英语词汇“xanthene”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

xanthene

/ˈzanθiːn

noun [mass noun] Chemistry

A yellowish crystalline compound, whose molecule contains two benzene rings joined by a methylene group and an oxygen atom, and whose derivatives include brilliant, often fluorescent, dyes such as fluorescein and rhodamines.

Chemical formula: C₁₃H₁₀O.

Some other dye systems are based on the chromophores triphenylmethane, xanthene, anthroquinone, indigo, and phthalocyanine.

Origin

Late 19th century: from Greek xanthos 'yellow' + -ene.

单词	xanthene
释义	xanthene /ˈzanθiːn / noun [mass noun] Chemistry A yellowish crystalline compound, whose molecule contains two benzene rings joined by a methylene group and an oxygen atom, and whose derivatives include brilliant, often fluorescent, dyes such as fluorescein and rhodamines. Chemical formula: C₁₃H₁₀O. Some other dye systems are based on the chromophores triphenylmethane, xanthene, anthroquinone, indigo, and phthalocyanine. Origin Late 19th century: from Greek xanthos 'yellow' + -ene.
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