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Photoexcited NiII-Aryl Complex-Mediated Giese Reaction of Aryl Bromides.
He, Xian-Chen; Li, Ke-Rong; Gao, Jie; Guan, Jian-Ping; Chen, Hong-Bin; Xiang, Hao-Yue; Chen, Kai; Yang, Hua.
Afiliação
  • He XC; College of Chemistry and Chemical Engineering, Central South University, Changsha 410083, P. R. China.
  • Li KR; College of Chemistry and Chemical Engineering, Central South University, Changsha 410083, P. R. China.
  • Gao J; College of Chemistry and Chemical Engineering, Central South University, Changsha 410083, P. R. China.
  • Guan JP; College of Chemistry and Chemical Engineering, Central South University, Changsha 410083, P. R. China.
  • Chen HB; College of Chemistry and Chemical Engineering, Central South University, Changsha 410083, P. R. China.
  • Xiang HY; Jiangxi Time Chemical Company, Ltd., Fuzhou 344800, P. R. China.
  • Chen K; College of Chemistry and Chemical Engineering, Central South University, Changsha 410083, P. R. China.
  • Yang H; College of Chemistry and Chemical Engineering, Central South University, Changsha 410083, P. R. China.
Org Lett ; 25(22): 4056-4060, 2023 Jun 09.
Article em En | MEDLINE | ID: mdl-37255226
ABSTRACT
A Giese reaction of aryl bromides with electron-deficient alkenes was developed, enabled by a dual catalyst system containing NiII complex and IrIII photocatalyst. This protocol could accommodate a variety of aryl bromides and electron-deficient alkenes, delivering the conjugate adducts in up to 97% yield. The utilization of photoexcited (dtbbpy)NiII(aryl)Br intermediate as an aryl radical source allows this novel transformation of aryl halides, thus expanding the chemical space of excited nickel catalysis.
Assuntos

Texto completo: 1 Base de dados: MEDLINE Assunto principal: Brometos / Alcenos Idioma: En Ano de publicação: 2023 Tipo de documento: Article

Texto completo: 1 Base de dados: MEDLINE Assunto principal: Brometos / Alcenos Idioma: En Ano de publicação: 2023 Tipo de documento: Article