单词 | conylene |
释义 | conylenen. Chemistry. Now historical and rare. A liquid hydrocarbon, perhaps a mixture of octadienes, prepared from coniine and conhydrine and said to have the formula C8H14. ΘΚΠ the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > dienes conylene1863 butadiene1893 alkadiene1915 1863 Proc. Amer. Pharmaceut. Assoc. 11th Ann. Meeting 149 Nitrous acid forms an oily substance,—azo-conydria,—C6H16N2O2; which, by treatment with anhydrous phosphoric acid, yields a carbohydride,—conylene,—C16H14. 1882 H. Watts Dict. Chem. II. 964 Conylene is a yellowish oil, having a pungent..odour. 1984 Jrnl. Chem. Soc.: Perkin Trans. 1 2241 In his classical work on the exhaustive methylation of coniine.., Hofmann obtained successively ‘dimethylconiine’ (unsaturated amines) and ‘conylene’ (octadienes). This entry has been updated (OED Third Edition, March 2014; most recently modified version published online March 2022). < n.1863 |
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