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quinone    
醌

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quinone
n 1: any of a class of aromatic yellow compounds including
several that are biologically important as coenzymes or
acceptors or vitamins; used in making dyes [synonym: {quinone},
{benzoquinone}]


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  • Quinone - Wikipedia
    The term quinone is also used more generally for a large class of compounds formally derived from aromatic quinones through replacement of some hydrogen atoms by other atoms or radicals
  • Quinone | C6H4O2 | CID 4650 - PubChem
    Quinone | C6H4O2 | CID 4650 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety hazards toxicity information, supplier lists, and more
  • Quinone | Definition Uses | Britannica
    quinone, any member of a class of cyclic organic compounds containing two carbonyl groups, > C = O, either adjacent or separated by a vinylene group, ―CH = CH―, in a six-membered unsaturated ring In a few quinones, the carbonyl groups are located in different rings
  • What Is a Quinone? Sources, Functions, and Uses
    For example, lawsone, the active quinone in henna leaves, is responsible for its dyeing properties Many plants also use quinones as defensive chemicals to deter pests and pathogens
  • 26. 2: Quinones - Chemistry LibreTexts
    Among other naturally occurring substances having quinone-type structures, one of the most important is the blood antihemorrhagic factor, vitamin K 1, which occurs in green plants and is a substituted 1,4-naphthalenedione:
  • Quinone, Quinine, And Hydroquinone – What’s The Difference?
    Quinone, or more accurately quinones (since we are talking about a whole group of compounds not just a single chemical) are compounds that start life as aromatic compounds such as benzene or naphthalene
  • Quinones: What are Quinones? - Journal Of Nutrition
    The most common quinone is benzoquinone, which has a benzene ring as its backbone and two carbonyl groups attached to it Other examples include naphthoquinones and anthraquinones
  • Quinone: Structure, Properties Uses Explained - Vedantu
    A quinone is a class of organic compounds derived from an aromatic ring, like benzene, where two –CH= groups are replaced by two carbonyl (–C=O) groups The simplest example is 1,4-benzoquinone, which has the chemical formula C₆H₄O₂
  • IUPAC - quinones (Q05015)
    The IUPAC Compendium of Chemical Terminology Compounds having a fully conjugated cyclic dione structure, such as that of benzoquinones, derived from aromatic compounds by conversion of an even number of number of − CH = groups into C (= O) A groups with any necessary rearrangement of double bonds (polycyclic and heterocyclic analogues are included)
  • Quinone Compounds in Medicine: A Biological Perspective
    Quinone compounds are versatile molecules with significant biological importance and have therapeutic potential in medicine This chapter provides a comprehensive overview of quinones, beginning with their definition, historical background, and chemical structure





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