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- Methods:Cetirizine dihydrochloride were synthesized from piperazine hexahydrate and4-chlorobenzyl chloride by six steps reactions. 方法 :对关键的缩合反应进行了改进 ,以六水哌嗪和对氯氯苄为原料 ,经六步反应得到产品。
- Keywords Norfloxacin;Piperazine;Piperazine hexahydrate;Piperazine condensation; 诺氟沙星;六水哌嗪;无水哌嗪;哌嗪化;
- piperazine hexahydrate 哌嗪六水合物
- Lanthanum nitrate hexahydrate p.A. (硝酸镧 六水 P.
- Aluminium chloride hexahydrate p.A. (六水氯化铝 P.
- The baby has worms. The doctor advised him to take some piperazine. 宝宝肚子里有虫了，医生建议让他吃些哌嗪。
- Some method about synthesis of piperazine with aliphatic amine were introduced. 介绍了由脂肪胺合成哌嗪的几种方法。
- The paper has reviewed the market development and related uses of piperazine. 本文首先简要介绍了无水哌嗪的市场发展情况以及相关用途。
- The structure of 1-(2,3-dichlorophcnyl)piperazine is confirmed by IR and 1HNMR. 最终产物的结构通过IR、1HNMR得到了表征。
- The structure of 1-(2,3-dichlorophenyl)piperazine is confirmed by IR and 1HNMR. 最终产物的结构通过IR、1HNMR得到了表征。
- Piperazine citrate is the drug of choice in the treatment of Ascaris infestations. 枸橼酸哌嗪治疗蛔虫感染是最好的药物。
- Aluminium chloride, hexahydrate;aluminum chloride, he ... aluminium chloride hexahydrate;aluminum chloride hexa ... 六水合氯化铝;三氯化铝(六水);三氯化铝（...香港
- Another way was to combine directly anhydrous piperazine with 2,3-dichloro-bromobenzene through Ullmann reaction. 二是直接用无水哌嗪与2,3-二氯溴苯通过乌尔曼反应合成。
- This study highlights the influence of pressure on the thermal decomposition of nickel nitrate hexahydrate to nickel oxide. 这项研究突出了六水硝酸镍至氧化镍的的热分解过程中压力的影响。
- Aim To study the synthesis and antidepressant activities of aryl alkanol piperazine derivatives. 摘要目的研究芳烷醇哌嗪类化合物的合成及抗抑郁活性。
- Condensation reaction of piperazine is a very important step in the process of synthesis of ciprofloxacin. 摘要呱嗪缩合反应是环丙沙星生产工艺中的关键步骤。
- Dichlorophenyl)piperazine hydrochloride is an important pharmaceutical intermediate. 二氯苯基)哌嗪盐酸盐是重要的医药中间体。
- Abstract: 1 -（2,3-dichlorophenyl）piperazine is a kind of pharmaceutical intermediate. 摘 要: 1-（2，3-二氯苯基）哌嗪是一种重要的医药中间体。
- The flame retardant type magnesium hydroxide has been prepared with brine,halide,and magnesium chloride hexahydrate as raw materials by two-step process(i. 以卤水、卤块和六水氯化镁为原料,采用两步法即氨水沉淀-水热处理过程制备出氢氧化镁+阻燃剂。
- It mainly deals in amino acid derivatives, indole, pyrrolidine, piperidine and piperazine series. 主营：氨基酸衍生物系列,吲哚系列,吡咯烷系列、哌啶系列,哌嗪系列。
