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Subject - Organic Chemistry
Alkynes are hydrocarbons containing at least one carbon-carbon triple bond. In contrast to alkanes and alkenes, this triple bond is more reactive and undergoes reactions specific to alkynes. The simplest alkyne is ethyne (acetylene).
Recommended Learning Units
ChemistryOrganic ChemistryReduction Reactions
This learning unit describes the hydrogenation of alkynes using the Lindlar catalyst. The catalyst itself and the stereochemistry of this reaction are explained.
HX Addition to Alkynes10 min.
This learning unit starts with a short introduction to the family of alkynes. Then the addition of HX to alkynes in comparison with the HX addition to alkenes and the halogenation of alkynes are described.
Alkynes: Introduction20 min.
This learning unit gives a short introduction into alkynes and cycloalkynes including nomenclature and applications.
Alkynes: Properties20 min.
This learning unit explains physical properties, electronic structure and molecular orbital model of alkynes.
This learning unit presents an overview over syntheses for and reactions of alkynes including isomerization reactions.