Visible Light Photoredox Catalysis with Transition Metal Complexes: Applications in Organic Synthesis
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Implication
Review demonstrates the synthetic utility of transition metal photoredox catalysis, highlighting visible-light-mediated activation modes for complex molecule construction.
Key Points
- To review the development, fundamental photophysical mechanisms, and broad synthetic applications of visible light photoredox catalysis driven by transition metal complexes.
- Comprehensive literature review surveying ruthenium and iridium polypyridyl complexes as visible light photocatalysts in organic synthesis.
- Mechanistic classification of single-electron transfer, energy transfer, and dual catalytic pathways enabling selective radical generation.
- Visible light absorption by polypyridyl transition metal complexes generates long-lived excited states capable of engaging in outer-sphere single-electron redox events under mild, room-temperature conditions.
- Photoredox platforms facilitate diverse reaction manifolds, including carbon–carbon and carbon–heteroatom bond formations, functionalizations of unactivated bonds, and radical addition processes previously difficult to achieve thermally.
Cite This Study
Prier et al. (2013) studied this question.