stereochemistry

stereochemistry

1. STEREOCHEMISTRY OF AH, MOLECULES

AH_3分子的立体化学构型

2. The Stereochemistry Determination of 19-Nor-Neoclero dane by NMR Methods

NMR谱在确定克罗烷二萜立体构型中的运用

3. macrocyclic stereochemistry

[化] 大环立体化学

4. Keywords L-lactide;D;copolymerization;stereochemistry configuration;computer simulation;

丙交酯;D;共聚;立体化学构型;计算机模拟;

5. The natural products are not always pure enantiomers. The bioactivity of bioactive natural products. Their stereochemistry and bioactivity relationships among pheromones are diversity.

介绍了天然物不一定是纯的对映体;生物活性天然物的生物活性;信息素立体化学和生物活性的多种关系。

6. 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.

7. Keywords: NMR, chemical shift, 2D NMR, tolperisone hydrochloride, stereochemistry,

关键词:核磁共振,归属,二维核磁共振,盐酸托哌酮,立体化学

8. Keywords Quasiclassical trajectory theory,Time-independent quantum reactive scattering theory,Time-dependent quantum reactive scattering theory,Dynamical stereochemistry;

关键词准经典轨线理论;非含时量子散射理论;含时量子散射理论;立体化学动力学;

9. The Stereochemistry of Intramolecular Diels-Alder Reections

分子内Diels-Alder反应的立体化学

10. Keywords molecule mechanics conformational balance The model method of proximate excellent conformation potential energy rules of stereochemistry;

分子力学;构象平衡;前优化构象模型法;立体能;立体化学规律;

11. Keywords chemical history;pasteur's prophecy;stereochemistry;helix rule;

化学史;巴斯特的预言;立体化学;螺旋理论;

12. Keywords reaction rules;stereochemistry;teaching;

反应规律;立体化学;教学;

13. Stereochemistry of the Heterocyclic Alcohols Containing Piperidine Unit

含哌啶结构杂环醇的立体化学研究

14. 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。

15. 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.

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。

16. 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。

17. The structural formula, including relative and absolute stereochemistry, the molecular formula, and the relative molecular mass should be provided.

应当提供结构分子式，包括相对和绝对立体化学分子式，分子式，相对分子质量等。

18. METHODS TO DETERMINE THE ABSOLUTE STEREOCHEMISTRY OF ORGANIC COMPOUNDS BY NMR SPECTROSCOPY

应用核磁共振测定有机化合物绝对构型的方法

19. Topological Stereochemistry

拓扑立体化学

20. Furthermore,a new method that students participate in learning organic stereochemistry by looking,drawing and performing is recommended.

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”。

21. 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。

22. Application and Exploration of Bilingual Approach to Stereochemistry in Organic Chemistry

有机化学中立体化学双语教学的实践与探索

23. Investigation of the teaching of stereochemistry in organic chemistry

有机化学中立体化学的教学探讨

24. Stereochemistry Fundamentals and Methods, H. B. Kagan, Marcel Dekker InC, New York and basel , 1977.

有机立体化学原理及应用，陈立民，张力学，华苏明，张自义编，1996年9月，甘肃科学技术出版社出版。

25. In this paper, the influences of solvent on acidity and basicity of organic compound、reaction mechanism、stereochemistry and the dynamics of organic reaction are discussed.

本文从有机物酸碱性强弱、反应历程、立体化学及有机反应的动力学等方面讨论了溶剂的影响。

26. 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。

27. 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。

28. The essay try to discusse the stereochemistry about the elimination reaction by using conformation analysis and give a satisfactory explanation.

本文应用构象分析讨论消除反应的立体化学,并给出满意的解释。

29. In this paper, some uncoventional reaction of aldehyde and ketone with Grignard reagent and the question of stereochemistry in the reaction was stueied chiefly.

本文着重阐述了醛、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。

30. This reviews introduces the finding and sources,the isolation and determination methods ,stereochemistry,derivatives,biochemistry and applications of (-)-HCA.

