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乙胺

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Mainly engaged in: Hydrogen-imide hydrochloride, o-chlorophenyl cyclopentanone, 3.4 dimethoxy ethyl benzene, butyn single potassium acid, potassium ethyl malonyl, Ding amide, amide isobutyraldehyde , allyl chloroacetate, isopropyl chloroacetate Benzyl aluminum, cyclopentene, cyanide-o-chlorophenyl, o-methyl chloride, sulfuric acid chloride, p-chlorophenol, imidazole, Pinacolone, one chlorine Pinacolone.

主要经营:盐酸氢亚胺、邻氯苯基环戊酮、3.4二甲氧基苯乙酯、丁炔二酸单钾盐、丙二酸单乙酯钾盐、丁酰胺、异丁酰胺、氯乙酸烯丙酯、氯乙酸苄酯异丙醇铝、环戊烯、邻氯苯氰、邻氯苯甲酯氯、硫酸氯、对氯苯酚、咪唑、频呐酮、一氯频呐酮。

Uranium solution is obtained electrolytically by reducing uranyl ion on mercury cathode. The effect of the addition of various aminopolycarboxylic acids (such as EDTA, DTPA, CyDTA and TTHA) and organic water-miscible solvents (such as CH3OH, C2H5OH and CH3COCH3) on the stability of ura-nium in air has been investigated. The absorption spectra of uraniumand uraniumin 1 mol/l and 9mol/l hydrochloric acid solutions are examined.

本文采用汞阴极电解还原法制备了铀溶液,研究了在盐酸介质中各种氨羧络合剂乙二胺四乙酸二钠、二乙三胺五乙酸、1,2-环已烷二胺四乙酸、三乙基四胺六乙酸和水溶性有机溶剂甲醇、乙醇和丙酮的存在对铀稳定性影响,测定了在不同盐酸浓度中铀和铀的吸收光谱。

They are, 4 21-amidohydrocortisone Ba1~Ba4, 10 21-amidoprednisolone Bb1~Bb10, 4 21-amidomethylprednisolone Bc1~Bc4, 4 21-amidodexamethasone Bd1~Bd4, 1 21-amidobetamethasone Be1, 1 21-amidoRS Bf1, 1 21-amidocortisone Bg1, 1 21-amidoprednisone Bh1. The amido groups were acetamido, nicotinamido, hemesuccinamido, benzoylamido, methanesufonamido, or arylsufonylamido.

包括:4个21-酰胺基氢化可的松(Ba1~Ba4),10个21-酰胺基氢化泼尼松(Bb1~Bb10),4个21-酰胺基甲泼尼龙(Bc1~Bc4),4个21-酰胺基地塞米松(Bd1~Bd4),1个21-酰胺基倍它美松(Be1),1个21-酰胺基RS(Bf1),1个21-酰胺基可的松(Bg1),1个21-酰胺基强的松(Bh1)。21-酰胺基分别为乙酰胺基、烟酰胺基、单琥珀酰胺基、苯甲酰胺基、甲烷磺酰胺基或取代苯磺酰胺基等。

The major contents in this thesis are described as follows:(1) Seven new thiol fluorescence reagents containing 2-phenylbenzoxazole (or 2-phenylbenzothiazole) derivatives or benzanthrone as fluorphore and iodinacetylamine or maleimide as reaction groups have been synthesized.

本论文的研究工作主要分为以下几个方面:(1)以碘乙酰胺或马来酰亚胺为反应基团和以2-芳基苯并噁唑类化合物或苯并蒽酮为荧光团,首次合成了七种新的碘乙酰胺类和马来酰亚胺类巯基荧光试剂。

Replacement of one benzimidazole fragment with benzothiazole or benzoxazole and optimization of the structure to create the new frame of the compounds were also carried out with the exception to find more potent compounds. The purpose of design and synthesis of these compounds is to investigate the QSAR of this class of compounds with the inhibition of HCV NS3/NS4A protease and eventually to develop more potent inhibitors.

