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pyranose

   Also found in: Encyclopedia, Wikipedia 0.01 sec.
pyranose /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.
py·ra·nose (pr-ns, -nz)
n.
A cyclic form of a sugar in which an oxygen bridges two carbon atoms, thus forming a ring containing five carbon atoms and an oxygen atom.

pyranose [pir´ah-nōs]
a six-membered ring structure formed by the reaction of the carbonyl group and a hydroxy group of a sugar to form a hemiacetal.

pyranose
a six-membered ring structure formed by the reaction of the carbonyl group and a hydroxy group of a sugar to form a hemiacetal.


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In addition, chitosan has reactive amino groups on pyranose rings and becomes a cationic polymer upon the protonation of its amino groups.
As the biocatalyst of choice, the researchers selected various pyranose oxidoreductases--fungal enzymes that oxidize a wide number of sugars specifically at the C-2 position.
 
 
 
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