查询词典 sulfur chloride

A series of 3,3,6,6 tetramethyl 1,8 dioxo 9 aryl 1,2,3,4,5,6,7,8,9,10 decahydro acridines have been synthesized by the condensation of aromatic aldehydes, 5,5 dimethyl 1,3 cyclohexanedione and ammonium acetate in the presence of triethylbenzylammonium chloride as catalyst in water.

芳醛、5 ，5 二甲基 1，3 环己二酮与醋酸铵在三乙基苄基氯化铵催化下以水作为溶剂反应，生成一系列 3 ，3 ，6，6 四甲基 1，8 二氧代 9 芳基 1，2 ，3 ，4，5 ，6，7，8，9，10 十氢吖啶，与其它溶剂相比，水作为该反应的溶剂具有价格便宜，不易燃和无毒等优点，而且产率较高，产物的结构通过单晶X射线确

It is prepared through preparing the materials including alpha-silicon nitride crystal whisker, deionized water as solvent, polyethylene imine as dispersant, PVA as adhesive, propylene glycol as plasticizer and ammonium tetramethyl chloride to regulate pH value; mixing; twice ball milling and post-treatment.

所述浆料的制备方法是：加入α-氮化硅晶须，以去离子水为溶剂，以聚乙烯亚胺为分散剂，聚乙烯醇作为粘结剂，丙二醇作为增塑剂；加入四甲基氯化铵来调节料浆的pH值；制备步骤包括配料、混合、两次球磨及后处理工序。

A method for the determination of trace cations in the tetramethylammonium chloride was developed by ion chromatography with conductivity detector.

文章采用离子色谱法测定高浓度四甲基氯化铵中钠、钾和钙金属离子。

A photosensitive resin for UV curing acrylic powder coating has been synthesized by esterification of methacrylic acid and GMA-type acrylic resin at the presence of ethyl acetate as solvent, tetramethylammonium chloride as catalyst, YK as inhibitor.

以醋酸丁酯为溶剂，四甲基氯化铵为催化剂，氮氧自由基为阻聚剂，由甲基丙烯酸缩水甘油酯类丙烯酸树脂与甲基丙烯酸酯化反应制得了UV固化粉末涂料用感光性丙烯酸树脂。

Methods 4-Hydroxy- benzonitrile was treated with sodium hydrogen sulfide and anhydrous magnesium chloride in dimethyl formamide to give thioamide, which was then directly cyclized with ethyl 2-chloroacetoacetate without separation to give ethyl 2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylate(2) in one-pot; then 2 was formylated with Duff reaction adopting hexamethylenetetramine in trifluoroacetic acid to give ethyl 2-(3-formyl-4-hydroxyphenyl)-4-methylthiazole-5-carboxylate(3); finally, the target compound was obtained by the treatment of 3 with hydroxylamine hydrochloride and sodium formate in formic acid.

采用&一勺烩&方法，以4-羟基苯甲腈为起始原料，首先与硫氢化钠和无水氯化镁在N，N-二甲基甲酰胺中反应，所得中间体不经分离，直接加入2-氯乙酰乙酸乙酯进行环合反应，得到2-(4-羟基)苯基-4-甲基-5-噻唑甲酸乙酯（2）；然后通过六亚甲基四胺/三氟乙酸进行Duff反应，得到2-(3-甲酰基-4-羟基)苯基-4-甲基-5-噻唑甲酸乙酯（3）；再经盐酸羟胺/甲酸/甲酸钠体系脱水得到目标化合物。

Wuzhou Brand products include Barium Carbonate,Strontium Carbonate,Barium Sulphate,Barium Nitrate,Barium Chloride,Industrial Sodium Sulfide,Sulphur,Sodium Thiosulphate,Thiourea,Melamine,etc.

集团公司产品结构已形成钡盐为主，锶钠铵并重，多品种，多系列，多规格的生产格局。

Barium carbonate,trontium carbonate,potassium carbonate,barium sulphate precipitated,barium nitrate,barium chloride,industrial sodium sulfide,sulphur,sodium thiosulphate, thiourea,melamine,ammonium bicarbonate (food grade,lasting effect,big granular grade).

提供产品：&五洲&牌，碳酸钡碳酸锶，碳酸钾，硫酸钡，硝酸钡，氯化钡，工业硫化钠，硫磺，硫代硫酸钠，硫脲，三聚氰胺，&青山&牌：碳酸氢铵（食品级，长效型，大颗粒）。

Barium carbonate,trontium carbonate,potassium carbonate,barium sulphate precipitated,barium nitrate,barium chloride,industrial sodium sulfide,sulphur,sodium thiosulphate, thiourea,melamine,ammonium bicarbonate (food grade,lasting effect,big granular grade).

&五洲&牌，碳酸钡碳酸锶，碳酸钾，硫酸钡，硝酸钡，氯化钡，工业硫化钠，硫磺，硫代硫酸钠，硫脲，三聚氰胺，&青山&牌：碳酸氢铵(食品级，长效型，大颗粒)。

Methods To analyze 28 cases with thyroglossal duct cyst and fistula (7 cases of recurrence after operation). The infected cases were treated with antibiotic first before operation, and judged the relationship between thyroglossal duct cyst and hyoid bone exactly through checking and sonography, and then to deal with hyoid bone. First, we should inject methylthioninium chloride in the auditory tube to trace one day before the operation or during the operation, with Sistruk operation, and separate the little branches during operation, handling the focus of infection with radio frequency and microwave or armillary transfixion and so on.

回顾分析28例甲状舌管囊肿病例（含7例术后复发者），术前感染病例先行抗炎治疗，通过查体及B超检查，准确判定甲状舌管囊肿与舌骨关系，处理舌骨；术前一天或术中先注亚甲蓝液入囊管内示踪，行Sistruk术式，仔细分离分支，手指触诊疑为残存病灶处，行环形缝扎或射频、微波等处理。

Silver ion selective electrode was utilized in the potential titrimetric measurements of chloride in water.

用银离子选择性电极做响应电极，以AgNO3滴定水溶液中的氯离子，研究了不同计算方法对终点时AgNO3用量的影响，以及离子强度、有机溶剂等因子对滴定曲线和滴定终点的影响。

The Porsche Owner: But it's my car!

可，这是我的车呀。

LOX_83}{Oh, another bunch of wackos.

{LOX_83}{呃，又一群怪人。