quaternary ammonium compound
短语[化] 季铵化合物; 四级铵化合物
词形变化
quaternary ammonium compounds
复数
quaternary ammonium compounds
别名
qac
释义与例句
n.
-
1.
An amine derivative, containing four radicals, of general formula R₁R₂R₃R₄-N⁺X⁻; the radicals may be the same, different, or part of a ring; X is any univalent anion such as OH⁻.
化学