查询词典 sulfur chloride

The results indicate that the introduction of alkoxy can greatly enhance the solubility of PPV in common organic solvents like THF, methylene chloride and so on.

结果表明，烷氧基取代基的引入显著地改善了PPV在THF和氯仿等一般有机溶剂中的可溶性，其可溶性随取代基长度的增加而提高。

Their diasteroisomers were achieved because the group of alkoxy assaulted C_1 of 2-deoxyribofuranosyl chloride from different directions.

因烷氧基可从呋喃脱氧糖环的不同方向进攻1-位碳原子，因而所得到的烷基呋喃脱氧戊糖苷是一对非对映异构体。

The results indicatethat the introduction of alkoxy can greatly enhance the solubility of PPV in commonorganic solvents like THF, methylene chloride and so on.

结果表明，烷氧基取代基的引入显著地改善了PPV在THF和氯仿等一般有机溶剂中的可溶性。

Using p-xylene, different acyl chloride and alkylogen, six kinds of isomers were synthesized, with similar structure, carbons of same quantity, and the position of alkylaryl dissimilarity.

本文利用对二甲苯、不同碳数直链酰氯以及卤代烷合成出6种结构相似、长链烷烃碳数为12、芳基在烷烃链不同位置的烷基苯磺酸盐类表面活性剂。

Synthesis and application of formaldehyde-free dye-fixing agent ENF;2. Chlorine-resistant reactive dye-fixing agent CRS was prepared by mixing polyamine CS and polymer CR synthesized by dimethyldiallyl-ammonium chloride and allylamine.

文章以二甲基二烯丙基氯化铵和烯丙基胺为原料合成聚合物CR，与胺类聚合物CS复配制备活性染料耐氯固色剂 CRS，用于棉活性染料染色布固色整理，研究其耐氯性能。

Eight Alnus cremastogyne clones, which simulated with different concentration of sodium chloride, were measured with four physiological indexes, including SOD activity, MDA content, chlorophyll content and soluble proteins content.

以不同质量分数的盐胁迫对桤木Alnus cremastogyne 8个无性系，在盆栽条件下测定叶片中丙二醛质量摩尔浓度、超氧化物歧化酶活性、可溶性蛋白质量分数和叶绿素质量分数的变化。

The company operates plants at DeLisle, Miss.; New Johnsonville, Tenn.; Edge Moor, Del.; Altamira, Mexico; and Kuan Yin, Taiwan; all of which use the chloride manufacturing process. The company also operates a plant in Uberaba, Brazil, for finishing titanium dioxide and a mine in Starke, Fla. Technical service centers are located in Uberaba, Brazil; Mexico City, Mexico; Mechelen, Belgium; Kuan Yin, Taiwan; Ulsan, Korea; Wilmington, Del.; and Shanghai, China, to serve the European, Middle Eastern, United States, Asian and Latin America markets.

作为美国杜邦公司的业务部门之一，杜邦钛白科技事业部在美国密西西比州的DeLisle、田纳西州的NewJohnsonville及特拉华州的EdgeMoor，墨西哥的Altamira和中国台湾的观音均设有生产工厂，全部采用氯化法钛白粉生产工艺；同时，杜邦钛白科技在巴西的Uberaba拥有一座生产钛白粉的研磨和包装工厂，以及在美国佛罗里达州的Starke拥有一座采矿工厂；杜邦钛白科技的技术服务中心分别位于巴西的Uberaba、墨西哥的墨西哥城、比利时的Mechelen、台湾观音、韩国蔚山、中国上海和美国特拉华州的威明顿，服务于拉丁美洲、欧洲、中东、亚洲和北美等全球市场。

Using pickling liquid wastewater of hydrochloric acid,iron scurf and aluminiferous mine as raw materials,a series of poly-aluminum-ferric-silicate-chloride which has different molar ratio of Si:Al:Fe was prepared.

利用天津某钢厂的工业废料——盐酸酸洗废液、铁屑和含铝矿等为原料，合成了具有不同摩尔比的无机高分子絮凝剂聚硅酸氯化铝铁，采用Zeta电位测定法分析了产品在其水解溶液中的带电情况，并通过絮凝实验对絮凝剂的絮凝机理作了初步分析。

Sodium 2-Acrylarnido-Acetate has been synthesized through the reaction of Aminoacetic acid with acryloyl chlorine, then Copolymer of sodium 2-acrylamido-acetate and dimethyl diallyl ammonium chloride with acrylamide had been prepared by free radical polymerization using (NH4)2S2O8 and NaHSO3 as the free radical initiator in water solution.

本论文首先以氨基乙酸和丙烯酰氯为原料制备丙烯酰胺基乙酸钠单体，然后以丙烯院胺丙烯酰胺基乙酸钠和二甲基二烯丙基氯化铵为单体，(NH4)2S2O8和NaHSO3为自由基引发剂，采用水溶液聚合法合成丙烯酰胺／丙烯既胺基乙酸钠／二甲基二烯丙基氯化铵共聚物。

Methods Compound 3 was got via the formation of the amide from 2-chloro-3-amino-4-methyl pyridine and 2-chloronicotinoyl chloride, and then nevirapine was acquired by the aminolysis of 3 with cyclopropylamine in an autoclave, followed by the intramolecular nucleophilic substitution.

以2-氯－3-氨基－4-甲基吡啶为原料，依次与2-氯烟酰氯缩合成化合物3、再与环丙胺高压氨解、最后发生分子内亲核取代反应，成功合成了奈韦拉平。

This was not understood at the time, and therefore went unaddressed, until ascension became so distorted that we chose to stop ascending and wait for a time when all records would be revealed.

这在当时没有被了解，因此进行着无改编，直到提升变得如此扭曲，我们选择去停止提升并等待所有记录能被揭示的那一天。

The attack＇s nuisance value is increased because mobile phone networks also send notifications of new voicemail by sms,so an attacked phone may stop advising of new voice messages too,it warned.

它警告：这种攻击的危害增长是因为移动电话网络也会通过短信发送新语音邮件的通知。所以受到攻击的手机可也以停止新的语音信息的提示。