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单词 θ70193
释义
the world > matter > chemistry > organic chemistry > organic dyes > [noun] > substances used in preparation of (3)
xylidine1850

(a) An amine-derivative of xylene, homologous with aniline, occurring in several isomeric modifications having the formula C6H3(CH3)2NH2; used in…

xylenylamine1868

see quots.

leucoanthocyanidin1935

any colourless substance which yields an anthocyanidin on heating with mineral acid.

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