Photosensitizers Covalently Anchored To the Silica Surface - Modulation of the Excited-state Efficiency Through Electron-transfer From the Linking Arm Or From the Surface

Ayadim, Mohamed;Soumillion, Jean-Philippe
(1995) Tetrahedron Letters — Vol. 36, n° 26, p. 4615-4618 (1995)

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Abstract
Benzophenone derivatives have been anchored on silica in different ways. The so obtained heterogeneous as well as the corresponding homogeneous triplet photosensitizers have been tested in the triplet state isomerization of trans to cis stilbene. A photoinduced electron transfer originating from the amino groups on the linking arm or on the silica surface is found to modulate the sensitizer efficiency.
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Ayadim, M., & Soumillion, J.-P. (1995). Photosensitizers Covalently Anchored To the Silica Surface - Modulation of the Excited-state Efficiency Through Electron-transfer From the Linking Arm Or From the Surface. Tetrahedron Letters, 36(26), 4615-4618. https://doi.org/10.1016/0040-4039(95)00810-Y (Original work published 1995)