| 单词 | nicotidine | 
| 释义 | nicotidinen. Chemistry. rare.   A viscous pale yellow oil, C10H14N2, which is an isomer of nicotine; 3-(3-piperidinyl)pyridine. ΘΚΠ the world > matter > chemistry > organic chemistry > alkaloids > 			[noun]		 > nicotine nicotidine1890 1890    T. E. Thorpe Dict. Appl. Chem. I. 334  				The isomeric m-dipyridyl..boils at 293°, and yields on reduction with tin and hydrochloric acid nicotidine. 1931    Jrnl. Amer. Chem. Soc. 53 282  				The nicotidine distilled at 284–285° and is a viscous oil with an odor similar to that of neonicotine. This entry has been updated (OED Third Edition, September 2003; most recently modified version published online March 2022). < | 
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