alkyne

American  

[al-kahyn] / ˈæl kaɪn /

Or alkine

noun

Chemistry.

1. any member of the alkyne series.

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alkyne British  

/ ˈælkaɪn /

noun

1. Also called: acetylene. 

   1. any unsaturated aliphatic hydrocarbon that has a formula of the type C n H 2n–2

   2. ( as modifier )

      alkyne series

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alkyne Scientific  

/ ăl′kīn′ /

1. Any of a group of unsaturated hydrocarbons that havee carbon atoms in chains linked by one or more triple bonds and that have the general formula C _n H _{2n - 2}. Alkynes can be solid, liquid, or gaseous and include acetylene.

2. ◆ The group of alkynes as a whole is called the alkyne series or the acetylene series. The first five members of the alkyne series are acetylene (or ethyne), propyne, butyne, pentyne, and hexyne.

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Etymology

Origin of alkyne

1880–85; alk(yl) + -ine ², altered to -yne

Example Sentences

A crucial contributor to the team's recipe for improved ionizable lipids is A3 coupling, a three-component reaction named for its chemical ingredients: an amine, an aldehyde and an alkyne.

From Science Daily • Nov. 22, 2024

One component is an alkyne group, which can be used as a chemical handle for the labelled proteins to be extracted and purified.

From Science Daily • May 23, 2024

The simplest member of the alkyne series is ethyne, C2H2, commonly called acetylene.

From Textbooks • Feb. 14, 2019

On a microscopic level, how does the reaction of bromine with an alkene differ from its reaction with an alkyne?

From Textbooks • Feb. 14, 2019