| osazone | The compound formed by certain sugars (e.g., glucose, galactose, fructose) with excess hydrazines, possessing two hydrazones on carbons 1 and 2 instead of only one at C-1, as in the ordinary hydrazone; osazone's formed with phenylhydrazine (phenylosazones) are used to characterise and identify certain sugars. Synonym: dihydrazone. (05 Mar 2000) |
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| osazone |
any of a series of compounds obtained by heating a sugar with phenylhydrazine and an acid; the resulting crystals are characteristic of specific sugars and have been used to identify them. See also individual compounds; e.g., glucosazone.
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