英语词汇“gallein”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	gallein
释义	gallein\|ˈgælɪɪn\| [f. gall-ic a.² + (-ein.] A brown-red powder, or small green crystals, obtained by heating pyrogallol and phthalic anhydride. Used as a dye. 1871Jrnl. Chem. Soc. IX. 700 Gallein is decomposed by heat like hæmatein, carbonisation taking place.1885in Syd. Soc. Lex.1953H. W. Grimmel in H. Gilman Org. Chem. III. iv. 317 This dye [sc. Coerulein] is obtained from Gallein by treatment with concentrated sulfuric acid at 200°.
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