本文首次采用了丙二酰胺与邻芳二胺在微波辐射下制备对称性双芳并唑甲烷化合物、用芳并唑-2-乙酸乙酯与邻芳二胺在微波辐射下制备非对称性双芳并唑甲烷化合物、用4-取代噻唑-2-乙酸乙酯与邻芳二胺在微波辐射下制备非对称性(4-取代-噻唑-2-基)(1H-芳并咪唑-2-基)甲烷化合物等合成路线,共合成了48个目标化合物,其中41个为新化合物,用~1HNMR,ESI-MS,FT-IR,元素分析对这些化合物进行了全面表征,确定了这些化合物的结构,并对部分化合物进行了~(13)CNMR分析。

The results show that:(1) When Cu〓 equatorially coordinated by four nitrogen atoms from amine ligands such as ethylenediamine, N-methylethylenediamine, 1, 2-diaminopropane and 1, 4, 8, 11-tetraazacyclotetradecane, etc., Cu〓 could be axially coordinated by oxygen atoms of-SO〓 group.

研究结果表明:(1)当Cu〓在赤道平面与来自胺配体(如乙二胺、N-甲基乙二胺、1,2-丙二胺和1,4,8,11-四氮杂环十四癸烷等)的四个氮原子配位后,在轴向则可以与来自磺酸根离子的-SO〓基团氧原子配位。

The solvents commonly used in the solvothermal synthesis include alcohols (such as methanol, ethanol, isopropanol, alcohol, ethylene glycol, glycerine, etc.), amines (such as hexamethylenediamine, dimethylformamide, triethanolamine), Acetonitrile and Propionitrile, the differences of functional groups, varieties of kinds together with a wide differences of polarity, dielectric constant and boiling point of organic solvents greatly increase the diversities of the product.

溶剂热合成常用的溶剂有醇类(如甲醇、乙醇、异丙醇、正丁醇、乙二醇、甘油等),胺类(如己二胺、二甲基甲酰胺、乙醇胺),乙腈和丙腈等,有机溶剂由于带有不同的官能团,种类繁多,具有不同的极性、介电常数、沸点等,大大增加了合成产物的多样性。

In order to investigate whether the lysine 188 residue in the XRCC4 is chemically modified by the enzyme SIRT2 or not, I apply site-directed mutagenesis to alter this lysine to either arginine or glutamine, which mimicking the non-acetylating or fully acetylating of lysine residue.

为探讨具酵素功能之SIRT2是否对於XRCC4 188位置之离胺酸进行化学修饰作用,利用定位突变方式分别将该离胺酸置换成麸醯胺或精胺酸,试图模仿XRCC4离胺酸188乙醯化与去乙醯化,是否造成其对SIRT2之亲和力之改变。

Nanocrystalline copper tellurides Cu〓Te〓 and Cu〓Te〓 have been successfully prepared in ethylenediamine and ethylenediamine with hydrazine hydrate system under high-intensity ultrasonic irradiation at room temperature respectively. Nanocrystalline silver tellurides Ag〓Te and Ag〓Te〓 have been successfully prepared in ethylenediamine and ethanol system under high-intensity ultrasonic irradiation at room temperature respectively.

在制备碲化铜时,在纯乙二胺体系超声辐射所制备的最终产物为Cu〓Te〓,而在加有水合肼的乙二胺中制得的产物为Cu〓Te〓;在制备碲化银时,在乙二胺体系制备的产物为Ag〓Te,而在乙醇体系制备的产物为Ag〓Te〓。

Harms: Versus placebo: The review found that polyuria and paraesthesia were significantly more common with acetazolamide than with placebo AR for polyuria: 33% with acetazolamide v 6% with placebo; RR 4.24, 95% CI 1.92 to 9.37; AR for paraesthesia:43% with acetazolamide v 10% with placebo; RR 4.02, 95

害处:与安慰剂相比:该综述发现,与安慰剂相比,乙酰唑胺更常发生多尿及感觉异常,多尿的事件发生率:乙酰唑胺组为33%,安慰剂组为6%,RR为4.02,95%CI为1.92~9.37;感觉异常的事件发生率:乙酰唑胺组为43%,安慰剂组为10%,RR为4.02,95%CI为1.17~9.93[4]。

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