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By 1996 the company built the world's largest manufacturing facility for thionyl chloride outside of Europe.

到1996年,该公司兴建的亚硫酰氯在欧洲以外的世界上最大的生产基地。

Chapter two 4-Hydroxybenzoic acid is connected with PEG6000 through defoliant DCC at rooom temperature, then the product is refluxed with chloroacetic acid in acetone to afford PEG-bound phenyloxyacetic acid, which is reacted with thionyl chloride, ammonium thiocyanate and arylamines in turn to give PEG-bound disubstituded thioureas. After the cleavage with sodium methoxide in methanol, the eleven disubstituted thioureas are obtained.

第二章 利用PEG6000作载体,通过脱水剂DCC在室温下将对羟基苯甲酸以酯键连接在PEG6000上,再与氯乙酸在较温和的条件下生成PEG6000支载的芳氧乙酸,然后,依次与亚硫酰氯、硫氰酸铵、芳胺反应,生成PEG6000支载的硫脲,最后用甲醇钠的甲醇溶液切割PEG,得到了十一种1,3-二取代硫脲。

In this work, we also presented some methods to determine kinetic parameters for the different systems and examplified by the reduction of thionyl chloride in dimethyl formamide.

根据我们提出的判定反应可逆性的方法,系统地对EE反应机理进行了探讨,从中可方便地判定EE反应的不同反应机理;对不同的反应机理,相应地又提出了测定其电极反应动力学参数的方法,并以亚硫酰氯的还原为例进行了研究及测定。

P28 紫色 Formation of a peptide bond 肽键形成–4侧链具有的反应–形成二硫键-其它反应 Tyr,His,Arg Review Isoelectric Point Titration滴定 of an amino acid 滴定 Gly幻灯片 18 His Lys Glu Reaction of amino acids Section 4 Protein isolation and purification 蛋白质分离及提纯 Working With Proteins Experimental techniques for protein analysis and characterization Purification steps A cell contains many types of proteins In the lab we want to isolate a single protein for experiments Purification steps We first grow cells or isolate tissues that contain the protein of interest We break open the cells to produce a crude extract Use centrifugation离心 to separate soluble from insoluble material We fractionate 分离 the protein mixture based on properties of such as size, charge affinity or solubility.

丹磺酰氯与氨基酸反应生成荧光性质强和稳定的磺胺衍生物,用于多肽链NH 用于多肽链 3末端氨基酸的标记烃基化反应(1) 2,4-二硝基氟苯2,4-dinitrofluorobenzene,二硝基氟苯(二硝基氟苯 DNFB也叫做试剂。DNFB在弱碱性溶液也叫做Sanger试剂试剂中与氨基酸发生取代反应,生成黄色化合物二硝基二硝基苯基氨基酸(dinitro phenyl amino acid, DNP氨基酸氨基酸)苯基氨基酸氨基酸(2)苯异硫氰酸酯(phenylisothiocyanate, PITC)在弱碱性条件下,与氨基酸反应在弱碱性条件下,生成苯乙内酰硫脲 PTH衍生物,(phenylthiohydantoin, PTH)衍生物,即PTH-氨基酸,此反应又称之Edman反应,该反应是蛋白质或多肽氨基酸序列测定常用的反应。

Its production of lithium thionyl chloride batteries, lithium manganese dioxide battery at the same quality products at the leading level.

其生产的锂亚硫酰氯电池、锂二氧化锰电池质量在同类产品中处于领先水平。

Sulfuryl fluoride has been extensively used for the treatment of wood packing material since 1980s in China.

自20世纪80年代开始,硫酰氟在中国广泛用于木质包装的处理。

The concentrations of CO2, CF4, thionyl sulfide (SOF2), sulfuryl fluoride (SO2F2), disulfuryl decafluoride (S2OF10), sulfur dioxide (SO2) and sulfureted hydrogen (H2S) were in partial normal distribution. The concentrations of CO2, CF4, SOF2, SO2F2, S2OF10 were all below 0.1%; the concentrations of SO2 were below 3μL/L; the concentrations of H2S were below 1μL/L. The SF6 byproducts concentrations in 500kV GIS were lower than those in 220kV GIS. The SF6 byproducts concentrations were lower in GIS that have been operating longer. The SF6 byproducts concentrations were significantly different in equipment from different manufacturers.

结果显 示:SF6 GIS 中CO2、CF4、氟化亚硫酰(SOF2)、氟化硫酰(SO2F2)、十氟化二硫酰(S2OF10)、二氧化硫(SO2)和硫化氢(H2S)都成偏正态分布,其中,CO2、CF4、SOF2、 SO2F2、S2OF10 的含量均小于0.1%,SO2 的含量均低于3μL/L,H2S 的含量均低于1μL/L.500kV GIS 设备中SF6 分解产物含量低于220kV GIS 设备;运行时间越长,设备中SF6 分解产物的含量越高;不同设备厂商的GIS 中 SF6 分解产物含量有显著性区别。

Results show that, by using thionyl chloride and N,N-dimethyl formamide as chlorinating reagent and dichloromethane as solvent and taking -15℃ as reaction temperature, Z-iomer crystals with pale white color and stable to temperature can be obtained with an overall yield of 70%.

以2-(2-氨基噻唑-4-基)-2-甲氧亚氨基乙酸为原料,经盐酸化、氯代等反应合成了Z-2-(2-氨基噻唑-4-基)-2-甲氧亚氨基乙酰氯盐酸盐;氯代时以用亚硫酰氯和N,N-二甲基甲酰胺的混合物代替五氯化磷作氯化剂,并考察了温度和溶剂对氯代产物中Z-异构体和E-异构体收率的影响。

Chloride by the acid and inorganic acid chloride, such as phosphorus trichloride, phosphorus pentachloride, thionyl acyl chloride (SOCl2) the role of the system was.

酰氯可由羧酸与无机酸的酰氯,如三氯化磷,五氯化磷,亚硫酰氯(SOCl2)作用制得。

Such [2.2]paracyclophane-derive amides has a higher energy barrier for the rotation of C-N than other regular amides.

硫酰胺的构象转换能垒高于相应的酰胺,在温度升高的状态下,核磁上也可以观测到相应的信号。

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