Synlett 2015; 26(12): 1705-1709
DOI: 10.1055/s-0034-1379923
letter
© Georg Thieme Verlag Stuttgart · New York

Aerobic Photooxidative Synthesis of Secondary Aldimines from Benzylamines by Using Methylene Blue

Authors

  • Akifumi Okada

    a   Gifu Pharmaceutical University, 1-25-4, Daigaku-nishi, Gifu 501-1196, Japan   eMail: itoha@gifu-pu.ac.jp
  • Hiroki Yuasa

    a   Gifu Pharmaceutical University, 1-25-4, Daigaku-nishi, Gifu 501-1196, Japan   eMail: itoha@gifu-pu.ac.jp
  • Akitoshi Fujiya

    a   Gifu Pharmaceutical University, 1-25-4, Daigaku-nishi, Gifu 501-1196, Japan   eMail: itoha@gifu-pu.ac.jp
  • Norihiro Tada

    a   Gifu Pharmaceutical University, 1-25-4, Daigaku-nishi, Gifu 501-1196, Japan   eMail: itoha@gifu-pu.ac.jp
  • Tsuyoshi Miura

    b   Tokyo University of Pharmacy and Life Sciences, 1432-1 Horinouchi, Hachioji, Tokyo 192-0392, Japan
  • Akichika Itoh*

    a   Gifu Pharmaceutical University, 1-25-4, Daigaku-nishi, Gifu 501-1196, Japan   eMail: itoha@gifu-pu.ac.jp
Weitere Informationen

Publikationsverlauf

Received: 12. März 2015

Accepted after revision: 30. April 2015

Publikationsdatum:
18. Juni 2015 (online)


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Abstract

We have developed a concise oxidative coupling of primary benzylamines to yield secondary aldimines catalyzed by methylene blue by using molecular oxygen as the oxidant in the presence of visible-light irradiation from fluorescent lamps.