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月桂酰

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Methods Gelators of N-lauroyl-l-alanine methyl esterand N-lauroyl-l-alanine ethyl esterwere synthesized with l-alanine methyl ester,l-alanine ethyl ester and lauroyl chloride as materials.

方法以l-丙氨酸甲酯盐酸盐、l-丙氨酸乙酯盐酸盐和月桂酰氯为原料,合成月桂酰-丙氨酸甲酯凝胶因子及月桂酰-丙氨酸乙酯凝胶因子,采用IR、1H-NMR、MS对其结构进行表征,并对其熔点、热稳定性、在各种植物油中的最小胶凝质量浓度、相转变温度等基本性质进行了研究。

Ingredient: Hackmatack and Chrysanthemi etc.

主要成份:杜松、野菊花、月桂酰肌氨酸钠、CAB、MAP-K。

The objective of this study was to explore the mechanism of N-lauroylethanolamine [NAE (12:0)] in regulation of cut-flower senescence.

探讨N-月桂酰乙醇胺[N-lauroylethanolamine, NAE(12:0)]延缓香石竹切花衰老的作用机理。

Ingredient: Rose and pawpaw essence etc.

主要成份:玫瑰、木瓜精华、MAP-K、MES、月桂酰肌氨酸钠。

In this research, liposoluble chlorogenic laurate was synthesized by acylation with lauroyl chloride in the presence of triethylamine in non-water phase.

本研究对CGA进行了分子修饰,即在非水相中,以三乙胺为催化剂,对其进行月桂酰氯酰化,制备了脂溶性的绿原酸月桂酸酯。

Trisodium salt of N,N,N'-ethylenediamine triacetic acid was prepared by hydrolyzing 2-oxo-1, 4-piperazine diacetic acid(3-KP) in the strong base solution. Then it was combined with lauroyl chloride, hexadecanoyl chloride and benzoyl chloride respectively. N-lauroyl-ED3A and N-hexadecanoyl-ED3A were prepared in succsess. The molecular structure of N-lauroyl-ED3A was characterized by ~1HNMR and ~(13)CNMR. The molecular structure of N-hexadecanoyl-ED3A was characterized by 1HNMR.

将3-KP 在强碱性条件下水解,生成ED3ANa3 的水溶液,然后分别与月桂酰氯、棕榈酰氯和苯甲酰氯反应,成功制得N—月桂酰基ED3A 和N—棕榈酰基ED3A,并用~1HNMR 和~(13)CNMR 对N—月桂酰基ED3A 的分子结构进行了表征,用1HNMR 对N—棕榈酰基ED3A 的分子结构进行了表征。

Furoin was synthesized from furol with VB1 as the catalyst,which was then reacted with acetyl chloride, lauroyl chloride ,benzoyl chloride,α-furoyl chloride and 3-α-furyl acryloyl chloride,respectively;corresponding monoester compounds of furoin were synthesized in THF in the presence of sodium hydroxide under reflux.

以糠醛为基础原料,经维生素B1催化合成糠偶姻,再由糠偶姻分别和乙酰氯、月桂酰氯、苯甲酰氯、α-呋喃甲酰氯和3-α-呋喃烯丙酰氯反应,在NaOH/无水THF体系中,于水浴回流条件下合成了相对应的糠偶姻单酯类化合物。

Sodium lauroyl sarcosine was used as a denaturant, a novel protein refolding method, which was proposed on the basis of one step-AMC and IEC, one step-AMC-IEC was used on the refolding of denatured/reduced lysozyme.

一步人工分子伴侣-离子交换色谱法辅助还原变性溶菌酶的复性:以月桂酰基肌氨酸钠(Sodium Lauroyl Sarcosine,Sarkosyl,SLS)作为蛋白变性剂,发展了一步人工分子伴侣-离子交换色谱法,对还原变性溶菌酶进行了复性研究。

In this paper, firstly using natural fatty acids including lauric acid, myristic acid, palmitic acid etc. and disproportionated rosin as starting materials, the acyl reaction of starting materials with SOCl_2 respectively, and then using Schotten-Baumann condensation: on the reaction conditions of alkalescence, condensation of acylchloride with amino acid (sarcosine, glycine, alanine etc.), and then acidification, saltation. A series of anionic surfactants of N-acyl amino: sodium N-fatty acyl sarcosinate (SFS-12, SFS-14, SFS-16); sodiun N-fatty acyl glycinate(SFG-12, SFG-14, SFG-16); sodium N-fatty acyl alaninate(SFA-12, SFA-14, SFA-16)and sodium N-disproportionated rosinoyl aminatewere prepared. During the preparation of N-acylamino acid, the reaction conditions of acylchloride with amino acid condensation were identified by optimizing the synthetic conditions of N-lauroyl sarcosine: mol ratio of amino acid to acylchloride 2:1, reaction taken place in a solvent composed by acetone/water 2:1, acylchloride and 20% NaOH were slowly added to the reaction mixture at the same time while maintaining the pH at 9~10, after completion of adding maintaining reacting for 2.5h at 25℃.

首先以月桂酸、肉豆蔻酸、棕榈酸等天然脂肪酸和歧化松香为原料,与氯化亚砜反应制得酰氯,然后采用Schotten-Baumann 缩合法路线,即在碱性条件下,酰氯和氨基酸(肌氨酸、甘氨酸、丙氨酸等)缩合,经过酸化、成盐,合成一系列氨基酸型阴离子表面活性剂:脂肪酰肌氨酸钠,即月桂酰肌氨酸钠(SFS-12)、肉豆蔻酰肌氨酸钠(SFS-14)、棕榈酰肌氨酸钠(SFS-16);脂肪酰甘氨酸钠,即月桂酰甘氨酸钠(SFG-12)、肉豆蔻酰甘氨酸钠(SFG-14)、棕榈酰甘氨酸钠(SFG-16);脂肪酰丙氨酸钠,即月桂酰丙氨酸钠(SFA-12)、肉豆蔻酰丙氨酸钠(SFA-14)、棕榈酰丙氨酸钠(SFA-16);N-歧化松香酰基氨基酸钠(sodium N-disproportionated rosinoyl aminate),即N-歧化松香酰基肌氨酸钠(sodium N-disproportionated rosinoyl sarcosinate ,简称SDRS)、N-歧化松香酰基甘氨酸钠(sodium N-disproportionated rosinoyl glycinate,简称SDRG)、N-歧化松香酰基丙氨酸钠(sodium N-disproportionated rosinoyl alaninate,简称SDRA)。

In this research, liposoluble chlorogenic laurate was synthesized by the acylation with lauroy chloride in the existence of alkali catalyst in non-water phase, and yellowish CGL powders with a yield of 81.24% were obtained under the optimal synthesis conditions determined via single-factor tests and orthogonal experiments, that is, carrying out the acylation at 35℃ for 8h with a n:n: n ratio of 1:1:1.5 and with dimethylformamide as the solvating agent and the thinner.

文中对绿原酸进行了改性,即在碱性催化剂催化的条件下使其与月桂酰氯进行非水相的酯化反应,得到了脂溶性的绿原酸月桂酸酯。经过单因素及正交试验,确定了最佳合成条件为:以N,N-二甲基甲酰胺作为溶解、稀释剂,绿原酸/月桂酰氯/三乙胺的摩尔比为1:1:1.5,温度控制在35℃,反应时间8h。

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