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第一部分有详述立体化学一章。Part I is concluded by a detailed chapter on stereochemistry.

立体化学研究立体异构体以及不对称合成法。Stereochemistry deals with stereoisomers and with asymmetric synthesis.

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立体化学是有机化学教学的重点和难点之一。Stereochemistry is one of the important and difficult contents in organic chemistry.

构建的三维结构符合立体化学原则。The constructed three-dimensional structure accords with the stereochemistry after validation.

许多药物对映体由于其空间结构的差异，导致某药理、药效上有很大的不同。Many chiral drugs may differ in their pharmacological activities due to the difference of stereochemistry.

在手性催化反应中，手性配体是不对称诱导的手性源，控制着反应的立体化学过程。As the chiral source of asymmetric induction, the chiral ligands control the procedure of stereochemistry in reaction.

本文对基础有机化学中经常遇到的一些立体化学问题进行了探讨，并提出了相应的解决方法。The stereochemistry problems of fundamental organic chemistry are discussed. Some solutions for the problems are given.

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手性转化产物的拆分研究极大地弥补了手性污染物立体化学的内容。Separation of chiral transformation products greatly complements the understanding of stereochemistry of chiral pollutants.

本文对钩吻的生药特征、化学成分、及其主要生物碱的立体构型进行了研究。In this dissertation, the pharmacognosy, the chemical constituents, and the stereochemistry of the main alkaloid are studied.

找到一条适宜于该类化合物合成的简便有效且立体选择性好的合成路线。This efficiently concise strategy has better stereochemistry and is adapted to the synthesis of polyhydroxyl fatty acid analogues.

药物分子的立体化学决定其生物活性，手性已成为药物研究的一个关键因素。As stereochemistry in drug molecule govern it's biological activity, chirality is emerging as a key issue in pharmaceutical research.

提出了让学生在参与中学习有机立体化学的新方法，具体的参与方式为“看、画、做”。Furthermore, a new method that students participate in learning organic stereochemistry by looking, drawing and performing is recommended.

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运用多种现代波谱技术结合化学手段，确定了它们的化学结构和部分立体构型。Their structures and some of the stereochemistry were elucidated by means of various modern spectroscopic techniques and chemical methods.

研究光谱学并强调光谱技术在分析有机化合物中的重要性。Particular emphasis is placed on the study of reaction mechanisms, and the importance of stereochemistry is stressed throughout the course.

对三个加成产物进行了X-线单晶结构解析，验证了产物的结构和相对立体化学。Furthermore, X-ray single crystal structural analyses were performed for three adducts, whose structures and relative stereochemistry were confirmed.

作为现阶段制备手性化合物最直接、最经济的方法，催化的不对称合成是近几十年立体化学中最活跃、发展最快的部分。As the most efficient method to produce chiral compounds, catalytic asymmetric reaction is one of the most active fields in stereochemistry researches.

尽管有机化学知识点多、抽象，初学者觉得难以掌握，尤其立体化学问题更让人头疼。Organic chemistry is so abstract and full of a large number of knowledge that the beginners may find it hard to master, especially the stereochemistry.

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合成聚乳酸的初始物质―乳酸是有手性的分子，使得聚乳酸的机械和物理性能以及生物学性质与乳酸单体的立体异构性有关。For lactic acid has one asymmetric carbon atom, the mechanical, physical and biological properties of PLA are related to the stereochemistry of lactic acids.

本文著重阐述了醛、酮与格氏试剂的一些重要的非常规反应，以及反应中的立体化学问题。In this paper some uncoventional reaction of aldehyde and ketone with grignard reagent and the question of stereochemistry in the reaction was stueied chiefly.

第一章简要介绍了分子反应动力学及立体反应动力学的发展和研究现状，同时说明本课题研究的内容和方案。The outline of the molecular reaction dynamics and stereochemistry of the reaction systems, and research contents and research program are given in chapter one.