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- propargyl iodide 炔丙基碘
- It was a compound called silver iodide. 那是一种叫做碘化银的化合物。
- There was the trouble.The silver iodide he had used was not pure. 问题找到了,他所用的碘化银不纯。
- Guide for the use of potassium iodide in accident of radioiodine contamination. 放射性碘污染事故时碘化钾的使用导则。
- Clouds are sometimes seeded with silver iodide to induce precipitation. 人们有时在云里播撒碘化银,以诱使降雨。
- Ingredients: Gelatin, potassium bromide, potassium iodide, and silver nitrate. 成份:凝胶(明胶),溴化钾,碘化钾,硝酸银
- Weekly testing for ammonia, nitrite, nitrate, turbidity, iodide, and strontium. 每周测试氨氮,亚硝酸盐,硝酸盐氮,浊度,碘,锶。
- Use:Used as an analytical reagent,to prepare iodide,and in photograving. 用途:用作分析试剂。用于照相印版、碘化物的制备。
- The polymerization of propargyl chloride catatyzed by (Ph_3P)_2PdCl_2 gives brown or black powder polymers. 用(Ph_3·P)_2·PdCl_2催化丙炔氯均聚,得到褐色或黑色产物。
- Poly (propargyl alcohol) obtained is a brown sticky-solid with lustre, and shows semi-conductivity and paramagnetism. 制得带有光泽的褐色粘性固体产物,聚丙炔醇显示半导体及顺磁特性。
- Abstract: The polymerization of propargyl alcohol catalyzed by triethylamine was carried out for the first time. 摘要: 本文应用三乙胺催化聚合丙炔醇。
- The migration of iodide ion between layers is controlled by barrier interlayers. 碘离子在层间的扩散作用可以用隔层加以控制。
- The polymerization of propargyl alcohol catalyzed by triethylamine was carried out for the first time. 本文应用三乙胺催化聚合丙炔醇。
- Polarization curves and EIS method were employed to investigate inhibition behaviors of propargyl alcohol(PA) for Q235 steel in sulphuric acid. 采用极化曲线和电化学阻抗谱方法研究了丙炔醇对Q235钢在硫酸中的缓蚀作用。
- The filtrates were treated with a solution of 3.0 grams of sodium iodide in a small amount of water. 滤液用少量水中溶有3克碘化钠的溶液处理。
- The photopolymerization of propargyl alcohol by UV irradiation in the presence of triphenylphosphine was carried out for the first time. 本文首次应用三苯膦引发丙炔醇光聚合,制得黄色粉末状、具有共轭双键结构的聚丙炔醇。
- In the intestine, free iodine or iodate undergoes reduction to iodide before absorption. 在肠内被吸收以前游离碘或碘酸盐还原成碘化物。
- There is an additional advantage in using iodide ion in the developer; namely, increased stability of the process. 在显影液中采用碘离子可增加本方法的标定性。
- Promoted by indium, allylic and propargyl bromides react with diorganyl diselenides in THF to give allylic and propargyl selenides in moderate to good yields. 烯丙基溴和炔丙基溴在铟促进下与二硒化合物反应,生成烯丙基和炔丙基硒醚。
- Proynylthio) 1H benzimidazole was synthesised by condensation of 2 thiobenzimidazole with propargyl chloride in base. The reaction was mild and the yield was 60%. 以2-巯基苯并咪唑和炔丙基氯为原料在碱性条件下缩合生成苯并咪唑炔丙基硫醚。反应条件温和,产率60%25。