单词 | mercaptan |
释义 | mercaptan Chem.|mɜːˈkæptən| [f. L. mercurium captans ‘catching mercury’ (see quot. 1834).] A sulphur alcohol; any one of a series of compounds resembling the alcohols, but containing sulphur in place of oxygen.
[1834Zeise in Ann. Phys. & Chem. XXXI. 378 Nenne ich den vom Quecksilber aufgenommenen Stoff Mercaptum (von: Corpus mercurio aptum) und den andern Hydro-Mercaptum, oder besser..Mercaptan (d.h. Corpus mercurium captans).] 1835R. D. Thomson's Rec. Gen. Sci. I. 110 Mercaptan when obtained pure from the mercaptide of mercury, is colourless, with a smell of assafœtida. 1865Watts Dict. Chem., Mercaptans, sulphydrates of the alcohol-radicles. |

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