{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Zhang S"],"funding":["Chinese Academy of Sciences","CASHIPS Director's Fund","Natural Science Foundation of China","Natural Science Foundation of Anhui Province","China Postdoctoral Science Foundation","National Natural Science Foundation of China","Anhui Provincial Natural Science Foundation","National Key Research and Development Program of China","Special Research Assistant Program","Youth Innovation Promotion Association of the CAS"],"pagination":["e2204043"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9762286"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["9(35)"],"pubmed_abstract":["Direct electrocatalytic oxidation of benzene has been regarded as a promising approach for achieving high-value phenol product, but remaining a huge challenge. Here an oxygen-coordinated nickel single-atom catalyst (Ni-O-C) is reported with bifunctional electrocatalytic activities toward the two-electron oxygen reduction reaction (2e<sup>-</sup> ORR) to H<sub>2</sub> O<sub>2</sub> and H<sub>2</sub> O<sub>2</sub> -assisted benzene oxidation to phenol. The Ni-(O-C<sub>2</sub> )<sub>4</sub> sites in Ni-O-C ar proven to be the catalytic active centers for bifunctional 2e<sup>-</sup> ORR and H<sub>2</sub> O<sub>2</sub> -assisted benzene oxidation processes. As a result, Ni-O-C can afford a benzene conversion as high as 96.4 ± 3.6% with a phenol selectivity of 100% and a Faradaic efficiency (FE) of 80.2 ± 3.2% with the help of H<sub>2</sub> O<sub>2</sub> in 0.1 m KOH electrolyte at 1.5 V (vs RHE). A proof of concept experiment with Ni-O-C concurrently as cathode and anode in a single electrochemical cell demonstrates a benzene conversion of 33.4 ± 2.2% with a phenol selectivity of 100% and a FE of 44.8 ± 3.0% at 10 mA cm<sup>-2</sup> ."],"journal":["Advanced science (Weinheim, Baden-Wurttemberg, Germany)"],"pubmed_title":["Hydrogen Peroxide Assisted Electrooxidation of Benzene to Phenol over Bifunctional Ni-(O-C<sub>2</sub> )<sub>4</sub> Sites."],"pmcid":["PMC9762286"],"funding_grant_id":["52122212","YZJJ2021QN21","2108085QB61","52172106","2108085QB60","2019YFA0307900","2020M682057","2020458","YZJJ2021QN18"],"pubmed_authors":["Zhang H","Shi T","Wang G","Lin Y","Zhang S","Xu H","Ye Y","Chen C","Li W","Zhang Y","Zheng L","Jin M","Zhou H","Zhao H"],"additional_accession":[]},"is_claimable":false,"name":"Hydrogen Peroxide Assisted Electrooxidation of Benzene to Phenol over Bifunctional Ni-(O-C<sub>2</sub> )<sub>4</sub> Sites.","description":"Direct electrocatalytic oxidation of benzene has been regarded as a promising approach for achieving high-value phenol product, but remaining a huge challenge. Here an oxygen-coordinated nickel single-atom catalyst (Ni-O-C) is reported with bifunctional electrocatalytic activities toward the two-electron oxygen reduction reaction (2e<sup>-</sup> ORR) to H<sub>2</sub> O<sub>2</sub> and H<sub>2</sub> O<sub>2</sub> -assisted benzene oxidation to phenol. The Ni-(O-C<sub>2</sub> )<sub>4</sub> sites in Ni-O-C ar proven to be the catalytic active centers for bifunctional 2e<sup>-</sup> ORR and H<sub>2</sub> O<sub>2</sub> -assisted benzene oxidation processes. As a result, Ni-O-C can afford a benzene conversion as high as 96.4 ± 3.6% with a phenol selectivity of 100% and a Faradaic efficiency (FE) of 80.2 ± 3.2% with the help of H<sub>2</sub> O<sub>2</sub> in 0.1 m KOH electrolyte at 1.5 V (vs RHE). A proof of concept experiment with Ni-O-C concurrently as cathode and anode in a single electrochemical cell demonstrates a benzene conversion of 33.4 ± 2.2% with a phenol selectivity of 100% and a FE of 44.8 ± 3.0% at 10 mA cm<sup>-2</sup> .","dates":{"release":"2022-01-01T00:00:00Z","publication":"2022 Dec","modification":"2025-04-26T00:46:12.826Z","creation":"2025-04-06T09:47:42.103Z"},"accession":"S-EPMC9762286","cross_references":{"pubmed":["36310149"],"doi":["10.1002/advs.202204043"]}}