首页|Cp *Ir complex with mesobiliverdin ligand isolated from Thermoleptolyngbya sp. O-77

Cp *Ir complex with mesobiliverdin ligand isolated from Thermoleptolyngbya sp. O-77

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We developed a new method to isolate a natural pigment of mesobiliverdin IX alpha (MBV) directly from phycocyanin of Thermoleptolyngbya sp. O-77 and synthesized a water-soluble Cp *Ir complex with the isolated MBV ligand. To obtain a high yield of MBV, we modified the conventional method by adding additional two steps: the protease digestion of phycocyanin by trypsin and the isolation of MBV by hydrophobic and silica gel column chromatographies. The Cp *Ir complex with MBV ligand was characterized by electrospray ionization-mass spectrometry, ultraviolet-visible-near-infrared absorption spectroscopy, Xray photoelectron spectroscopy, 1 H NMR spectroscopy, and H-H correlation spectroscopy. This is the first example of a platinum-group metal complex with MBV as a ligand. (c) 2022 Elsevier B.V. All rights reserved.

MesobiliverdinCp * Ir complexWater-solubleENERGY-TRANSFERRED ALGAPHYCOCYANOBILINCLEAVAGEREACTIVITYEXTRACTSPIGMENTSMODELS

Yamada, Kaho、Yatabe, Takeshi、Yoon, Ki-Seok、Ogo, Seiji

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Kyushu Univ

2022

Journal of Organometallic Chemistry

Journal of Organometallic Chemistry

CCREI
ISSN:0022-328X
年,卷(期):2022.964
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