那么请大家来告诉我亚硫酰氯中,的硫原子应该有多少形式电荷?
So why don't you tell me what the formal charge should be on the sulfur atom of thionyl chloride?
杂环酰基硫酰亚胺化合物,其制法,含有其的组合物以及其作为杀虫之用途。
Heterocyclic acylsulfimides, a method for their production, agents containing the same and their use as pesticides 403
以3,5 -二甲酚为原料,硫酰氯为氯化剂、四氯化碳为溶剂,合成对氯间二甲酚。
Using 3, 5-dimethyl phenol as raw materials, sulfuryl chloride as chlorination reagent and carbon tetrachloride as solvent to synthesize chloroxylenol.
寻找含有水杨酸,乙醇酸,过氧化苯甲酰或硫的洗面奶。
Look for cleansers with salicylic acid, glycolic acid, benzoyl peroxide or sulfur.
氯磺酰异氰酸酯可用于合成含氧、氮、硫等原子的四至七元杂环化合物。
Chlorosulfonyl isocyanate as an important intermediate was applied toward the syntheses of four to seven member heterocyclic compounds containing oxygen, nitrogen, sulfur atoms.
一个是亚磷酸三苯酯臭氧化合物,另一个是3-(4-硝基苯磺酰基)-2-苯基-2-硫代-1,3,2-恶唑磷啉。
One is triphenyl phosphite ozonide, the other is 3-(4-nitrophenylsulfonyl)-2-phenyl-2-thioxo-1,3,2-oxazaphospholidine.
在室温下,二茂铁甲酰基异硫氰酸酯与芳香胺反应生成新颖的二茂铁取代非对称硫脲。
At room temperature, several novel unsymmetric ferrocenyl thiourea compounds were synthesized by reaction of substituted aniline with ferrocenyl formyl isothiocyanate.
目的比较硫普罗宁(凯西莱)和鸟氨酰门冬氨酸(雅博司)在肝脏肿瘤患者围手术期护肝治疗的效果。
Objective To compare the hepatic functional protection of Tiopronin and Heperz applied during preoperative period in the patients with liver tumor.
并将磷酰苯肼和相应的硫代磷酰苯肼在环氧树脂(E - 44)中的阻燃性能进行了对比试验,结果表明硫元素与磷、氮元素有协同作用。
The flame retardance in epoxy E-44 was discussed as well, and the flame retardance of the compounds of sulfur containing and not containing have been compared.
磺酰氨基(硫代)羰基-1,2,4-三唑啉(硫)酮衍生物及制备方法和作为除草剂的应用。
Sulfmidyl (thio) carbonyl-1,2,4-triazolineone deriv. and preparation method and application as weed killer.
缺(低)硫处理器官酰脲与硝态氮增加。
S deficiency can increase the content of ureides and nitrate nitrogen of organs.
以对苯二甲酰异硫氰酸酯和邻苯二胺为原料通过界面缩聚法合成了聚硫脲缓释微胶囊。
Novel controlled releasing polythiourea microcapsules were prepared from terephthaloyl diisothiocyanate and o-phenylenediamine by interfacial polycondensation.
本发明还涉及用有效量的至少一种式(I)二硫杂环戊烷化合物使至少一种二苯甲酰甲烷衍生物对辐射光稳定化的方法。
This invention also relates to a light stabilizing method for at least one dibenzoylmethane derivative with effective amounts of at least one dithiolane compound (I).
用热重分析仪 (TGA)和动态应力流变仪 (DSR)分别测量了聚硫醚酰亚胺热聚合反应过程中转化率和粘度随时间的变化。
Thermogravimetry analysis(TGA) and Dynamic Stress Rheometer(DSR) were used to measure the conversion and viscosity changing with time during the thermopolymerization to form polythioetherimides.
以甲基丙烯酸、1,10-癸二醇和三氯硫磷为主要原料合成出了紫外光固化粘接性单体10-甲基丙烯酰氧癸基硫磷酸二氯。
UV-curable adhesive monomer 10-methacryloyloxydecyl thiophosphoric acid dichloride was synthesized from the reaction of thiophosphoryl chloride with methylacrylic acid and 1,10-decanediol.
采用分子力学和量子化学方法对某些作用于脑啡肽酶的硫乙内酰脲衍生物 (YL -2、YL -12、YL -3和YL -11)的化学结构进行了分子模拟和量化计算。
The chemical structure of YL-2, YL-12, YL-3 and YL-11, some of the Thiohydantion Derivatives, antibody of Enkephalinase, were simulated by the calculation of molecular mechanics and quantum chemistry.
对其中的1,3-二硫杂环戊烷类、2-酰基噻唑类、5-酰基噻唑类及相应的噻唑啉化合物的香味特征进行了归纳,发现它们都具有肉香味。
It was found that 1,3-dithiolanes, 2-acylthiazoles, 5-acylthiazoles and the corresponding thiazolines, which contains the nuclear structure, possess meaty aroma notes.
对其中的1,3-二硫杂环戊烷类、2-酰基噻唑类、5-酰基噻唑类及相应的噻唑啉化合物的香味特征进行了归纳,发现它们都具有肉香味。
It was found that 1,3-dithiolanes, 2-acylthiazoles, 5-acylthiazoles and the corresponding thiazolines, which contains the nuclear structure, possess meaty aroma notes.
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