Nomenclature - Naming of Polyfunctional Organic Compounds 1...

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Naming of Polyfunctional Organic Compounds 1. Suffix - the part that identifies the principal functional-group class to which the molecules belongs. 2. Parent - the part that identifies the size of the main chain or ring. 3. Substituent prefixes - parts that identify what substituents are located on the main chain or ring. 4. Locants - numbers that tell where substituents are located on the main chain. Classification of Functional Groups for Purpose of Nomenclature. Functional Groups Name as suffix Name as prefix Principal groups 1. Carboxylic acids -oic acid carboxy -carboxylic acid 2. Acid anhydrids -oic anhydride -carboxylic anhydride 3. Esters -oate alkoxycarbonyl -carboxylate 4. Acid halides -oyl halides

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