搜索结果: 1-14 共查到“化学 group”相关记录14条 . 查询时间(0.204 秒)
Water forms 'spine of hydration' around DNA,group finds
Water forms spine of hydration around DNA group finds
2017/7/20
Water is the Earth’s most abundant natural resource, but it’s also something of a mystery due to its unique solvation characteristics – that is, how things dissolve in it.“It’s uniquely adapted to bio...
The 2016 symposium will be held on 20th September at Sygnature Discovery, BioCity, Nottingham.
双(1-甲基咪唑-2-基)甲酮、双(1-甲基咪唑-2-基)甲烷及双(1-甲基咪唑-2-基)乙烯与第六族羰基金属化合物的反应研究（Reactivity of (Mim)2C=O, (Mim)2CH2 and (Mim)2C=CH2 (Mim=1-Methylimidazole-2-yl) with Group 6 Metal Carbonyl Complexes）
1-甲基咪唑 晶体结构 第六族羰基金属化合物
2010/8/18
本文研究了羰基钼(钨)与双(1-甲基咪唑-2-基)甲酮和双(1-甲基咪唑-2-基)甲烷以及双(1-甲基咪唑-2-基)乙烯的反应，获得了6个双齿螯合的双(1-甲基咪唑-2-基)甲酮，双(1-甲基咪唑-2-基)甲烷和双(1-甲基咪唑-2-基)乙烯四羰基金属衍生物，以及1个单齿配位的双(1-甲基咪唑-2-基)乙烯五羰基钨化合物。它们的结构通过红外，核磁以及X-射线单晶衍射分析得到确证。所有这些新化合物的...
厦门大学结构化学课件Chapter 3 Molecular symmetry and symmetry point group
厦门大学 结构化学 课件 Molecular symmetry symmetry point group
2009/7/6
厦门大学结构化学课件Chapter 3 Molecular symmetry and symmetry point group。
Intramolecular C→N 1,3-Migration of Alkoxycarbonyl or Acetyl Group—Applications, Limitations and Mechanism
intramolecular rearrangement lkoxycarbonyl cetyl
2007/12/20
摘要 A new type of intramolecular electrophilic rearrangements involving the shift of alkoxycarbonyl or acetyl groups from a carbon atom to an N-anionic center is presented.
New Aspects in the Chemistry of Three-membered Ring Compounds Containing a Highly Coordinate Main Group Element
Martin ligan P-chalcogen bon three-membered ring compoun
2007/12/19
摘要 The title compounds were synthesized by taking advantage of the Martin ligand. Their structures were determined by X-ray crystallography. Pentacoordinate thiasiliranides were hydrolyzed to give the...
Full Non-Rigid Group and Symmetry of Dimethyltrichlorophosphorus
dimethyltrichlorophosphorus full non-rigid group character table
2007/12/19
摘要 In this work, a simple method is described, by means of which it is possible to calculate character tables for the symmetry group of molecules consisting of a number of NH3 groups attached to a rig...
Reverse Phase Gas Chromatography III-Surfactant Head Group Weight Fraction and Some Measured Polarity Terms
alkanolamides polyoxyethylenated amines polarity measu hydrophile weight fraction
2007/12/13
Reverse Phase Gas Chromatography III-Surfactant Head Group Weight Fraction and Some Measured Polarity Terms。
专著信息
书名
Synthesis, characterization and antibacterial activities of ⅡB group metal complexes with soluble vitamin K3-thiosemicarbazone
语种
英文
撰写或编译
作者
Tang Hui-an,Zuo Guo-fang,Wang Liu-fang,Wang Yinyue...
The Analytical and Biophysical Environmental Chemistry Group at University of Geneva(CABE)
Analytical Chemistry 分析化学
2007/12/19
The Analytical and Biophysical Environmental Chemistry Group at University of Geneva’s activities include both teaching and research. The main theme of the research is to improve our understanding of ...
The Applied Alloy Chemistry Group at University of Birmingham is involved in the investigation of a wide range of alloy systems and hydrogen is an important element in much of this work.
The inorganic chemistry and catalysis group of Utrecht University
inorganic chemistry 无机化学
2007/12/18
The inorganic chemistry and catalysis group of Utrecht University constitutes a large interdisciplinary research team involved in teaching and research on solid-gas, solid-liquid, and solid-solid surf...
Bromination of Tricyclo[7.2.1.02,7]dodeca-2,4,6,10-tetraene Derivatives: Electronic and Neighboring Group Effects on Bromination
Bromination Wagner-Meerwein Rearrangement (W.M.R.) Polybromides Neighboring Group Effect
2010/4/20
The bromination reaction of tricyclo[7.2.1.02,7]dodeca-2,4,6,10-tetraene derivatives was studied. The bromination of 9 gave only rearranged products 12 and 13, while the bromination of 8 with molecula...
13C-and 31P-NMR Study of Tetracarbonylbis(diphenylphosphino)alkanemetal(0) Complexes of The Group 6 Elements
Chromium Molybdenum Tungsten Carbonyl Diphosphine NMR
2010/6/29
Tetracarbonylbis(diphenylphosphino)alkanemetal(0) complexes of the general formula M(CO)4[(C6H5)2P (CH2)nP(C6H5)2] (M: Cr, Mo, W; n: 1, 2, 3) were synthesized from the reaction of M(CO)4(h2:2-1,5-cycl...
