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- Some novel copolyethers containing azo benzene chromophors as side chains have been synthesized by a nucleophilic reaction of various azo dyes with polyepichlorohydrin. 研究了由对硝基苯基偶氮苯类染料与聚环氧氯丙烷经大分子反应合成的含偶氮苯侧基的共聚醚的二阶非线性光学特性。
- Keywords azo benzene chromophore;polyethers;liquid crystalline polymers;smectic thermotropic liquid crystal; 偶氮苯生色团;聚醚;液晶聚合物;近晶型热致液晶;
- lauryl dimethyl amino oxide 月桂基二甲基氨基氧化物
- benzene azo benzenen. 苯偶氮苯
- Having a ring composed exclusively of carbon atoms, as benzene. 碳环的有一个仅由碳原子组成的环的,如苯
- Green environmental protection, harmful solvents are free such as dimethyl benzene, methanal ect. 绿色环保,不含二甲苯、甲醛等有害溶剂。
- Methods of qualitative and quantitative analysis for benzene,toluene,ethyl benzene,dimethyl benzene in blood and urine. 血、尿中的苯、甲苯、乙苯、二甲苯的定性及定量分析方法.
- The mutant DNA miscoded a single amino acid. 突变体脱氧核糖核酸误编了一个氨基酸密码。
- This chemical is an amino acid called L-theanine. 这种化学物质是一种叫做L-茶氨酸的氨基酸。
- Solubility: Insoluble in water, but soluble in dimethyl benzene, chloroben, DMF, dimethylphthalate and dibutyl phthalate. 溶解性:不溶于水,能溶于二甲苯、邻二氯苯、二甲基甲酰胺、邻苯二甲酸二甲酯和邻苯二甲酸二丁酯。
- The nonessential amino acids were markedly reduced. 非必须氨基酸明显减少。
- Benzene hexachloride is commonly called BHC. 六氯化苯通常称为BHC。
- The benzene ring is also seen in other compounds. 苯环在其他化合物中也可以看见。
- Ferric Chloride alone gives polymer with benzene. 三氧化铁可单独催化苯的聚合。
- An amino - acid derivative of galactose. 半乳糖胺半乳糖的一种氨基酸衍生物
- Protein is first broken down into amino acids . 蛋白质首先分解成氨基酸。
- Methods: the anti-inflammation action of YTK was observed through the experiments of mice s turgid ears caused by dimethyl benzene. 方法:以二甲苯引起小鼠耳肿胀试验观察炎痛克贴剂的抗炎作用;以热板法观察炎痛克贴剂镇痛作用;
- Amino acids are the building blocks of proteins. 胺基酸是蛋白质的基本成分
- It doesn't dissolve into water, but it can dissolve into organic solvent, such as dimethyl benzene, benzol, dimethoxy-ethane, ect. 不溶于水,溶于二甲苯、苯、乙二醇二甲醚等溶剂。
- Preparation of amino acid-sorbitol infusion. 氨基酸-山梨醇输液的研制。