单词 | guaiacin |
释义 | guaiacinn. Chemistry. A non-nitrogenous vegetable principle discovered in the wood and bark of the Guaiacum officinale, having a sharp acrid taste. An earlier word guaiacine occurs in Timme's Quersitanus i. xiii. k j b (1605), where ‘salt of guaiacine’ renders the Latin sal guaiacinus (apparently = guaiacum n. 2). ΘΚΠ the world > matter > chemistry > organic chemistry > neutral substances from plants > bitter principles > [noun] > crystallizable or crystalline guaiacin1830 phlorizin1835 phillyrin1838 aesculetin1853 thiosinamine1853 taraxacin1858 olivite1866 taraxacerin1890 1830 J. Lindley Introd. Nat. Syst. Bot. 137 All the Guaiacums..contain a particular matter often designated as resin..but which is now considered a distinct substance, called Guaiacine. 1875 H. C. Wood Treat. Therapeutics (1879) 423 Landerer asserts that he has found in it a peculiar crystallizable substance which he calls guaiacin. This entry has not yet been fully updated (first published 1900; most recently modified version published online December 2020). < |
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