diphenyl的例句大全

Diphenyl guanidine has been prepared by using of Fe2 O3 as catalyst and70% ethanol as solvent, and simultaneously the by-product H2S is used to prepare thiourea.

本文提出了在70%乙醇溶剂中以氧化铁作为触煤合成二苯胍，同时回收副产硫化氢合成硫脲的联合制备方法。

Studies on Extraction Spectrophotometry of Ternary Molybdenum(ⅵ) 4 ( 5 Bromo 2 Thiazolylazo) Pyrocatechol Diphenyl Guanidine Ion Associate

钼（Ⅵ）-4-（5-溴-2-噻唑偶氮）邻苯二酚-二苯胍三元离子缔合物的萃取分光光度研究

Development of Synthetic Technique for Diphenyl Guanidine

二苯胍合成技术进展

Catalytic Action of Binuclear Ti-H Complexes in Hydrogenation of Diphenyl Ethyne

双核钛氢络合物在二苯乙炔加氢反应中的催化作用

It can further reacts with diphenyl guanidine to form a stable, neutral, violet-red 1: 2:1 ternary ionic-associate complex.

它可与二苯胍进一步反应形成电中性的稳定紫红色1∶2∶1三元离子缔合络合物。

Alkylation of Diphenyl Oxide Catalyzed by Ionic Liquid

离子液体催化合成烷基二苯醚

Measurement of Sodium and Potassium in 4,4'-Diamino? Diphenyl Oxide by Atomic Absorption Spectrophotometry

原子吸收法测定4,4′-二氨基二苯醚中钠和钾

The development and achievement of discourses in the 9th National Veterinary Pharmacology& Toxicology Science Conference Toxicological Studies of Diphenyl Oxide

第九届全国兽医药理学及毒理学学术讨论会的论文进展

Neutral Loss of Aniline in GC/ MS Analysis of Diphenyl Thiourea

GC/MS解析中二苯硫脲的中性丢失

However, identified by melting point, HPLC/ MS/ MS, FTIR, UV and 1H NMR analyses, the pure crystal should be diphenyl thiourea.

然而，用熔点测定、HPLC/MS/MS，FTIR，UV和1H NMR等手段对此晶体进行分析，确定其为二苯硫脲。

Under mild conditions, at room temperature and ambient atmosphere, diphenyl thiourea could be synthesized through the reaction of aniline and CS 2 over AlCl 3 catalyst with high yield and high selectivity.

常温常压下，用AlCl3作催化剂催化苯胺和CS2进行反应，可以高收率和高选择性地得到二苯硫脲。

But the GC/ MS analysis showed that it is phenyl isocyanate. This may be due to neutral loss of aniline in the cleavage of diphenyl thiourea in GC/ MS analysis.

但用GC/MS分析该晶体为异硫氰酸苯酯，这可能是在GC/MS分析过程中二苯硫脲发生了中性丢失苯胺的缘故。

This mechanism can also reasonably explain the fact that only molecular ionic peak of phenyl iso-thiocyanate and naphthyl iso-thiocyanate was presented in the GC/ MS spectra of diphenylurea and diphenyl thiourea.

此机理同样能合理解释二苯脲和二萘硫脲的GC/MS谱图中只出现异氰酸苯酯和异硫氰酸萘酯分子离子峰的现象。

A new method to synthesize N, N'-diphenyl thiourea ( DPTU) from aniline and CS 2 was developed in the presence of acidic resin as catalyst under reflux temperature for 6 h with the yield of 82.7% and the selectivity of 100%.

探讨了合成二苯硫脲的新方法。以酸性树脂作催化剂在回流温度下使苯胺与CS2反应6h，二苯硫脲的收率达827%，选择性为100%。

The results from GC-MS indicated that the main products obtained from photolysis were benzaldehyde and diphenyl disulfide. On the basis of these results, the mechanism of sensitized photolysis of title compounds was proposed;

气相色谱-质谱联用仪分析结果表明，敏化光解产物主要为苯甲醛和二苯基二疏醚，在此基础上对标题化合物敏化光解的机制提出了看法。

Diphenyl oxalate was prepared by transesterification of dimethyl oxalate with phenol over Zn ( OAc) 2 · 2H 2O catalyst.

研究了以Zn（OAc）2·2H2O为催化剂时苯酚和草酸二甲酯酯交换合成草酸二苯酯的反应。

Curing shrinkage, temperature and curing enthalpy of benzoxazine based on diphenyl oxide resin were investigated.

研究了苯并口恶嗪二苯醚树脂固化时的体积收缩率 、 固化温度和固化焓变等.

In sodium hydrate ( 0.17 N) media the catalytic wave of palladiurn complex with diphenyl glyoxime was found to form at-0.84V ( vs. Ag-Hg electrode) by a JP-1A model single-sweep polarograph.

在氢氧化钠（0.17N）介质中，钯一联苯甲酰二肟络合物能产生一个催化波，在JP-1A型单扫描示波极谱仪上峰电位约为-0.84伏（对Ag-Hg电极）。

As shown by study the extracting powers of two extraction agents are changed with acidy of developer extracting power N, N-diphenyl glycine is stronger than N-n-butyl glycine for 5 metal ions.

结果表明：两种萃取剂的萃取能力随展开剂的酸度不同而变化。N，N二苯基甘氨酸对5种金属离子的萃取能力强于N正丁基甘氨酸。

The dehydrogenation of 1-methyl-3,5-diphenyl-pyrazoline in the presence of cupric chloride& ⅰ. complexes

1-甲基-3,5-二苯基吡唑啉在氯化铜催化下的氧化脱氢反应&Ⅰ.反应过程中形成的配合物