Molecular shuttle

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An example of a molecular shuttle where the macrocyle (green) moves between two stations (yellow).

A molecular shuttle in supramolecular chemistry is a special type of molecular machine capable of shuttling molecules or ions from one location to another. This field is of relevance to nanotechnology in its quest for nanoscale electronic components and also to biology where many biochemical functions are based on molecular shuttles. Academic interest also exists for synthetic molecular shuttles, the first prototype reported in 1991 based on a rotaxane.[1]

This device is based on a molecular thread composed of an

chemical yield
).

molecular shuttle 1991 components Molecular shuttle
molecular shuttle components Molecular shuttle

In certain molecular switches the two stations are non-degenerate.

References