10. The preparation process of N-methyl-N'-nitro guanidine belongs to the field of farm chemical preparing technology.
一种N-甲基N’-硝基胍的合成方法，属于农药中间体技术领域。
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11. The invention relates to a green process for producing nitro guanidine, and belongs to the field of chemical engineering.
本发明涉及一种生产硝基胍的绿色工艺，属于化工领域。
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12. It can further reacts with diphenyl guanidine to form a stable, neutral, violet-red 1:2:1 ternary ionic-associate complex.
它可与二苯胍进一步反应形成电中性的稳定紫红色1∶2∶1三元离子缔合络合物。
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13. The method of synthesis guanidine nitrate from urea and ammonium nitrate in the presence of catalyst is discribed in this paper.
以尿素和硝酸铵为原料 ，在催化剂的存在下合成硝酸胍。
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14. Basic group substituted benzoyl guanidine, its preparing process, its use as medicine or diagnostic reagent, and medicine containing the same.
碱性基取代的苯甲酰胍，其制备方法，其作为药物或诊断试剂的用途，以及含有它们的药物。
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15. The unfolding of bovine liver catalase induced by urea or guanidine hydrochloride (GuHCl) has been studied by "phase diagram" method of fluorescence.
用荧光相图法分别研究了脲和盐酸胍诱导牛肝过氧化氢酶去折叠的过程。
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16. The total DNAs of fish oil, fish oil added with bovine DNA, fish oil added with goat DNA and butter were extracted by guanidine isothiocyanate method.
用异硫氰酸胍法提取鱼油、加入牛肉DNA的鱼油、加入山羊肉DNA的鱼油和牛油中的DNA。
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17. Methods Spectrophotometry was used to determine the changes of activity of HPAP during guanidine denaturation in the presence and absence of phosphate.
方法应用分光光度法测定有磷酸盐及无磷酸盐存在时，HPAP在胍变性过程中的活力变化。
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18. The unfolding of hen egg white lysozyme induced by urea and guanidine hydrochloride (GuHCl) has been studied by "phase diagram" method of fluorescence.
用荧光相图法分别研究了脲和盐酸胍诱导卵清溶菌酶去折叠的过程。
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19. The interaction mechanism between aluminosilicate minerals and alkyl-guanidine was revealed based on collector structure and surface charge of minerals.
烷基胍对铝硅酸盐矿物的捕收能力和选择性优于十二胺和十二烷基三甲基氯化铵。
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20. METHODS:N (2,2 dimethoxylethyl)guanidine sulfate from aminoacetaldehyde dimethyl acetal was treated with concentrated HCl to get 2 aminoimidazole sulfate.
21. The chiral guanidine—compound(6)was synthesized from the methyl(R)-phenylglycinate hydrochloride as material and the reaction conditions were investigated.
22. The application and synthesis methods of guanidine compounds were discussed in details. Some proposals on guanidine compounds' development were put forward.
详细综述了胍基化合物的应用及制备方法，同时对各种制备方法进行了评价，并展望了胍基化合物的发展趋向。
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23. Diphenyl guanidine has been prepared by using of Fe2 O3 as catalyst and 70% ethanol as solvent, and simultaneously the by - product H2S is used to prepare thiourea.
本文提出了在70%乙醇溶剂中以氧化铁作为触煤合成二苯胍，同时回收副产硫化氢合成硫脲的联合制备方法。
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24. The inactivation of aminoacylase in guanidine solution was caused by rapid dissociation of dimer into monomer which was then slowly changed into a stable conformation.
在高浓度盐酸胍下酶失活主要是因为酶二聚体迅速解离成单亚基的过程和单亚基构象逐渐变化的缓慢过程。
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25. The active hydrogen in the compound (6) might take negative effect in some reactions and was substituted by a methyl to get compound (7) which was a new chiral guanidine.
26. Oxidative methods to prepare not only 1,3-Diphenyl guanidine but also other guanidine derivants were introduced through studying chemical bonds of thiourea derivants in this paper.
通过对硫脲衍生物分子化学键的研究，发现了氧气法不仅适用于生产二苯胍，还适用于生产其他胍衍生物。
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27. The refining method of the propionic acid guanidine of the invention has high refining yield and menstruum can be recovered and applied, thereby greatly reducing waste water quantity.
本发明丙酸胍的精制方法精制收率高，溶媒可回收套用，并大大减少了废水量。
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28. Conclusion: Guanidine thiocyanate and phenol method to extract disease fungus DNA is convenient, quick, low cost and good quality which is easy for routine work in clinical laboratory.
29. Therefore, in allusion to geological properties of strong water sensitivity of reservoir, compound fracturing technology of guanidine gum and clean fracturing fluid is selected preferentially.
30. The kinetics of the renaturation and reactivation of glucoamylase denatured by guanidine HCl was determined by means of the UV differential absorbance measurement and fluorescence emission spectra.
本文利用荧光、紫外差光谱研究了根霉葡萄糖淀粉酶在盐酸胍变性后的复性、复活动力学。
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用作名词 (n.)
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。
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。
