单词 | isatogenic |
释义 | > as lemmasisatoˈgenic isatoˈgenic adj. Brit. /ˌʌɪsətə(ʊ)ˈdʒɛnɪk/ , U.S. /ˌaɪsədoʊˈdʒɛnɪk/ , /ˌaɪsədəˈdʒɛnɪk/ ΘΚΠ the world > matter > chemistry > organic chemistry > organic dyes > [adjective] > compounds found in isatin isatogenic1882 1882 Jrnl. Chem. Soc. 42 198 Isatogenic acid is very unstable, and cannot be obtained either from the above salt, or from free orthonitropropiolic acid, as it is immediately converted into isatin. 1889 H. E. Roscoe & C. Schorlemmer Treat. Chem. III. v. 262 When the solution is poured into water, the isatogenic acid decomposes instantaneously into carbon dioxide and isatin. 1892 H. F. Morley & M. M. P. Muir Watts' Dict. Chem. (rev. ed.) III. 76/1 Isatogenic acid is perhaps formed by shaking ο-nitro-phenyl-propiolic acid with H2SO4. 1948 P. Wengraf & H. P. Baumann tr. L. Diseren Chem. Technol. Dyeing & Printing i. i. 26 The formation of indigo can be explained by an intermediate rearrangement of the o-nitrophenyl propiolic acid into isatogenic acid... The latter product is reduced to indigo by splitting off CO2. < as lemmas |
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