单词 | quinizarin |
释义 | quinizarinnoun qui·niz·a·rin kwə̇ˈnizərə̇n plural -s : a red crystalline compound C14H6O2(OH)2 isomeric with alizarin made from phthalic anhydride and either hydroquinone or para-chlorophenol and used as a dye intermediate and organic pigment; 1,4-dihydroxy-anthraquinone |
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