Chem. J. Chinese Universities ›› 1989, Vol. 10 ›› Issue (2): 173.

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XPS Studies of Tetraphenyl-2-Nitro-porphyrin Metal Complexes

Wei Quan, Guan Yousheng, Cao Xizhang   

  1. Department of Chemistry, Jilin University, Changchun
  • Received:1987-07-27 Online:1989-02-24 Published:1989-02-24

Abstract: The metal Complexes coordinated with tetrapbenyl porphyrin and tetraphenyl-2-nitroporphyrin were investigated by XPS. These metal complexes in which ions were mosaiced into big π system of conjugated ring structrue were demonstrated by π→π* transition energy, transition probability and N1tshift of binding energy. Furthermore, it was proved that -NO3group is in conjunction with a pyrrole ring and this leads to an increase of Lewis acidity.

Key words: Porphyrin metal complexes, XPS, Electron effect

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