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mcrsCOCA²⁴⁸⁵⁶¹ 基本例句 Micrographic Computer Retrieval System 缩微目录计算机检索系统 Then the synthesis of tetrahydropyrimidine derivatives via MCRs and their reaction mechanism are described in chapter two. 第二章讲述了四氢嘧啶衍生物的 MCR合成及其反应机理的研究。 fabiao In this thesis, a series of novel heterocyclic compounds involving in more complex structures and in part original nucleus were synthesized based on domino reactions and MCRs. 本论文系统地研究了利用串联反应与多组分反应合成一系列结构较为复杂、新颖,部分为原创性母核的杂环化合物。361xs |