etiracetam的音标：etiracetam的英式发音音标为：[ɪtɪə'reɪsɪtæm]etiracetam的美式发音音标为：[ɪtɪr'reɪsɪtæm]...

乙基氧吡咯烷乙酰胺...

Methods Etiracetam was synthesized from 2 - pyrrolidone by N - alkylation and aminolysis.方法 2- 吡咯烷酮经N - 烷基化、氨解反应合成乙拉西坦....