quercitoln.
/ˈkwəːsᵻtɒl/, U.S. /ˈkwərsəˌdɔl/, /ˈkwərsəˌdɑl/ Chemistry.
A sweet crystalline cyclic alcohol obtained from the acorns and bark of various species of oak, and found also in viburnums and other plants.The name quercitol is applied to one or more of the stereoisomers of 1,2,3,4,5-pentahydroxycyclohexane; C6H12O5.
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1881 H. Watts Dict. Chem.: 3rd Suppl.: Pt. II 1732 Quercitol, C6H12O5.
1896 Jrnl. Chem. Soc. 70 i. 586 By the action of bromine water on quercitol, a diketone, C6H8O5, is probably formed.
1934 C. C. Steele Introd. Plant Biochem. vi. xvii. 182 Quercitol, pentahydroxy-cyclohexane, C6H7(OH)5, occurs naturally in two optically active forms, which are not, however, optical antipodes.
1950 L. E. Hawker Physiol. Fungi iii. 89 Certain isomers of i-inositol and other closely similar compounds (e.g. l-inositol, scyllitol, quebrachitol and quercitol) are inactive for strains of yeasts which require i-inositol.
1992 New Phytologist 121 431 Host-specific cyclitols including bornesitol, quercitol, viburnitol, [etc.]..were also stored in the mistletoe.
This entry has been updated (OED Third Edition, December 2007; most recently modified version published online March 2022).
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