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乙胺

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Methods Using acetamide as the internal standard,extraction column and extraction conditions of fluoroacetamide from blood and urine samples were optimized by comparing the extraction efficiency of different solid-phase extraction columns and the effects of experimental conditions on recovery.

选择乙酰胺为内标,通过比较不同固相柱的萃取效率和不同条件对回收率的影响,优化用于血和尿样中氟乙酰胺萃取的固相柱和提取条件,利用氟乙酰胺与乙酰胺质谱图的分子离子峰面积之比与氟乙酰胺浓度的定量关系,建立血和尿样中氟乙酰胺鼠药的GC/MS定量分析新方法。

Our country ethylene diamine mainly uses in producing the agricultural chemicals (woods manganese zinc, dithane Z-78, generation of woods amine and pesticide, weed killer, disinfectant), the surface active agent (lives geminate stearic acid amide, alkyl imidazole lin, double amide, with oxirane, epoxypropane synthesizes non-ionic surface active agent), the epoxy resin firming agent (polyamide resins, epoxy firming agent, hydroxyethyl ethylene diamine and so on), the wash assistant (ethylene diamine four ethanoic acid and sodium salt series chelating agents), medicine raw material (aminophylline, washes must be peaceful, nose eye only, deinsectization spirit and so on), water treatment medicinal preparation (ethylene diamine four methylene phosphonates, second grade trunk base ethylidene two phosphine acids), corrosion inhibitor dye fixing agent, photography materialFixing bath and oil dope and so on.

我国乙二胺主要用于生产农药(森锰锌、代森锌、代森胺及杀虫剂、除草剂、杀菌剂),表面活性剂(生成双硬脂酸酰胺,烷基咪唑啉、双酰胺,与环氧乙烷,环氧丙烷合成非离子表面活性剂),环氧树脂固化剂(聚酰胺树脂,环氧固化剂,羟乙基乙二胺等),洗涤助剂(乙二胺四乙酸及其钠盐系列螯合剂),医药原料(氨茶碱,洗必泰,鼻眼净,灭虫灵等),水处理剂(乙二胺四甲叉膦酸盐,乙脒基乙叉二膦酸),缓蚀剂染料固色剂,照相材料定影液及润滑油添加剂等。

Reaction of 9-bromofluorenewith diethyl malonate and sodium carbonate gives diethyl 2-(9-Fluorenyl)malonate.Aminolysis of diethyl 2-(9-Fluorenyl)malonate in ethylenediamine and propylene diamine give〓 and 〓, respectively.〓 and 〓 were synthesized by the reaction of 9-bromofluorene with oxalyl bisethylenediamine. Copper and nickel complexes of 〓 and 〓 were obtained by the reaction of 〓 and 〓 with copper and nickel salt, respectively, in aqueoussolution and extrusion of two hydrogen ions from the amide groups.

使9-溴芴与丙二酸二乙酯在无水碳酸钠存在下反应合成出2-(9-芴基)丙二酸二乙酯。2-(9-芴基)丙二酸二乙酯在乙二胺中胺解得到配体〓,2-(9-芴基)丙二酸二乙酯在1,2-丙二胺中胺解得到配体〓,使9-溴芴与草酰二乙二胺作用得到配体〓和〓与相应的金属盐作用分别得到它们的铜、镍配合物。

Displacing probes,real-time PCR and multiplex PCR technology were used and 3 genes associated with streptomycin,isoniazid and ethambutol resistance were detected respectively.

方法将荧光双链置换探针、实时PCR和多重PCR相结合,针对3种一线药物链霉素、异烟肼和乙胺丁醇中最常见的且都是由于点突变而导致的耐药突变位点进行检测。

The synthesis of ethambutol hydrochloride used as an antituberculosis agent, was studied systematically in this paper, including the synthesis and resolution of-2-aminobutanol, racemization of-2-aminobutanol and the recovery of L--tartaric acid.

本文对抗结核药物盐酸乙胺丁醇的合成进行了系统地研究,包括原料-2-氨基丁醇的合成、拆分,-2-氨基丁醇的消旋以及L--酒石酸的回收。

The L-forms were formed spontaneously or induced by rifampin, isoniazid and ethambutol.

结核分枝杆菌稳定L型可自发形成,也可被利福平、异烟肼和乙胺丁醇诱导形成。

In the third step, when the ratio of racemic ester to benzenesulfonyl chloride to triethylamine to catalyst 4-DMAP is 1:1:1:0.1 in 10℃, the yield is 82.9% and high purity is obtained by crystallisation.

在第三步磺酰化反应中,得到合成消旋2-苯磺酸基-2(2-氯苯基)乙酸甲酯的较佳反应条件为邻氯扁桃酸甲酯:苯磺酰氯:三乙胺=1:1:1,催化剂4-DMAP用量为摩尔反应物的10%,反应温度为10℃,收率为82.9%,同时用结晶方法获得高纯度的产物。

Six carboxyl acids DEMB was produced with Michael Reaction using triethylamine as alkaline catalyst and solvent, malonic acid and itaconic acid as raw materials.

以三乙胺为催化剂和溶剂,衣康酸和丙二酸为原料,采用迈克尔加成反应合成了含有6个羧基的多元羧酸DEMB。

Liq. paraffin 10.0, lanolin 2.0, beeswax 5.0, polysorbate 80 3.5 sorbitan monofatty acid esters 1.5, water and Na4GeO4 72.0 and triethylamine 0.5%.

例如,一种乳液可被制备,它含有液体石蜡10.0%;羊毛脂2.0%;蜂蜡5.0%;聚山梨糖酸酯803.5%;山梨糖醇的单脂肪酸酯1.5%;水和Na4GeO472.0%及三乙胺0.5%。

Liq. paraffin 10.0, lanolin 2.0, beeswax 5.0, polysorbate 80 3.5 sorbitan monofatty acid ester s 1.5, water and Na4GeO4 72.0 and triethylamine 0.5%.

例如,一种乳液可被制备,它含有液体石蜡10.0%;羊毛脂2.0%;蜂蜡5.0%;聚山梨糖酸酯803.5%;山梨糖醇的单脂肪酸酯1.5%;水和Na4GeO472.0%及三乙胺0.5%。

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They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性,但我大喊,并在他们的方向扔石头让他们过的线索,远离我,以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。

Store this product in a sealed, lightproof, dry and cool place.

密封,遮光,置阴凉干燥处。