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Flavonol
CAS number: 577-85-5
Flavonols are phytoconstituents of biological and medicinal importance.

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Flavonoid derivatives used in this study
Flavonoid derivatives used in this study
Synthetic strategy to prepare flavonoid–porphyrin conjugates at β-position.
Synthetic strategy to prepare flavonoid–porphyrin conjugates at β-position.
Synthetic strategy to prepare flavonoid–porphyrin conjugates at meso-position.
Synthetic strategy to prepare flavonoid–porphyrin conjugates at meso-position.
Representative normalized absorption (solid) and fluorescence spectra (dotted) (kexc = 550 nm, OD = 0.02) of flavonoid–porphyrin conjugate 17 in DMF.
Representative normalized absorption (solid) and fluorescence spectra (dotted) (kexc = 550 nm, OD = 0.02) of flavonoid–porphyrin conjugate 17 in DMF.
Plot of the singlet oxygen quantum yield (Ø△) of the flavonoid–porphyrin conjugates versus their fluorescence quantum yield (Øfl) in DMF. The interception of the dotted lines represents the value of the standard (TPP).
Plot of the singlet oxygen quantum yield (Ø△) of the flavonoid–porphyrin conjugates versus their fluorescence quantum yield (Øfl) in DMF. The interception of the dotted lines represents the value of the standard (TPP).
General structure of flavonoids (A) and 3-Hydroxyflavone (Flavonol) (B).
General structure of flavonoids (A) and 3-Hydroxyflavone (Flavonol) (B).
Synthesis of varyingly substituted 3-hydroxyflavone derivatives (1-23).
Synthesis of varyingly substituted 3-hydroxyflavone derivatives (1-23).

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