{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["13(1)"],"submitter":["Han G"],"pubmed_abstract":["One-photon-absorbing photosensitizers are commonly used in homogeneous photocatalysis which require the absorption of ultraviolet (UV) /visible light to populate the desired excited states with adequate energy and lifetime. Nevertheless, the limited penetration depth and competing absorption by organic substrates of UV/visible light calls upon exploring the utilization of longer-wavelength irradiation, such as near-infrared light (λ<sub>irr</sub> > 700 nm). Despite being found applications in photodynamic therapy and bioimaging, two-photon absorption (TPA), the simultaneous absorption of two photons by one molecule, has been rarely explored in homogeneous photocatalysis. Herein, we report a group of ruthenium polypyridyl complexes possessing TPA capability that can drive a variety of organic transformations upon irradiation with 740 nm light. We demonstrate that these TPA ruthenium complexes can operate in an analogous manner as one-photon-absorbing photosensitizers for both energy-transfer and photoredox reactions, as well as function in concert with a transition metal co-catalyst for metallaphotoredox C-C coupling reactions."],"journal":["Nature communications"],"pagination":["2288"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9051202"],"repository":["biostudies-literature"],"pubmed_title":["Two-photon-absorbing ruthenium complexes enable near infrared light-driven photocatalysis."],"pmcid":["PMC9051202"],"pubmed_authors":["Li G","Huang J","Han G","Han C","Sun Y","Turro C"],"additional_accession":[]},"is_claimable":false,"name":"Two-photon-absorbing ruthenium complexes enable near infrared light-driven photocatalysis.","description":"One-photon-absorbing photosensitizers are commonly used in homogeneous photocatalysis which require the absorption of ultraviolet (UV) /visible light to populate the desired excited states with adequate energy and lifetime. Nevertheless, the limited penetration depth and competing absorption by organic substrates of UV/visible light calls upon exploring the utilization of longer-wavelength irradiation, such as near-infrared light (λ<sub>irr</sub> > 700 nm). Despite being found applications in photodynamic therapy and bioimaging, two-photon absorption (TPA), the simultaneous absorption of two photons by one molecule, has been rarely explored in homogeneous photocatalysis. Herein, we report a group of ruthenium polypyridyl complexes possessing TPA capability that can drive a variety of organic transformations upon irradiation with 740 nm light. We demonstrate that these TPA ruthenium complexes can operate in an analogous manner as one-photon-absorbing photosensitizers for both energy-transfer and photoredox reactions, as well as function in concert with a transition metal co-catalyst for metallaphotoredox C-C coupling reactions.","dates":{"release":"2022-01-01T00:00:00Z","publication":"2022 Apr","modification":"2025-04-19T00:43:00.224Z","creation":"2025-04-07T11:45:24.87Z"},"accession":"S-EPMC9051202","cross_references":{"pubmed":["35484148"],"doi":["10.1038/s41467-022-29981-3"]}}