Pyranose is a collective noun of carbohydrates that have a six membered ring system which is 5 carbons and one oxygen.
pyranose is a collective noun of carbohydrates that have a six membered ring system which is 5 carbons and one oxygen. example: glucose Furanose is a collective noun of carbo … hydrates that have a five membered ring system which is 4 carbons and one oxygen. 1.when the cyclic sturcture of glucose(hexose) is six-membered ring resembling the pyran ring, thus they are called pyranose. while when hexoses are found in five-membered ring resembling furan ring, thus they are called furanose The pyranose ring is formed by the reaction of the hydroxyl group on carbon 5 (C-5) of a sugar with the aldehyde at carbon 1. This forms an intramolecular hemiacetal. There may be other carbons external to the ring. The name derives from its similarity to the oxygen heterocycle pyran, but the pyranose ring does not have double bonds. A pyranose in which the anomeric OH at C(l) has been converted into an OR group is called a pyranoside. The Pyranoses. In general a pyranose is any cyclic isomer that has a five carbons and one oxygen in a ring of six atoms. If a hydroxyl at the 5 position of an aldohexose, such as glucose, forms a hemiacetal with the aldehyde (position 1), the resulting isomer is glucopyranose. These two diastereomers have an indentical saccharide name, i.e. glucopyranose. The other hydroxyls at positions 2, 3, and 4, if changed, will result in a diastereomer with a different name. Pyranose monosaccharides are quite common in the literature—their conformation resembles the well-known cyclohexane system. Making the world better, one answer at a time. 1.when the cyclic sturcture of glucose(hexose) is six-membered ring resembling the pyran ring, thus they are called pyranose. while when hexoses are found in five-membered ring resembling furan ring, thus they are called furanose. 2.in aldohexose: 1.when the cyclic sturcture of glucose(hexose) is six-membered ring resembling the pyran ring, thus they are called pyranose. while when hexoses are found in five-membered ring resembling furan ring, thus they are called furanos Medical Definition of PYRANOSE. : a monosaccharide in the form of a cyclic hemiacetal containing a pyran ring.  Pyranose is a collective term for carbohydrates that have a chemical structure that includes a six-membered ring consisting of five carbon atoms and one oxygen atom. There may be other carbons external to the ring. The name derives from its similarity to the oxygen heterocycle pyran, but the pyranose ring does not have double bonds. A pyranose in which the anomeric OH at C(l) has been converted into an OR group is called a pyranoside. py·ra·nose. A six-membered-ring sugar in the form of a six-membered ring in which the oxygen bridge forms a pyran. /pyr·a·nose/ (pir´ah-nōs) any sugar containing the five-carbon pyran ring structure; it is a cyclic form that ketoses and aldoses may take in solution.  A furanose is a collective term for carbohydrates that have a chemical structure that includes a five-membered ring system consisting of four carbon atoms and one oxygen atom. The name derives from its similarity to the oxygen heterocycle furan, but the furanose ring does not have double bonds. In a d-configuration furanose, alpha configuration has the hydroxy pointing down, and beta has the hydroxy pointing up. It is the opposite in an l-configuration furanose. Typically, the anomeric carbon undergoes mutarotation in solution, and the result is an equilibrium mixture of alpha-beta configurations.
http://www.answers.com/Q/Explain_the_differences_and_similarities_of_pyranose_and_furanose_ring https://en.wikipedia.org/wiki/Pyranose http://www.faculty.virginia.edu/mcgarveylab/Carbsyn/Carblist/html/pyranose.html http://www.answers.com/Q/Explain_the_differences_and_similarities_of_pyranose_and_furanose_ring http://www.merriam-webster.com/dictionary/pyranose https://en.wikipedia.org/wiki/Pyranose http://medical-dictionary.thefreedictionary.com/pyranose https://en.wikipedia.org/wiki/Furanose
what is a pyranose