- 更多网络例句与胺化相关的网络例句 [注:此内容来源于网络,仅供参考]
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Most of these peptides are amidated at their C-terminals, which is essential for their full activities. The a-amide comes from posttranslational modification that is catalyzed by α-amidase (α-AE or PAM). The amidation reaction is a rate-limiting step in the biosynthesis of regulatory peptides.
大部分活性肽的C-端是酰胺化的,而且α-酰胺基为多肽的完全生物活性所必需;α-酰胺基来自多肽的翻译后加工,由α-酰胺化酶催化完成,是酰胺化多肽生物合成途径中的限述步骤。
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Dialkylmethylamine was produced through the reaction of fatty alcohol with methylamine as one of the products of dimethylamine disproportionation.
通过对月桂醇和二甲胺进行胺化反应过程中气相成份的分析,证实了在脂肪醇和二甲胺胺化反应体系中存在二甲胺歧化为甲胺和三甲胺的反应,二甲胺歧化反应生成的甲胺和脂肪醇进行反应是副产物双长链烷基甲基叔胺生成的主要原因。
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The synthetic progress of polysuccinimide using maleic acid as original material was studied by two steps of aminization and polymerization. Changes of reactant and product composition in aminization reaction step was studied by using bromine value analysis method. It was found that amine salt and amide were main products in this step.
对以马来酐为原料合成聚琥珀酰亚胺的两个反应过程进行了研究,通过溴价测定法研究了胺化反应阶段反应物及产物各组分的变化情况,确定胺化反应阶段的产物组分主要是胺盐和酰胺。
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In route 1, geranylamine was synthesized from geraniol via Mitsunobu reaction and aminolysis. Adamantan-2-amjne was synthesized from adamantan-2-one via reductive imination and catalytic hydrogenation.
第一条路线香叶醇经Mitsunobu反应、胺解反应得到香叶胺;2-金刚烷酮经亚胺化、硼氢化钠还原、催化氢化脱节基得2-金刚烷胺。
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IR analysis indicated that both of the results were accorded with their standards IR spectrum and that the products of alkylation and animation were polyisobutylene succinic anhydride and ashless dispersant TEPA.
通过烃化产物和胺化产物的红外光谱分析,并分别与其标准谱图对照比较,看出产物红外谱图与标准谱图相符,可以确认烃化产物和胺化产物即为聚异丁烯丁二酸酐和聚异丁烯丁二酰亚胺无灰分散剂。
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Result of thermogravity analysis showed that the thermal stability of polyvinylamine chloride lowers with increasing in amination degree. Moreover, properties of dilute aqueous solutions of three types of poly chloride with different amination degree were compared by use of viscosimetric, conductometric, and potentiometric measurements. Results showed that both the electrostatic interaction of neighboring groups on the chain and the reduced viscosity of poly chloride are increased with increasing the degree of amination of poly . The equivalent conductivity is decreased with the increasing the concentration of poly chloride and increased with the increasing the amination degree of poly .
研究了聚乙烯胺盐酸盐的热稳定性和水溶液性质,发现:随着胺化度的提高,聚乙烯胺盐酸盐的对热稳定性逐步降低;聚乙烯胺盐酸盐是一种典型的聚电解质,其水溶液的pH值随平均分子量的变化并不明显,而随着聚乙烯胺胺化度的升高,pH值降低;随着聚乙烯胺盐酸盐的平均聚合度由82.3增加到201.8,它的m值(用于表征聚电解质侧链基团之间相互作用大小的常数)从5.13升高到5.58,而当聚乙烯胺盐酸盐的平均聚合度增加到311.4时,它的m值反而降低到了5.48;随着胺化度由55.65%升高到82.36%,m值由3.65提高到5.50;随着聚乙烯胺盐酸盐的平均聚合度的提高,聚乙烯胺盐酸盐的平均解离常数由7.48降低到7.26,同时随着胺化度的提高,聚乙烯胺盐酸盐的平均解离常数也由8.33降低到7.37;随着聚乙烯胺盐酸盐浓度的提高,溶液的摩尔电导率逐步降低,随着聚乙烯胺胺化度和聚合度的提高,溶液的摩尔电导率有所升高;在pH值为4左右时,聚乙烯胺盐酸盐的比浓粘度分别达到极值,而与聚合度的大小关系不大;聚乙烯胺盐酸盐的特性粘数明显高于其原料聚丙烯酰胺的特性粘数,分子量对特性粘数的影响十分明显,胺化度对特性粘数的影响并不显著。
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One route was that the amino-groups on the silica gel were transformed to tertiary amines by Eschweiler-clarke reaction that amine-groups react with formaldehyde and methanoic acid to prepare tertiary amines; the silica gel intermediates with tertiary amine groups reacted with chorohydrocarbons to prepare insoluble silica gel quaternary ammonium salt bactericides. Another route was that the amino-groups on the silica gel reacted with excessive chlorohexadecane; the preparing intermediates were quaternized with iodomethane to obtain insoluble silica gel quaternary ammonium salt bactericides.
