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单词 conylene
释义

conylenen.

Brit. /ˈkɒnᵻliːn/, U.S. /ˈkɑnəˌlin/
Origin: A borrowing from German. Etymon: German Conylen.
Etymology: < German Conylen (T. Wertheim 1862, in Ann. der Chem. u. Pharm. 123 182; < classical Latin conium (see conia n.) + German -yl -yl suffix + -en -ene comb. form), with alteration of the ending after -ene comb. form.
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.
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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).
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n.1863
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