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。
  • 来源:互联网摘选更新时间:2025-01-20 12:31:23

  • 重点词汇
  • GCabbr.Ground Clearance 车底距地高;
  • isocyanaten.异氰酸盐(或酯);
  • theart.这个;指已提到或易领会到的人或事物;指独一无二的、正常的或不言而喻的人或事物;用以泛指;与形容词连用,指事物或统称的人;用于姓氏的复数形式前,指家庭或夫妇;(指特定用途的事物)足够,恰好;每,一;当前的,本,此;(重读,表示所指的为知名或重要的人或事物)
  • phenyln.苯基;
  • isvt.& vi. 是(be的三单形式);
  • thiourean.硫脲(用于治疗甲亢、照相术等);
  • inprep. 在里面;在(某范围或空间内的)某一点;在(某物的形体或范围)中;在…内;在…中;进入
  • ofprep. 关于;属于…的;由…制成;
  • be due to由于;起因于;
  • thatdet. 那个,那;
  • thispron.这,这个;这事,这人;这时;下面所说的事;
  • 相关例句
1、

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。

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2、

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。

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3、

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

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5、

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

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6、

Alkylation of Diphenyl Oxide Catalyzed by Ionic Liquid

离子液体催化合成烷基二苯醚

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7、

Kinetics of curing reaction of benzoxazine precursors based on diphenyl oxide resin

苯并恶嗪二苯醚树脂中间体开环固化反应动力学

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8、

Preparation of modified diphenyl oxide resin glass cloth laminated sheet

改性二苯醚树脂及其玻璃布层压板的研制

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9、

Study on cure behavior of benzoxazine based on diphenyl oxide resin

苯并恶嗪二苯醚树脂的固化行为研究

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10、

Most of thorium was removed from the title ore in the 6V/ V% HCl solution using cupferron choroform, and uranium and remainder thorium eliminated from 10 V/ V% HCl solution by diphenyl guanidine ( DPG) Arsenazo ⅲ n-butanol.

试验了在6%(V/V)HCl中用铜铁试剂氯仿除去大部分钍,在10%HCl(V/V)中用二苯胍偶氮胂Ⅲ正丁醇除尽钍铀;

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11、

The electrochemical behaviour and the current property of the entitled complex have been investigated in NH_3 · H_20-NH_4Cl buffer solution ( pH 9. 5) containing EDTA and diphenyl guanidine. The mechanism of related reactions has been discussed.

本文研究了铍(Ⅱ)-钍试剂Ⅱ在EDTA、二苯胍、氨-铵缓冲溶液(pH9.5)中的电极行为和电流性质,并对有关机理进行了探讨。

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12、

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。

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13、

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

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14、

Development of Synthetic Technique for Diphenyl Guanidine

二苯胍合成技术进展

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15、

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。

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16、

Development of Diphenyl Guanidine

二苯胍的研制

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17、

The novel points of the article contain three aspects in the following: ( 1) With thiol sealing end polysulfide, poly tetrahydrofuran ether ( PTMG), diphenyl methane diisocyanate ( MDI) as raw materials, to prepare polysulfide-based polyurethane composite material.

本研究的新颖点主要包含以下三方面:(1)以巯基封端聚硫橡胶(PS)、聚四氢呋喃醚(PTMG)、二苯基甲烷二异氰酸酯(MDI)为原料,合成聚硫聚氨酯复合材料。

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19、

Objective To explore the effects of exposure to diphenyl methane diisocyanate ( MDI) on serum levels of sexual hormones in male workers.

目的探讨二苯甲撑二异氰酸酯(MDI)对作业男工体内性激素水平的影响。

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20、

Effects of Diphenyl Methane Diisocyanate Exposure at Gestation on Energy Metabolism in Testis of Adult Male Offspring Mice

孕期二苯基甲烷二异氰酸酯暴露对子代雄性小鼠性成熟后睾丸组织能量代谢功能的影响

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