一条路线是根据埃施韦勒-克拉克(Eschweiler-clarke)胺甲基化反应,进行胺基叔胺化反应,制成带有叔胺官能团的硅胶中间体,此中间体上的叔胺与卤代烷反应生成杀菌活性官能团季铵盐,制成硅胶类水不溶性季铵盐杀菌剂;另一条路线是带有胺反应活性中心的硅胶与过量正氯代十六烷反应,得到的中间体再用碘甲烷季铵化,得到最终产品——水不溶性季铵盐杀菌剂。
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In order to improve the Solubility of PSPI, a series of cocondensation type PSPIs that end-capped with HEA have been synthesized from phyromellitic dianhydride, 4,4'-diaminodiphenyl ether, dimethyl phenylamide and diamino-diphenyl sulphone.
在亚胺化过程中,随酰亚胺化时间的延长,酰亚胺化温度的增高,亚胺化速率变快,亚胺化程度增高。
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The studies found that compatibility between ZDDP and succinimide dispersants primarily depended upon active α-amino-group content in succinimides. The active α-amino-group content was affected by the alkylation and amination processes, and also affected by the structure of polyisobutylene in succinimides.
研究结果表明,丁二酰亚胺与 ZDDP 的相互作用主要取决于丁二酰亚胺中活泼的伯胺氮含量,而伯胺氮含量则决定于丁二酰亚胺在生产中的烃化、胺化工艺和聚异丁烯基的结构。
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Based on the-references on the thermal imidization of polyand the polymer composition analysis,the thermal imidization mechanism of SMA with aniline was demonstrated to be a two-stage consecutive reaction,in which a second-order reversible ring-opening reaction of SMA to produce poly(styrene-co-N-phenyl-maleamic acid)and a first-order irreversible intrachain ring-closing reaction to form SNPMI were involved.
论文首先参考聚酰胺酸热环化反应,并通过SMA酰亚胺化产物的组成分析,确定了SMA与苯胺的热酰亚胺化反应机理为一个包含由SMA生成苯乙烯—N-苯基马来酰胺酸共聚物的二级可逆开环反应以及由SNPMA生成苯乙烯—N-苯基马来酰亚胺共聚物的一级不可逆分子内闭环反应在内的串联反应过程,其中第二步SNPMA闭环反应为控制步骤。
- 更多网络解释与胺化相关的网络解释 [注:此内容来源于网络,仅供参考]
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amination:胺化
利用上述两种中间体,双胺基甲酸甲酯化合物(1)与双胺基甲酸苯酯化合物(2),分别与聚醚二胺(Jeffamine)进行聚胺化(Amination)反应,可成功以非光气法制备出带有胺基之尿素预聚物以及具有高分子量之聚尿素高分子.
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reductive amination:还原胺化<作用>
reductive alkylation 还原烷化 | reductive amination 还原胺化 | reductive ammonolysis 还原胺解
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amidated pectin:酰胺化果胶(乳化剂)
amidase 酰胺酶 | amidated pectin 酰胺化果胶(乳化剂) | amide 酰胺
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phosphoryl amide:磷酰胺;一氧三胺化磷;三胺化磷酰
磷酰胺;一氧三胺化磷;三胺化磷酰 phosphoryl amide | 三溴一氧化磷;磷酰溴 phosphoryl bromide | 一溴二氯一氧化磷;一溴二氯化磷酰 phosphoryl bromodichloride
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sodium amide:胺化钠
四氯铝化钠;氯化铝钠 sodium aluminum tetrachloride | 胺化钠 sodium amide | 胺磺酸钠 sodium amidosulfonate
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amidation:醯胺化<作用>
"amicron","次微胶粒" | "amidation","醯胺化[作用]" | "amide ","醯胺;胺化物"
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aminate:胺化产物
amilan 聚酰胺 | aminate 胺化产物 | amination 胺化
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Aminization:胺化作用
"醯胺","amide" | "胺化作用","aminization" | "胺基酸","amino acid"
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aminolysis:胺解;氨胺化<作用>
"aminoketone dye","胺酮染料" | "aminolysis","胺解;氨胺化[作用]" | "aminomethylation","铵甲基化[作用]"
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phosphoryl triamide:三胺化磷酰;磷酰胺;一氧三胺化磷
氮氧化磷;磷酰氮 phosphoryl nitride | 三胺化磷酰;磷酰胺;一氧三胺化磷 phosphoryl triamide | 三氯化磷酰;磷酰氯;三氯一氧化磷 phosphoryl trichloride