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Abstract:
Four new substituted phthalonitriles such as 3-(5-aminonaphthoxy) phthalonitrile (C18H11N3O), 4-(5- aminonaphthoxy) phthalonitrile (C18H11N3O), 3-biphenyloxy-phthalonitrile (C20H12N2O) and 4-biphenyloxy-phthalonitrile (C20H12N2O) have been synthesized, which are converted into the corresponding phthalocyanine-zinc(II) complexes with aryloxy substitunents: tetra-alpha-(5-aminonaphthoxy) phthalocyanines zinc (II) (C72H44Ni2O4Zn), tetra-β-(5-aminonaphthoxy) phthalocyanines zinc(II)(C72H44N12O4Zn), tetra-alpha-biphenyloxy-phthalocyanines zinc (C80H42N8O4Zn) and tetra-β-biphenyloxy-phthalocyanines zinc (II) (C80H42N8O4Zn). Their maximum absorption wavelength, molar extinction coefficient, emission wavelength, fluorescence quantum yields (ΦF), the singlet oxygen quantum yields (ΦΔ), and photodegradation constant (k) have been measured by the UV-Vis absorption and fluorescence spectra. The structure-activity relationship have been discussed in comparision with their analogues. The results show that tetra-alpha-biphenyloxy-phthalocyanines zinc (II) has large extinction coefficient in the red visible region of the light with relatively higher singlet oxygen quantum yield, it is a promising photosensitizer for use in photodynamic therapy.
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Chinese Journal of Inorganic Chemistry
ISSN: 1001-4861
Year: 2013
Issue: 3
Volume: 29
Page: 486-492
0 . 7 4 2
JCR@2013
0 . 8 0 0
JCR@2023
JCR Journal Grade:4
CAS Journal Grade:4
Cited Count:
SCOPUS Cited Count: 2
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 1
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