拆分劑 的英文怎麼說
中文拼音 [chàifēnjì]
拆分劑
英文
resolving agent-
Synthesis of chiral salen - co complex and catalyzed hydrolytic kinetic resolution of racemic epoxides
手性催化劑的合成與外消旋環氧化合物的水解動力學拆分This approach has shown particular promise with the cobalt ( iii ) - salen - catalyzed hydrolytic kinetic resolution of chiral epoxides, a highly selective reaction of interest because of the versatility of epoxides as precursors to pharmaceutically important targets
因為多功能性的環氧化合物在醫藥上是重要目標分子的前體,這個方法在高選擇性反應- -鈷( iii ) -沙林試劑催化的手性環氧化合物的水解動力學拆分上特別引人注目。Ion - exchange filler are used in ion - exchange chromatogram ; filler such as gel or polymer microsphere are used in molecular exclusion chromatogram, etc ; chiral bonded filler is used in chiral resolution of corresponding isomer
離子交換填充劑用於離子交換色譜;凝膠或高分子微球等填充劑用於分子排阻色譜等;手性鍵合填充劑用於對映異構體的拆分分析。The results suggest that the structure and concentration of alcohol in the mobile phase have a pronounced effect on enantiomeric separation and retention
結果發現,在相同的色譜條件下,被拆分簇合物在異丙醇作改性劑的流動相中的拆分效果較好。Based on the liquid crystal polymer theory, two kinds of polyacrylates were synthesized by choosing biphenyl group as rigid nucleus of mesophase group and six methylene chain as flexible spacing group. an important chiral additive was synthesized by choosing l ( - ) ~ 2 - octanol as chiral group. mixture was made of the additive and liquid crystalline polymer, which structure was identified by ftit, " ii nmr, dsc and pom
本論文根據液晶分子結構理論,選擇聯苯基作為介晶基元的剛性核、柔性的六亞甲基脂肪鏈為柔性間隔基,與丙烯酸反應,合成了兩種丙烯酸酯型聚合物;以拆分的l ( - ) 2 -辛醇為手性基團合成了一種液晶手性添加劑,並將所合成的手性添加劑與液晶聚合物共混,採用ftit 、 ~ 1h - nmr 、 dsc 、 pom等手段對合成的化合物、共混物進行了表徵。In normal phase condition, the influence of temperature and mobile phase modifier on the chiral separation and retention were investigated
同時考察了溫度、流動相中的極性改性劑的種類及結構對手性拆分的影響。In this paper, the state - of - the - art on the investigations is summarized and the theoretical system framework of the research contents on green design & green manufacturing is brought forward. and mechanism of pollution emerging in different processes is analysed on the basis of practical processes of production of ck7525 numerical controlled machine tool made in changzhou machine tool general works. applying the theoretical system framework of the research contents on green design & green manufacturing, the slide rail of machine tool is carried on design for disassembly and the lubricate oil way and packing are carried on design for recycling
本文在總結國內外現有研究狀況的基礎上,建立了綠色設計與製造的研究內容理論體系;並依據常州機床總廠ck7525數控機床的實際生產過程,分析在不同加工過程中污染產生的機理;應用綠色設計與製造的理論體系對機床的導軌進行可拆卸設計、潤滑油路和包裝可回收性設計;對綠色鑄造粘結劑、綠色熱處理工藝、干切削刀具選用進行試驗分析;應用泛環境函數和金屬材料環境負荷評價模型對機床的主要材料進行生命周期評價。分享友人