说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 硫醚
1)  sulfide [英]['sʌl,faɪd]  [美]['sʌl,faɪd]
硫醚
1.
Molecular structure index method for predicting Kováts retention index of sulfides;
预测硫醚Kovátts保留指数的分子结构指数模型
2.
Study on the Catalytic Desulfurization Reaction IV in the Presence of Activated Hydrogen Substance:the Catalytic Conversion for n-Butyl-sulfide over HZSM-5 Zeolite;
活性氢物质存在时丁硫醚的催化转化反应研究
3.
Research of QSRR on chromatography retention index of sulfides and mercaptans;
硫醚、硫醇色谱保留指数的QSRR研究
2)  thioether [,θaiəu'i:θə]
硫醚
1.
Determinations of Volatile Thioether in Water by Purge and Trap Gas Chromatograph with Mass Spectrometer Detector;
吹扫捕集-色质联机测定水中挥发性硫醚
2.
Extraction of Gold(Ⅲ) with Di (2-ethylhexyl ) Thioether;
二(2—乙基已基)硫醚对金(Ⅲ)的萃取
3.
Studies on Design, Synthesis and Molecular Recognition of Cyclic Peptides Containing Polyamine, Disulfide or Thioether Structure;
含多胺、二硫键以及硫醚结构的环肽的设计合成及分子识别研究
3)  sulfides [英]['sʌlfaid]  [美]['sʌlfaɪd]
硫醚
1.
Study of Selective Oxidation of Sulfides by Hydrogen Peroxide;
双氧水体系选择性氧化硫醚的研究
2.
Study of Selective Oxidation of Sulfides by Oxygen;
氧气体系选择性氧化硫醚的研究
3.
Multiple linear regression based on forward stepwise multiple regression techniques was used for predicting gas chromatographic retention index of 41 cyclic sulfides on the four stationary phases of different polarity after calculating their quantum-chemical parameters.
利用量子化学方法计算了41个环硫醚化合物的各种量化参数,采用逐步回归方法,对环硫醚在四个不同固定相上气相色谱保留值进行了预测。
4)  sulfur ether
硫醚
1.
14 heterocylic sulfur ethers were designed and synthesized by the reaction of 2-thiol-oxazoles, 2-thiol-benzoxazoles and 2-thiol-l,3,4-oxadiazoles with alkyl halides, respectively, and those of 13 compounds have not been reported.
设计并以噁唑、苯并噁唑及1,3,4-噁二唑硫醇与卤代烃反应合成了14个硫醚类杂环化合物,其中13个化合物未见文献报道。
5)  thioethers
硫醚
1.
The results showed that in the reaction of heptene with H_2S the sulfur compounds were mainly formed,including thiophenic compounds,fractional thiols,minor thioethers or trace tetrahydrothiophenes.
结果表明,庚烯与H2S的反应主要生成噻吩类硫化物、部分硫醇、少量硫醚和痕量四氢噻吩等硫化物;庚烯质量分数越高,生成硫化物的量越多;噻吩类硫化物中生成量最大的甲基苯并噻吩的生成量也随着庚烯质量分数增加而线性增长。
6)  sulfide [英]['sʌl,faɪd]  [美]['sʌl,faɪd]
硫醚,硫化物
补充资料:硫醚
      与醚结构相当的硫化合物。 二烯丙基硫醚 (CH2匉CH─CH2)2S存在于大蒜头中。蛋氨酸(结构式如下)中含有硫醚结构:
  
  
  
  分子量较低的硫醚具有臭味,这是二价硫化合物的通性。硫醚可被理论量的过氧化氢氧化成亚砜,被过量的过氧化氢氧化为砜(R为烷基):
  
  
  
  硫醚可由硫醇或硫酚的钠盐与卤代烃反应或与烯烃加成制得:
  
  
  
  R-S-Na+R′Br─→R-S-R′+NaBr
  
  
  
  二卤代烷与硫化钾反应产生环状硫化物或链状高分子硫醚或两者的混合物(见图)。
  
  
  硫醚用途较广,例如用作农药、燃料油添加剂和润滑油添加剂等。
  

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条