氨基的

The reaction of calcium L-threonate with hydrogen bromide in acetic acid readily yields (2S, 3S)-2, 4 -dibromo-3 -hydroxy butanoic acid which was further converted into methyl (2s, 3S)-2,4-dibromo-3-hydroxybutanoate by treatment of methanol.

在化合物12上引入氨基甲酰基可用二氯磷异氰酸酯、氯乙酰异氰酸酯或氯磺酰异氰酸酯，随之引入的二氯磷酰基、氯乙酰基或氯磺酰基可分别用碳酸氢钠、N-甲基二硫代氨基甲钠或亚硫酸钠脱去。

Activity of GAD was assayed by measuring the formation of GABA.

根据L-谷氨酸脱羧酶能够分解谷氨酸产生γ-氨基丁酸和CO2的特性，通过测定产物γ-氨基丁酸推断酶活。

Using ultrasonic to measure the thickness of the cholecyst cliff in these patients. At the same time, we measure their breadth of the portal vein and the level of the ascites, and examine the level of ALB、TBil、AST、ALT in blood serum.

采用超声观察178例肝硬化患者的胆囊壁厚度和腹水检查、门静脉宽度、血清白蛋白水平、总胆红素水平以及门冬氨酸氨基转移酶、丙氨酸氨基转移酶水平。

Deamination A type of chemical reaction in which an amino group (NH2) is removed from a compound.

脱氨基作用：从有机化合物上除去一个氨基（NH2）的一类化学反应。

In this experiment, aminocaproic acid was first inserted into the interlayer lattice of α-ZrP, then it was replaced by gelatine.

本实验中，氨基乙酸首先被嵌入到α-ZrP的层状结构中，然后氨基乙酸被明胶替换。

Enaminones are also valuable precursors for α-iodol enaminones, 3-amino sugar derivatives, azo-compounds,β-aminoketone, as well as tetrahydropentalenes, tetrahydroindenes, and hexahydroazulenes.

烯胺酮类化合物同时也是α-碘代烯胺酮类化合物、3-氨基糖衍生物类化合物、氮杂化合物、β-氨基衍生物类化合物和四氢并环戊二烯类化合物和四氢茚类化合物的重要前体。

A method for the determination of emamectin benzoate residues was developed, and residual dynamics of emamectin benzoate in Chinese cabbage and kohlrabi were studied.

建立了甲氨基阿维菌素苯甲酸盐残留量测定的LC-MS方法，并用于青菜及甘蓝中甲氨基阿维菌素苯甲酸盐残留动态研究。

Goal compound synthesis namely: Take the vanillic acid as outset raw material, obtains 4- hydroxyl - 3- anisole methyl formate with the methyl alcohol reflux conditions, then after the etherification, the nitration, the return to original state, the ring closure response obtains 6- methoxy - 7- animal pen oxygen radical kui zuo lin - 4- alkone, then passes through the chlorination, the substitution aniline, to escape responses again and so on animal pen oxygen radical, etherification to obtain the goal compound; The goal compound and the diethylamine had the amine substitution reaction to obtain TM1, namely 4- benzene amino - 6- methoxy - 7- [2- hydroxyl - 3-(N, N- two ethyl aminos) third oxygen radical] kui zuo lin; Through zuo has the etherification with the Austria niter to respond obtains TM2, namely 4- benzene amino - 6- methoxy - 7- [2- hydroxyl - 3-(2- methyl - 5- nitryl imidazole) third oxygen radical] kui zuo lin.

目标化合物的合成即：以香草酸为起始原料，与甲醇回流条件下得到4-羟基-3-甲氧基苯甲酸甲酯，然后经过醚化、硝化、还原、环合反应得到6-甲氧基-7-苄氧基喹唑啉-4-酮，然后再经氯化、取代苯胺、脱苄氧基、醚化等反应得到目标化合物；目标化合物与二乙胺发生胺取代反应得到了TM1，即4-苯氨基-6-甲氧基-7-[2-羟基-3-丙氧基]喹唑啉；通过与奥硝唑发生醚化反应得到TM2，即4-苯氨基-6-甲氧基-7-[2-羟基-3-(2-甲基-5-硝基咪唑)丙氧基]喹唑啉。

The article is summarized as follows to its namely. 1 manage changes property Tekturna piece in advocate composition A Li Kelun exists with the form of acerbity salt of half rich horse, chemical name is (2S, 4S, 5S, acyl of 7S)-N-(2- amino armour base - 2- methylic propyl)- 5- amino - 4- hydroxyl - 2, 2 different of 7- propyl - 8-4- armour oxygen - 3-3- armour...

本文即对其概述如下。1理化性质Tekturna片中主成分阿利克仑以半富马酸盐的形式存在，化学名为(2S，4S，5S，7S)-N-(2-氨基甲酰基-2-甲基丙基)-5-氨基-4-羟基-2，7-二异丙基-8-4-甲氧-3-3-甲。。。

Urethan resin for better stability, but business card printing and membership card making suitable to their needs and less soluble Li anzhai and other styryl modified monomaleate resin, water-based Amino resins, and polyvingl acid and carboxymethly celluiose, and so on, these polymer resin generally with the-COOH,-OH,-NH

氨基甲酸乙酯树脂的稳定性较好，但制卡和会员卡制作适性和可溶性要略差一些，其它还有用苯乙烯改性马来酸树脂、水性氨基树脂以及聚乙烯酸和羧甲基纤维素等，这些高分子树脂一般均含有-COOH、－OH、－NH

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。