amination是什么意思 |
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全部 METHODS: The target compound was prepared by the bromination and amination reaction. 方法: 用溴代及胺化反应合成了四甲基吡嗪衍生物. 互联网 The effects of triacetoneamine concentration on hydrogenation and amination were discussed. 论述了三丙酮胺纯度对加氢和还原胺化反应的影响. 互联网 The propanedinitrile is synthesised from ethyl cyanoacetate by amination and elimination reaction. 由氰乙酸乙酯与氨反应生成氰乙酰胺,再经过消除反应制得丙二腈. 互联网 Methods: Terazosin hydrochloride was synthesized from anhydro - piperazine via acylation, reduction, amination, salification etc. 方法以无水哌嗪为起始原料,经酰化 、 还原 、 胺化 、 成盐等反应制得盐酸特拉唑嗪. 互联网 The technical key points of it are amination catalysts and engineering scaling up. 该工艺的技术关键为胺化催化剂及工程放大. 互联网 |
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