Three phosphanes containing azobenzene groups were synthesized, and the photochemical behaviour of their platinum complexes was studied by using the light-induced (E)/(Z) isomerization as a switch to change ligand properties.
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![Light switches the ligand! Photochromic azobenzene–phosphanes](https://www.iciq.org/wp-content/uploads/2014/03/Light-switches-the-ligand_2075.jpg)
Three phosphanes containing azobenzene groups were synthesized, and the photochemical behaviour of their platinum complexes was studied by using the light-induced (E)/(Z) isomerization as a switch to change ligand properties.