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- Preparing alkenyl halide from alkyne. 3.Preparing alkenyl halide from aldehyde and ketone. 3，以醛酮为原料合成卤代乙烯类化合物。
- While investigating Pd-catalyzed cross-coupling reactions between alkenyl halides and azides to yield vinyl azides, 1 H -1,2,3-triazoles were obtained as the main product. 在调查钯催化交叉偶联反应之间烯卤化物、乙烯产量叠叠;1小时-1;2;3-三唑为主要产品均获得.
- alkenyl halide 卤代烯烃
- Suitable for mercury vapor lamp, metal halide lamp. 可配装汞灯、金卤灯。
- Gallium and arsenic can be removed as halide by volatilization. 大量的砷和镓可以卤化物形式挥发除去。
- The silver halide fibers were made by means of hot extrusion. 采用热挤压法成型制备出卤化银多晶光纤。
- The formation of polyhalide depends on the combination of central halide ions. 多卤化物的形成取决于中心卤化物离子的结合。
- The frit sealing material is a crucial material in ceramic metal halide lamps. 陶瓷金属卤化物灯用封接材料是陶瓷金卤灯的关键材料。
- Key Words: Metal halide lamp, sodium lamp, floodlight, street light, ignitor. 先谢谢楼主了。我是做照明产品的，有金卤灯、钠灯、泛光灯、路灯、触发器等。
- The photographic elements contain a blue-sensitive hydrophilic colloid silver halide emulsion layer. 照像材料含有亲水胶体的感蓝卤化银卤剂层。
- By using this methodology, alkenyl silanes which have useful applications from a synthetic point of view could be easily obtained. 藉由改变起始物硫缩醛(酮)的取代基，或是使用不同的格林那试剂，我们能利用此烯化反应得到在有机合成上有许多应用的有机矽化合物。
- The research worked on the preparation of starch sodium alkenyl succinate. Various methods were compared and major factor was discussed. 研究了十二烯基琥珀酸淀粉酯的合成机理;比较了几种制备方法;探讨了主要的影响因素.
- Photographic silver halide emusions are spectrally sensitized with a tricarbocyanine dye. 照像卤化银乳剂是用三碳青染料进行光谱增玉的。
- The present situation and the existing problems of alkyl fatty acid starch ester and alkenyl succinic anhydride at home and abroad were introduced. 而对烯基琥珀酸淀粉酯要重点研究低葡萄糖值的酶解产物。
- The nature of chemical bond of halide and chalcogenide glasses was discussed in terms of the che-mical bond approach. 本文采用化学键方法对卤化物及硫卤玻璃的化学键特性进行了探讨。
- The formation of polyhalides depends on the combination of a central halide ion with a halogen. 多卤化物的形成取决于中心卤化物离子与卤素的结合。
- Fluidity improver H89 2 (terpolymer) used to depress the pour point of waxy crude oil was synthesized from alkene, fatty acid alkenyl ester and alkenyl amide. 以烯烃、脂肪酸烯基酯和烯基酰胺或烯基磺酸盐为主要原料，合成了能降低含蜡原油凝点的流动性改进剂H89-2（三元共聚物）。
- Photographic silver halide emulsious are spectrally sensitized with a tricarbocyanine dye. 照像卤化银乳剂是用三碳菁染料进行光谱增感的。
- This reaction, called the Hofman elimination, is quite analogous to the dehydrohalogenation of an alkyl halide. 这个反应称为Hofman消除反应，它很像卤代烷的脱卤化氢反应。
- The exposed silver halide is then converted to metallic silver by an agent in the developer. 在显影液中某种试剂的作用下，已感光的卤化银可转变成金属银。