本综述介绍了(-)-HCA的发现和来源、分离和测定方法、立体化学、(-)-HCA衍生物、生物化学性质和应用前景。

31. 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。

32. Keywords Conformation analysis Elimination reaction Stereochemistry;

构象分析;消除反应;立体化学;

33. Keywords NMR;Aster tataricus;Phenolic compounds;Stereochemistry;

核磁共振;紫菀;酚性化合物;立体化学;

34. Application of NMR Methods to Determine the Absolute Stereochemistry of Natural Organic Compounds

核磁共振法在天然有机化合物绝对构型测定中的应用

35. Mechanism and Stereochemistry of Ene Reaction

烯反应机理和立体化学

36. Keywords chiral cyclopropane bis lactones derivative;stereoselective double alcoholic transformation;stereochemistry and absolute configuration;X ray crystallography;

环丙烷-双内酯衍生物;立体选择性双醇解转换;立体化学和绝对构型;X射线四圆衍射;

37. ~1H, ~(13)C NMR AND STEREOCHEMISTRY STUDIES OF 3SSUBSTITUTED ALKOXYLQUINUCLIDINE BY TWO-DIMENSIONAL AND NOE DIFFERENCE NMR TECHNIQUES

用NOE差谱和二维核磁共振技术研究3S-取代烷氧基-奎宁环烷的立体化学

38. Keywords hydroboration-oxidation;mechanism;definition;stereochemistry;influence factor;

硼氢化氧化反应;机理;特征;立体化学;影响因素;

39. 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。

40. 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。

41. Keywords stereochemistry;optical activity;chirality;helical structure;

立体化学;光学活性;手性;螺旋结构;

42. Keywords stereochemistry;optical activity;empirical rule;helix theory;

立体化学;光学活性;经验规律;螺旋理论;

43. Keywords stereochemistry;enantiomer;R/S configuration;

立体化学;对映异构体;R/S构型;

44. Keywords helix theory;stereochemistry;optical activity;conformation;

立体化学;旋光性;构象;螺旋理论;

45. Keywords stereochemistry;optical activity;helix theory;

立体化学;旋光性;螺旋理论;

46. Keywords stereochemistry;configuration;chiral molecule;teaching;

立体化学;构型;手性分子;教学;

47. Keywords Stereochemistry;Carben Tetrahedral;Conformation Analysis;

立体化学;碳四面体;构象分析;

48. Keywords stereochemistry;helix theory;the cause of optical inactivity;achiral molecules;

立体化学;螺旋理论;无光学活性原因;非手性分子;

49. Recognition and representation of stereochemistry in chemical structure

立体化学在计算机中的识别和表征

50. stereochemistry theory

立体化学说

51. Part I is concluded by a detailed chapter on stereochemistry.

第一部分有详述立体化学一章。

52. The results showed:catalytic hydrogenation, reduction with sodium hydro-telluride and reduction with sodium in aquous ammonia possess excellent stereochemistry and regioselectivity.

结果表明：催化氢化、碲氢化钠还原、钠和氨水还原均具有良好的区位选择性和立体选择性。

53. This paper eaplains the definition, mechanism, rule, stereochemistry of pinaol rearrangement reaction and pinaol-like rearrangement reaction, pinaol rearrangement transreaction.

综述了呐醇重排反应的定义，机理，规律，立体化学和类呐醇重排反应，反呐醇重排反应

54. Keywords radical;addition react ion;stereochemistry;

自由基;加成反应;立体化学;

55. As stereochemistry in drug molecule govern it's biological activity,chirality is emerging as a key issue in pharmaceutical research.

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。

56. Molecular shapes :theoretical models of inorganic stereochemistry ?

请问你第二本书的全称是这样吗?

57. Application of Mass Spectrometry to Studying Organie Stereochemistry

质谱学在有机立体化学研究中的应用

58. supramolecular stereochemistry

超分子立体化学

59. Keywords sparteine;optical activity;helix theory;stereochemistry;

金雀花碱;旋光性;螺旋理论;立体化学;