= propene, n.
| 单词 | θ69355 | 
| 释义 | the world > matter > chemistry > organic chemistry > hydrocarbons > 			[noun]		 > alkenes > straight-chained, by number of carbon atoms > three (4)		 propylene1850 = propene, n. tritylene1857 = propylene, n. propene1867 A gaseous hydrocarbon of the alkene series. Also called propylene. propanediol1894 Either of two isomeric liquid alcohols; = propylene glycol n. at propylene, n. compounds. Also: a substituted derivative of either of these compounds. | 
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