cereal fresh O H a) b) c) d) e) f) g) h) i) j) k) l) benzene cyclohexane 7-phenyloctanoic acid phenol 3-methylbenzoic acid OR m-methylbenzoic acid 4-fluoro-2-nitroaniline Note: ortho/meta/para nomenclature can only be used when the benzene ring contains exactly2 substituents....
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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.
- Spring '10