| 释义 |
cacodyl Chem.|ˈkækəʊdɪl|
Also kakodyl(e.
[f. Gr. κακώδ-ης stinking, κακωδία stink (f. κακό-ς + ὀδ-, root of ὄζειν to emit smell) + -yl, matter.]
An organic compound of arsenic and methyl, As(CH3)2 = Kd, also called arsendimethyl, a colourless liquid, of most disgusting garlic odour and with extremely poisonous vapour, which takes fire on exposure to the air.
1850C. G. B. Daubeny Atomic Theory vii. 219 The body..which Bunsen regards as the radical, and which from its offensive odour he denominates kakodyle. 1867Cornh. Mag. Mar. 383 The well-known garlic-like odour characteristic of cacodyl. 1869Roscoe Elem. Chem. 341 Cacodyl is a colourless liquid, boiling at 170°. 1872Watts Dict. Chem. I. 405 Cacodyl takes fire in the air, at ordinary temperatures, even more readily than crude alkarsin. |