基本解釋n.基氧吡咯烷乙醯胺同根派生 etiracetam相關(guān)詞英漢例句Methods Etiracetam was synthesized from 2-pyrrolidone by N-alkylation and aminolysis. 方法2-吡咯烷酮經(jīng)N-烷基化、氨解反應(yīng)郃成乙拉西坦。Keywords etiracetam;synthesis;methyl 2-bromobutyrate;2-pyrrolidone;characterization; 乙拉西坦;郃成;2-溴丁酸甲酯;2-吡咯烷酮;表征;etiracetam更多例句