Domanda del libro di testo
Name the following alkynes according to the IUPAC rules of nomenclature.
(d)
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Ch. 10 - Alkynes: Electrophilic Addition and Redox Reactions
Mullins1st EditionOrganic Chemistry: A Learner Centered ApproachISBN: 9780137566471
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TOC.tableOfContents
- Ch. 2 - General Chemistry Translated: Finding the Electrons114
- Ch. 3 - Alkanes and Cycloalkanes: Properties and Conformational Analysis109
- Ch. 4 - Acids and Bases/Electron Flow144
- Ch. 5 - Chemical Reaction Analysis: Thermodynamics and Kinetics118
- Ch. 6 - Stereoisomerism: Arrangement of Atoms in Space112
- Ch. 7 - Principles of Green (Organic) Chemistry3
- Ch. 8 - Alkenes 1: Properties and Electrophilic Additions158
- Ch. 9 - Alkenes 2: Oxidation and Reduction150
- Ch. 10 - Alkynes: Electrophilic Addition and Redox Reactions101
- Ch. 11 - Properties and Synthesis of Alkyl Halides: Radical Reactions108
- Ch. 12 - Substitution and Elimination: Reactions of Haloalkanes172
- Ch. 13 - Alcohols, Ethers and Related Compounds: Substitution and Elimination239
- Ch. 14 - Structural Identification 1: Infrared Spectroscopy and Mass Spectrometry54
- Ch. 15 - Structural Identification 2: Nuclear Magnetic Resonance Spectroscopy93
- Ch. 16 - Metals in Organic Chemistry48
- Ch. 17 - Carbonyl Addition Reactions: Aldehydes and Ketones45
- Ch. 18 - Nucleophilic Acyl Substitution 1: Carboxylic Acids18
- Ch. 19 - Nucleophilic Acyl Substitution 2: Carboxylic Acid Derivatives39
- Ch. 20 - Enolates: Carbonyl Addition and Substitution13
- Ch. 21 - Conjugated Systems 1: Stability and Addition Reactions56
- Ch. 22 - Conjugated Systems 2: Pericyclic Reactions54
- Ch. 23 - Benzene 1: Aromatic Stability and Substitution Reactions64
- Ch. 24 - Benzene 2: Reactions Influenced by the Aromatic Ring62
- Ch. 25 - Amines: Structure, Reactions, and Synthesis27
- Ch. 26 - Amino Acids, Proteins, and Peptide Synthesis9
- Ch. 27 - Carbohydrates, Nucleic Acids, and Lipids54
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Mullins 1st EditionCh. 10 - Alkynes: Electrophilic Addition and Redox ReactionsProblema 42c
Mullins 1st EditionCh. 10 - Alkynes: Electrophilic Addition and Redox ReactionsProblema 42cCapitolo 9, Problema 42c
Name the following alkynes according to the IUPAC rules of nomenclature.
(c) 
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Identify the longest continuous carbon chain that includes the triple bond. This chain will serve as the parent chain, and its name will be based on the number of carbons in the chain, using the suffix '-yne' to indicate the presence of a triple bond.
Number the parent chain starting from the end closest to the triple bond. This ensures that the triple bond gets the lowest possible locant (position number).
Determine the position of the triple bond within the parent chain. Use the number of the first carbon in the triple bond to indicate its position, and include this number in the name before the '-yne' suffix.
Identify and name any substituents (alkyl groups or other functional groups) attached to the parent chain. Assign each substituent a locant based on its position on the parent chain, ensuring the lowest possible numbers are used.
Combine the names of the substituents (in alphabetical order) with the parent chain name. Use hyphens to separate numbers from words and commas to separate multiple numbers. Ensure the final name follows IUPAC conventions, including proper punctuation and formatting.
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Alkynes
Alkynes are hydrocarbons that contain at least one carbon-carbon triple bond. They are unsaturated compounds, which means they have fewer hydrogen atoms than alkanes with the same number of carbon atoms. The general formula for alkynes is CnH2n-2, where n is the number of carbon atoms. Understanding the structure and properties of alkynes is essential for proper nomenclature.
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Alkyne Hydration
IUPAC Nomenclature
The International Union of Pure and Applied Chemistry (IUPAC) provides a systematic method for naming chemical compounds. For alkynes, the naming convention involves identifying the longest carbon chain containing the triple bond, numbering the chain to give the triple bond the lowest possible number, and using the suffix '-yne' to indicate the presence of the triple bond. Familiarity with these rules is crucial for accurately naming alkynes.
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03:43The different parts of an IUPAC name
Numbering and Substituents
In IUPAC nomenclature, the carbon chain must be numbered to ensure that the triple bond receives the lowest possible number. Additionally, if there are substituents (branches or functional groups) attached to the main chain, they must be named and their positions indicated in the compound's name. This involves using prefixes like 'ethyl-' or 'methyl-' and specifying their locations in relation to the main chain, which is vital for a complete and correct name.
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01:47Nucleophiles and Electrophiles can react in Substitution Reactions.
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