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

单词	pyroxanthin
释义	pyroxanthin Chem.\|paɪərɒkˈsænθɪn\| [f. pyro- 3 b + Gr. ξανθ-ός yellow + -in¹.] A yellow crystalline substance, C₁₅H₁₂O₃, contained in crude wood-spirit, and produced by the action of potash on one of the constituents of the heavy oil of wood-tar. 1838R. D. Thomson in Brit. Ann. 331 Eblanin or pyroxanthin.1866–8Watts Dict. Chem. IV. 776 Pyroxanthin crystallises in long yellow needles. Hence pyroˈxanthogen Chem., the constituent of wood-tar from which pyroxanthin is supposed to be formed (Watts Dict. Chem. 1866–8).
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