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- The floatation separation behaviuor of Pd2+ by KBr-cetyl pyridinium bromide system in the presence of NaNO3 and the conditions for the separation of Pd2+ from other metal ions were studied. 研究了硝酸钠存在下,溴化十六烷基吡啶-溴化钾体系浮选分离钯的行为及与一些金属离子分离的条件。
- AIM To develop a simple and economical new approach to the synthesis of 6 [ N (4 aminobutyl) N ethyl] amino 2,3 dihydro 1,4 phthalazinedione (ABEI). 目的建立一种合成化学发光标记试剂6-[N-(4-氨基丁基)-N-乙基]氨基-2,3-二氢-1,4-酞嗪二酮(ABEI)的简便、经济的新方法。
- The route and experiments for synthesis of carbazole violet are described in detail. The process is characterized by using reagent NaHS to reduce 3 nitro N ethyl cabazole in about 2.5 hours. 详细介绍了咔唑紫的合成路线及实验过程。采用硫氢化钠做还原剂;对3硝基N乙基咔唑进行还原;是本合成路线的特点;反应时间约2.;5h。
- Pyridine hydrobromic acid;pyridinium bromide; 吡啶氢溴酸盐;
- Pyridinium bromide perbromide;Pyridinium hydrobromide perbromide; 吡啶氢溴酸盐高溴化物;
- Keywords Fluorescence;Kinetic;3 Br N ethyl phenothiazine; 荧光法;动力学;3-溴-N-乙基吩噻嗪;
- A new series of combined metal oxide have been synthesized.Gas solid catalytic N ethylation reaction of m toluidine with ethanol under atmosphere was investigated. 合成了复合金属氧化物催化剂,进行了以乙醇和间甲苯胺为原料,常压固定床反应工艺研究。
- Keywords palladium;potassium bromide;cetyl pyridinium bromide;sodium nitrate;floatation separation; 钯;溴化钾;溴化十六烷基吡啶;硝酸钠;浮选分离;
- Keywords iron;bromopyrogallol red;cetyl pyridinium bromide;polyvinyl alcohol;spectrophotometry; 铁;溴邻苯三酚红;溴化十六烷基吡啶;聚乙烯醇;分光光度法;
- Keywords Spectrophotometry;Cationic surfactants;Cetyl pyridinium bromide;Cetyl trimethyl ammonium bromide;Congo red; 分光光度法;阳离子表面活性剂;溴化十六烷基吡啶;十六烷基三甲基溴化铵;刚果红;
- Keywords combined metal oxides;N ethylation;N ethyl m toluidine; 复合金属氧化物;N乙基化;N乙基间甲苯胺;
- SYNTHESIS AND CHARACTERIZATION OF POLY N ETHYL 4 VINYLPYRIDINE AND METHYL ORANGE COMPLEX DYE 阳明书,李建科, 聚-N-乙基-4-乙烯基吡啶/甲基橙复合物染料的合成及性质研究
- Pyridinium bromide perbromide; 吡啶氢溴酸盐高溴化物;
- Keywords ethyl cyanoacetate;\ ethyl acetoacetate;\ ethyl amine;\ N ethyl 3 cyano 4 methyl 6 hydroxypyridin 2 one;\ derivatives; 氰乙酸乙酯;乙酰乙酸乙酯;乙胺;N-乙基-3-氰基-4-甲基-6-羟基吡啶-2-酮;衍生物;
- tetradecyl pyridinium bromide 十四烷基溴化吡啶鎓
- pyridinium bromide perbromide [化] 过溴溴化吡啶┹
- N-ethyl pyridinium bromide 溴代N-乙基吡啶
- He fought in the N African campaign during the last war. 在上次战争中他在北非战役参战。
- cetyl pyridinium bromide 十六烷基溴化吡啶鎓
- To introduce the ethyl group into(a compound). 使乙基化把乙基引入(一化合物)