carbene

American  

[kahr-been] / ˈkɑr bin /

noun

1. the radical CH 2 and its derivatives.

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carbene British  

/ ˈkɑːbiːn /

noun

1. chem a neutral divalent free radical, such as methylene: CH 2

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Etymology

Origin of carbene

carb- + -ene

Example Sentences

The charge rips a water molecule from an individual methanol molecule sitting on a nanowire surface, leaving behind a reactive compound called methyl carbene.

From Science Magazine

While the water molecule floats away, the carbene reacts with a neighboring methanol molecule to make ethanol.

From Science Magazine

Sundermann, A., Reiher, M. & Schoeller, W. W. Isoelectronic Arduengo-type carbene analogues with the group IIIa elements boron, aluminum, gallium, and indium.

From Nature

Asay, M., Jones, C. & Driess, M. N-heterocyclic carbene analogues with low-valent group 13 and group 14 elements: syntheses, structures, and reactivities of a new generation of multitalented ligands.

From Nature

Catalytic B−H bond insertion reactions using alkynes as carbene precursors.

From Nature