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单词 xanthydrol
释义 xan·thy·drol
\zanˈthīˌdrȯl, -rōl\ noun
Etymology: International Scientific Vocabulary xanth- + hydrol
: a crystalline secondary alcohol C6H4(CHOH)(O)C6H4 that is obtained by reduction of xanthone and is readily oxidized back to it, that forms salts with strong acids and with sulfuric acid gives a yellow solution with green fluorescence, and that is used especially to characterize and determine urea by the formation of an insoluble product; xanthen-9-ol
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