Chap06 - Reactions of Alkynes. Reactions Introduction to...

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Chapter 6 1 Reactions of Alkynes. Reactions of Alkynes. Introduction to Multistep Introduction to Multistep Synthesis Synthesis Chapter 6 Chapter 6
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Chapter 6 2 Contents of Chapter 6 General Formulas of Alkynes and Nomenclature Multifunctional Group Nomenclature Structure and Properties of Alkynes Reactivity Considerations Addition of Hydrogen Halides and Halogens Other Additions Hydrogenation of Alkynes Acidity of Hydrogens Bonded to sp Carbons Introduction to Multistep Synthesis
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Chapter 6 3 Alkynes If the triple bond is at the end of the chain, the alkyne is known as a terminal alkyne
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Chapter 6 4 Alkynes If the triple bond is not at the end of the chain, the alkyne is known as an internal alkyne
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Chapter 6 5 Alkynes Common names of alkynes are based on substitution of the simplest alkyne, acetylene
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Chapter 6 6 IUPAC Nomenclature of Alkynes Find the longest chain containing the triple bond and change the corresponding “-ane” ending to “-yne” The chain is numbered in direction that gives the triple bond, the lower number If the same number for the triple bond is obtained in numbering from both directions, the number for the substituent nearest the chain end is minimized
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Chapter 6 7 IUPAC Nomenclature of Dienes Find the longest chain containing both double bonds 1 2 3 4 5 CHCHCH CH 2 CH 2 CH 2 CH 3 CH 2 CH 2 3-butyl-1,4-pentadiene
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Chapter 6 8 IUPAC Nomenclature of
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Chap06 - Reactions of Alkynes. Reactions Introduction to...

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