由于在侧链的合成中，有手性碳原子发生了构型翻转，因此我们合成了一个相应的多利培南光学异构体，以利于质量控制。
Due to the configuration inversions of chiral carbon in the synthesis of side chain, we synthesized the corresponding optical isomer of doripenem for quality control.
采用牛肝酯酶拆分紫杉醇侧链合成中生成对映异构体化合物的新方法。
A novel enzymatic resolution of an enantiomeric mixture, from the synthesis of side chain of taxol, using beef liver esterase is described.
在旋转异构态理论基础上，建立双侧基高分子链均方旋转半径的计算公式，由此得到聚甲基苯乙烯的均方旋转半径特征比与链长的关系，计算结果与实验数值十分一致。
Using the rotational isomeric state theory, the mean square radius of gyration < S 2> and its temperature coefficient for the polymer chain with large side groups are derived.
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