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- macrocyclic stereochemistry [化] 大环立体化学
- Part I is concluded by a detailed chapter on stereochemistry. 第一部分有详述立体化学一章。
- Cucurbituril is a macrocyclic cavitand compound with two portals. 葫芦脲是一种具有大环空腔、两端开口的葫芦状分子。
- Of tacrolimus or other drugs known macrocyclic allergy. 对他克莫司或其它大环类药物已知过敏者。
- Molecular shapes :theoretical models of inorganic stereochemistry ? 请问你第二本书的全称是这样吗?
- Stereochemistry (1878): Term originated c. 1878 by Viktor Meyer (1848-97) for the study of stereoisomers. 立体化学 (1878): 最初由迈耶(V.;meyer)于1878年左右提出的一个名词;指对立体异构体的研究。
- A new poly-sodium complex (Na3L) of a macrocyclic Schiff base was studied byAPCI and ESI mass spectrometry. 对新合成的大环Schiff碱-钠配合物(配体L的分子量为673),用电喷雾电离(ESI)及大气压化学电离(APCI)进行了质谱分析,并将其与快原子轰击(FAB)质谱分析结果进行了比较。
- Stereochemistry (1878): Term originated c. 1878 by Viktor Meyer (1848-97) for the study of stereoisomers. 立体化学(1878):最初由迈耶(V.;Meyer)于1878年左右提出的一个名词,指对立体异构体的研究。
- Cyclopentadecanolide which a macrocyclic musk compound is one of the best perfume of musk. 目的研究高效液相色谱法测定合成化妆品香料麝香酮及黄蜀葵酮含量。
- The stereochemistry problems of fundamental organic chemistry are discussed. Some solutions for the problems are given. 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。
- Macrocyclic polymers have been obtained in the presence of cyclic thio-compound. 在环硫化合物存在下,获得了环形聚合物;
- The constructed three-dimensional structure accords with the stereochemistry after validation. 构建的三维结构符合立体化学原则。
- Microwave Irradiation Accelerated Detosylations of Poly(P-tosyl) Macrocyclic Polyamines. 魏俊发; 石先莹; 何地平; 马别厚.
- The synthetic conditions and purifying methods of the intermediates and macrocyclic ligands were studied. 对中间体及产物的合成和分离纯化方法进行了讨论。
- An issue to deserve discussion is recommended on the stereochemistry of electrophiles addition for organic textbooks. 介绍了有机化学教材中亲电加成反应的立体化学部分一个值得得商榷的问题.
- Stereochemistry is one of the important and difficult contents in organic chemistry. 摘要立体化学是有机化学教学的重点和难点之一。
- In the last part, the study of controlling the stereochemistry of the newly formed chiral centers was not successful. 在第四部分,关于控制立体化学的相关研究方面,均无法得到好的结果。
- The effect of solvents and steric hidrance on the stereochemistry of cyclization is investigated in details. 并且考察了在环合反应中溶剂和空间位阻对立体选择性的影响。
- In this paper some confusable problems about the stereochemistry study have been analysed and discussed. 本文就学习立体化学过程中易搞混甚至搞错的几个问题进行分折和阐述。
- Colquhoun et al have reported the synthesis routes of PEK with macrocyclic PEEK moiety in main chain and bis(macrocyclic PEEKK)-terminated PEEK. Colquhoun等人做了一些工作,采取亲电路线合成了主链上含有环状聚芳醚酮单元的聚芳醚酮以及以环状聚芳醚酮单元封端的聚芳醚酮低聚物。