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Quinone - Wikipedia The quinones are a class of organic compounds that are formally "derived from aromatic compounds [such as benzene or naphthalene] by conversion of an even number of –CH= groups into –C(=O)– groups with any necessary rearrangement of double bonds", resulting in "a fully conjugated cyclic dione structure"
Quinone | Definition Uses | Britannica Quinones occur as biological pigments (biochromes), for example, including the benzoquinones, naphthoquinones, anthraquinones, and polycyclic quinones The quinones are found in bacteria, in certain fungi, and in various higher plant forms, but in only a few animals
26. 2: Quinones - Chemistry LibreTexts Quinones are not aromatic compounds but are conjugated cyclic diketones However, quinones and the related aromatic arenols are readily interconverted, and their chemistry is largely interdependent …
The chemical and biological activities of quinones: overview . . . Quinones are electron carriers playing a role in photosynthesis As vitamins, they represent a class of molecules preventing and treating several illnesses such as osteoporosis and cardiovascular diseases
Quinone: A Scientific Overview - Healthy Directions Quinones are a class of compounds that have a diketone group attached to a benzene ring Typically clinicians use this term to refer to coenzyme Q, but its chemical definition also encompasses the essential nutrient vitamin K
Quinones: What Are Quinones? | Journal Of Nutrition Introduction to Quinones: Chemical Structure and Properties Quinones are a class of organic compounds characterized by a chemical structure that consists of a six-membered aromatic ring with two carbonyl (C=O) groups The general formula for quinones is C6H4O2
Formation and Biological Targets of Quinones: Cytotoxic . . . Quinones represent a class of toxicological intermediates, which can create a variety of hazardous effects in vivo including, acute cytotoxicity, immunotoxicity, and carcinogenesis In contrast, quinones can induce cytoprotection through the