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Applications, physical properties and features of quinones
    Derivatives of naphthoquinone and anthraquinone have various biochemical characteristics (bioactivities) and have the wide application for medicines, pesticides, etc. And derivatives of naphthalene and anthracene as electronic materials, by utilizing its response to light.
 1.Characteristics
"Biochemical charactesristics"
antibacterial action, antitumor action, electron transport inhibition in the sulfate-reducing bacteria, electron transfer material in the photosynthesis, ultraviolet ray absorption, skin darkening-inhibitory effect

"Physiochemical characteristics"
optical absorption, photosensitizative action, oxidoreduction (oxidation-reduction, redox), reduction of precious metals, photoconductivity, photochromic,
photosensitization electron transfer, fluorescence, phosphorescence, electrical conduction property, electrochromic, electron acceptor
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