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- Keywords guanidine;bicyclic guanidine;chirality;synthesis; 胍;双环胍;手性;合成;
- bicyclic guanidine 双环胍
- Bicyclic point lower right symbol, another jewelry back intact. 点右下双环符号,另珠宝回复原样。
- Shenyanglink, bicyclic, the entire three-ring are the number ah?? 沈阳一环，二环，三环的全程分别是多少啊？？？
- Monocyclic compounds yield is up to 95% as bicyclic comp... 当双环裂解率达70%25时,单环收率仍可达95%25。
- Guanidine gum has better ability of temperature resistance and forming fissure. 清洁压裂液具有低污染、很强的抑制黏土膨胀能力、较强的携砂能力。
- Aim: To sythesize pentanoate and hexanoate of caged bicyclic phosphate. 目的：合成笼状双环磷酸酯的戊酸酯及己酸酯衍生物。
- Aim:To sythesize pentanoate and hexanoate of caged bicyclic phosphate. 目的:合成笼状双环磷酸酯的戊酸酯及己酸酯衍生物。
- Aim: To synthesize carboxylate derivatives of caged bicyclic phosphate. 目的:合成笼状双环磷酸酯的羧酸酯衍生物。
- A compound disinfectant contains chitin,lysozyme and polyhexamethylene guanidine as the germicidal components. 试验用复方消毒剂是以甲壳素、溶菌酶及聚六亚甲基胍等为杀菌成分。
- The conformational change courses in the different concentrations of guanidine have been to be first order reactions. 同时还测定了不同浓度胍溶液中人肌酶的失活与构象变化的速度常数。
- Orthogonal analysis was done about p-fluorophenyl guanidine carbonate and optimum synthesis conditions were obtained. 同时对合成对氟苯胍碳酸盐进行了正交分析，得出了最佳合成条件。
- Performances of direct extraction of gold from alkaline cyanide solution with guanidine hydrochloride were studied. 研究了盐酸胍直接从碱性氰化液中萃取金的性能。
- This could give reason for aggregate formation of GAPDH in the presence of low concentration guanidine hydrochloride. 说明在低胍作用下，酶分子发生的构象变化，导致天然态内埋疏水面的暴露，暴露的疏水面间的相互作用是形成聚合的主要原因。
- Then the inclusion bodies were redissolved by 7 mol/L guanidine hydrochloride containing 10 mmol/L of DTT. 而稀释复性法是研究其它复性方法的基础，试验中先用含2 mol/L 尿素的0.;1 mol/L Tris-HCl 缓冲液对包涵体进行洗涤，然后用含10 mmol/L DTT 的7 mol/L盐酸胍溶解包涵体。
- Abstract： Aim: To sythesize pentanoate and hexanoate of caged bicyclic phosphate. 摘 要： 目的：合成笼状双环磷酸酯的戊酸酯及己酸酯衍生物。
- Aim To develop a concise method for the synthesis of bicyclic azasugar and thiosugar with novel scaffold. 目的发展一种简洁合成具有新型骨架的双环氮杂糖和硫杂糖的新方法。
- The renaturation of polyphenol oxidase from Tobacco denatured in 6 0 mol/L guanidine hydrochloride(GdnHCl) was investigated. 研究了盐酸胍变性烟草多酚氧化酶后的复性。
- Abstract : On the basis of guanidine thiocyanate method, an economical method of extracting and puring total RNA from Yunjie stigmas was established. 摘要 ： 本文在常规异硫氰酸胍法的基础上,改进并确立了一种适合芸芥柱头总RNA的提取与纯化方法。
- Results Two bicyclic azasugars and a thiosugar were produced from L-sorbose in several steps. 结果经几步反应成功地从L-山梨糖合成了三种双环氮杂糖和硫杂糖。
