A cyclic form of a sugar in which the oxygen bridge forms a pyran.

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py·ra·nose 'pī-rə-.nōs, -.nōz n a monosaccharide in the form of a cyclic hemiacetal containing a pyran ring

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pyr·a·nose (pirґə-nōs) any sugar containing a pyran ring structure, a cyclic form that ketoses and aldoses may take in solution. See also individual sugars, e.g., glucopyranose.

Medical dictionary. 2011.

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  • Pyranose — Un pyranose est un terme désignant les oses dont la structure chimique est composé d un cycle à 6 atomes : 5 de carbone et un d oxygène. Sommaire 1 Structure 2 Mutarotation 3 Notes et références …   Wikipédia en Français

  • Pyranose — α D Glucopyranose Als Pyranosen werden Lactole von Monosacchariden bezeichnet, die einen Sechsring aus fünf Kohlenstoff und einem Sauerstoff Atom, sowie an einem der C Atome, die den ringbildenden Sauerstoff binden, eine Hydroxylgruppe… …   Deutsch Wikipedia

  • pyranose — piranozė statusas T sritis chemija apibrėžtis Monosacharido tautomeras, turintis šešianarį žiedą. atitikmenys: angl. pyranose rus. пираноза …   Chemijos terminų aiškinamasis žodynas

  • Pyranose oxidase — In enzymology, a pyranose oxidase (EC number| is an enzyme that catalyzes the chemical reaction:D glucose + O2 ightleftharpoons 2 dehydro D glucose + H2O2Thus, the two substrates of this enzyme are D glucose and O2, whereas its two… …   Wikipedia

  • pyranose — noun Etymology: International Scientific Vocabulary Date: 1927 a monosaccharide in the form of a cyclic hemiacetal containing a pyran ring …   New Collegiate Dictionary

  • pyranose — Sugar structure in which the carbonyl carbon is condensed with a hydroxyl group (ie. in a hemi acetal link), forming a ring of five carbons and one oxygen. Most hexoses exist in this form, although in sucrose, fructose is found with the smaller… …   Dictionary of molecular biology

  • pyranose — /puy reuh nohs , nohz /, n. Biochem. any monosaccharide having a pyran ring structure. [1925 30; PYRAN + OSE2] * * * …   Universalium

  • pyranose — noun any cyclic hemiacetal form of a monosaccharide having a six membered ring (based on tetrahydropyran) See Also: pyran …   Wiktionary

  • Pyranose — Py|ra|no|se [↑ Pyran u. ↑ ose (1)], die; , n: Gruppenbez. für Aldosen u. Ketosen (↑ Monosaccharide), die nicht als offene Kette, sondern als Halbacetale oder ketale in pyranosidischer (Jargon: pyranosider; Abk.: p) Form in Gestalt eines… …   Universal-Lexikon

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