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Ch. 7 - The Reactions of Alkynes • An Introduction to Multistep Synthesis
Bruice - Organic Chemistry 8th Edition
Bruice8th EditionOrganic ChemistryISBN: 9780135213711Non è quello che usi tu?Cambia libro di testo
Capitolo 7, Problema 33c

What is each compound's systematic name?
c. Structural formula of an alkene with carbon chains and substituents labeled for systematic naming.

Guida verificata passo dopo passo
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Step 1: Identify the longest continuous carbon chain in the compound. This chain will serve as the parent chain, and its length determines the base name (e.g., methane, ethane, propane, etc.).
Step 2: Determine the functional groups attached to the parent chain. Functional groups such as alcohols (-OH), ketones (C=O), or halides (e.g., -Cl, -Br) influence the suffix or prefix of the compound's name.
Step 3: Number the carbon atoms in the parent chain starting from the end closest to the highest-priority functional group. This ensures the functional group gets the lowest possible number.
Step 4: Assign locants (numbers) to substituents and functional groups based on their position on the parent chain. Use prefixes for substituents (e.g., methyl-, ethyl-) and include the locants in the name.
Step 5: Combine the elements of the name: prefix (substituents), parent chain name, and suffix (functional group). Ensure the name follows IUPAC nomenclature rules and includes stereochemistry if applicable.

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IUPAC Nomenclature

IUPAC nomenclature is a systematic method for naming organic chemical compounds. It provides a set of rules to create unique names based on the structure of the molecule, including the longest carbon chain, functional groups, and stereochemistry. Understanding these rules is essential for accurately identifying and communicating the identity of compounds.
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The different parts of an IUPAC name

Functional Groups

Functional groups are specific groups of atoms within molecules that are responsible for the characteristic chemical reactions of those molecules. Common functional groups include hydroxyl (-OH), carboxyl (-COOH), and amine (-NH2). Recognizing functional groups is crucial for determining the properties and reactivity of organic compounds, which directly influences their systematic naming.
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Identifying Functional Groups

Structural Isomerism

Structural isomerism occurs when compounds have the same molecular formula but different structural arrangements of atoms. This can lead to different physical and chemical properties, making it important to specify the correct structure when naming a compound. Understanding isomerism is vital for accurately determining the systematic names of compounds, as different isomers can have distinct names.
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Monosaccharides - D and L Isomerism