Imaging Science and Photochemistry ›› 2000, Vol. 18 ›› Issue (2): 179-183.DOI: 10.7517/j.issn.1674-0475.2000.02.179

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SYNTHESIS AND SPECTRAL PROPERTIES OF PHTHALOCYANINATOCOBALT (Ⅱ)COMPLEX

WANG Jian, SHEN Shu-ying, XU Hui-jun   

  1. Institute of Photographic Chemistry, The Chinese Academy of Sciences, Beijing 100101, P. R. China
  • Received:1999-11-24 Revised:2000-01-19 Online:2000-05-20 Published:2000-05-20

Abstract: In this work, a phthalocyaninatocobalt (Ⅱ) (compound 1) and its imidazole complex were synthesied, the changes of absorption spectra of compound 1 upon addition of imidazole in solution were studied, and the equilibrium formation constant and the stiochiometry of the complex were calculated. The absorption spectrum of the complex is bathochromic-shifted and sharpened in compared with that of phthalocyaninatocobalt (Ⅱ) as a result the optical properties of the dye films is improved.

Key words: phthalocyanine, complex, absorbance

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