diquat
/ˈdaɪkwɒt/noun
mass noun
1- a synthetic compound used in controlling plant growth, often as a non-persistent contact herbicide敌草快, 杀草快。
1.1
- A bromide of a quaternary amine; chem. formula: (C5H4NCH2)2Br2.一种季胺溴化物, 化学分子式：(C5H4NCH2)2Br2.
词源
1960s: from DI-1 'two' + QUATERNARY.