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- Keywords naphthaleneacetic acid;synthesis;chloromethyl naphthalene;phase transfer catalysis;octacarbonyl cobalt; 萘乙酸;合成;氯甲基萘;相转移催化;八羰基合二钴;
- chloromethyl naphthalene 氯甲基萘
- In fact, camphor and naphthalene balls are different in nature. 事实上,樟脑和臭丸在性质上是不同的。
- So here I would like to talk about camphor and naphthalene ball. 所以在这里,我想谈论一下樟脑和臭丸。
- The market of naphthalene at home and abroad is analyzed. 分析了国内外萘的市场。
- Plant varieties are: peer-na, Newhall, naphthalene Wei Linna. 种植品种有:朋娜、纽荷尔、萘维林娜。
- Cefetamet pivoxil was synthesized from chloromethyl pivalate and 7?ADCA. 7?氨基?3?甲基?3?头孢烯?4?羧酸; 头孢他美;
- Objective: To study the simple synthetic methods of chloromethyl pivalate. 目的探讨合成特戊酸氯甲酯的简便工艺方法。
- An insecticide containing a naphthalene - derived compound, C12H8Cl6. 艾氏剂含有萘衍生化合物的杀虫剂,
- An insecticide containing a naphthalene - derived compound,C12H8Cl6. 艾氏剂含有萘衍生化合物的杀虫剂,
- METHODS The target compound was synthesized by the reaction of(S)-naproxen with chloromethyl ester of naproxen in the presence of K2CO3. 方法以(S)-萘普生为原料,与溴氯甲烷反应制得的(S)-萘普生氯甲酯,然后与萘普生钾盐反应得目标化合物。
- A marble-sized ball,originally of camphor but now of naphthalene,stored with clothes to repel moths. 卫生球一种弹子大小的球,原本由樟脑制成,现在由荼制成,与衣物存在一起以驱除蛾子
- Aromatic rings can be joined at a pair of adjacent carbons to yield compounds such as naphthalene, anthracene and chrysene. 芳环能在一对相邻碳上结合,生成萘、葸和?傅然0合物。
- The title resin has been prepared by Friedel-Crafts acylation followed by bromination and amination.The method avoids the utilization of cancerogenic chloromethyl methyl ether. 通过付氏酰基化反应引入乙酰基,接着溴化、胺化,得到标题树脂。该法避免了使用氯甲醚。
- It can also be prepared by reaction of bromochloromethane with sodium thiocyanate to obtain chloromethyl thiocyanate, and then it reacts with 2-mercapto-benzothiazole. 另一种2-巯基苯并噻唑法是先将溴氯甲烷与硫氰化钠反应生成硫氰酸氯甲酯,然后硫氰酸氯甲酯与2-巯基苯并噻唑反应得到苯噻氰。
- Naphthalene Hydrocarbons in Aviation Turbine Fuels by Ultraviolet Spectrophotometry, Method of Test for (05. 用紫外线分光光度测定法测定航空涡轮燃料中环烷属烃的试验方法(05。
- A method was established for determining two intermediates in synthesis of imidacloprid,2 chloro 5 methyl pyridine and 2 chloro 5 chloromethyl pyridine by HPLC. 建立了用高效液相色谱法同时测定农药吡虫啉中间体2-氯-5-甲基吡啶和2-氯-5-氯甲基吡啶含量的方法。
- When making up, had mixed 307 colophony first oxidation annulus already ketone mixes, rejoin naphthalene acerbity cobalt mixes after. 配制时先把307树脂和过氧化环已酮混合,后再加入萘酸钴混合。
- Several synthesis methods of chloromethyl ethyl ether were compared.A new method for the synthesis of chloromethyl ethyl ether from phosphorus trichloride was developed. 本文对氯甲基乙基醚的合成方法进行了比较,创新了一种用三氯化磷为原料新的合成方法。
- The amino acids were derivatized with naphthalene _ 2,3 _ dicarboxyaldehyde (NDA)to produce electroactive substances. 氨基酸用萘 -2,3 -二羧醛 (NDA)衍生为电活性物质。