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thiourea

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thiourea是什么意思
英式音标:[θaɪəʊjʊə'rɪə]英式读音
美式音标:[ˌθaɪoʊjʊ'riə]美式读音
词义:

n.

硫脲(用于治疗甲亢、照相术等);

用法:

双语例句

用作名词(n.)

Diphenyl thiourea is an important intermediate of medicine and dyestuff.
二苯硫脲是重要的医药和染料的中间体。

A new method for 1,1'-dithiodiformamidine prepared by the electrooxidation of thiourea is proposed.
本文提出了用硫脲电化学制备二硫甲脒的新方法。

权威例句

Highly enantioselective thiourea-catalyzed nitro-Mannich reactions.

Use of thiourea to increase the solubility of membrane proteins in two-dimensional electrophoresis.

Pyrrolidine-thiourea as a bifunctional organocatalyst: highly enantioselective Michael addition of cyclohexanone to nitroolefins.

Thiourea-catalyzed enantioselective hydrophosphonylation of imines: practical access to enantiomerically enriched alpha-amino phosph...

Urea- and thiourea-substituted cinchona alkaloid derivatives as highly efficient bifunctional organocatalysts for the asymmetric add...

A Chiral Primary Amine Thiourea Catalyst for the Highly Enantioselective Direct Conjugate Addition of α,α‐Disubstituted Aldehydes...

Efficient and simple colorimetric fluoride ion sensor based on receptors having urea and thiourea binding sites

The specificity of thiourea, dimethylthiourea and dimethyl sulphoxide as scavengers of hydroxyl radicals. Their protection of alpha ...

ChemInform Abstract: Asymmetric Catalysis with Bifunctional Cinchona Alkaloid-Based Urea and Thiourea Organocatalysts

Catalytic Enantioselective Friedel–Crafts Alkylation of Indoles with Nitroalkenes by Using a Simple Thiourea Organocatalyst
造句:

1. Thiourea powder is a known cancer causing material.

硫脲粉是已知的致癌物质。

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2. Diphenyl thiourea is an important intermediate of medicine and dyestuff.

二苯硫脲是重要的医药和染料的中间体。

youdao

3. The EI mass spectra of 19 new substituted thiourea compounds were studied.

研究了两类19种取代硫脲类化合物的低分辨ei质谱。

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4. The thiourea compounds are the broad spectral and high effective fungicides.

硫脲类化合物是一类具有广谱、高效的杀菌剂。

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5. Thiourea or sodium thiosulfate can reduce polymer degradation in RPW solutions.

硫脲和硫代硫酸钠均可减轻污水溶液中聚合物的降解。

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6. Furthermore, the affections of H2O2 and thiourea on the ECL of luminol were also studied.

并讨论了H2O2及硫脲对鲁米诺的电致化学发光的影响。

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7. The results show that the thiourea molecules are inclined to adsorbed on the silver surface.

实验结果表明:硫脲分子倾斜吸附在银表面。

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8. Thiourea is listed as CAS number "62-56-6" on this list of nationally recognized carcinogens.

在这个国家承认的致癌物质名单中,硫脲被列为CAS登记号码为“62-56-6”,。

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9. The reaction between periodate and thiourea in acidic medium has been investigated in a batch.

在酸性介质中,高碘酸盐氧化硫脲的非线性反应呈现多种不同的化学计量方程序。

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10. The different inhibitory action of Allyl thiourea and Phenyl thiourea have been compared with.

并比较了不同条件下缓蚀剂烯丙基硫脲和苯基硫脲缓蚀作用的差异。

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11. The preferred orientation of settled nickel layer didn't change with the concentration of thiourea.

另外,沉积层的择优取向不随硫脲浓度的变化而改变。

youdao

12. The specific scavenger of hydroxyl radical, thiourea, showed clear inhibitory effect on the system.

羟自由基清除剂硫脲对该体系的抑制作用明显。

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13. The mechanism of thiourea/cholamine mixture as rubber reclaiming agent and its effect were investigated.

研究以硫脲/乙醇胺的混合物作为橡胶再生剂的再生机理及其再生效果。

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14. It was found that the inhibition effect of the corrosion inhibitor BHD-Z was improved when thiourea was added.

结果表明,添加少量的硫脲就能显著提高缓蚀剂BHD - Z的缓蚀效果。

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15. Thiourea was then used as the primary catalyst to making fumaric acid from the waste water of phthalic anhydride.

接下来,通过选用硫脲作为主催化剂,另加入少量的助催化剂,将苯酐废水中的马来酸异构化制取富马酸。

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16. The interference of turbidness which is caused by thiourea and bone glue was corrected by dual wavelength measurement.

直接利用水合铜离子的蓝色,双波长扣除试样浑浊干扰;

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17. We have studied the surface enhanced Raman scattering of thiourea adsorbed on plated silver surface in HCl aqueous solution.

研究了在盐酸水溶中硫脲分子的表面增强拉曼散射。

youdao

18. The research provides theoretical backgrounds and good quantum method for the further study of new acyl thiourea bactericides.

本研究为新型酰基硫脲类杀菌剂的开发研究提供了理论依据和研究方法。

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19. Meanwhile, we have our own chemical industry production base, and produce Thiourea Dioxide, Isothiazoline Series and Biocides.

同时,我们拥有自己的化工生产基地,生产二氧化硫脲和异噻唑啉酮及杀生剂系列产品。

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20. Thiourea in a sulfuric acid solution causes silver sulfide (silver tarnish) to revert to silver metal by an electrolytic action.

在硫酸溶液中硫脲会引起硫化银(氧化银)由电解行动恢复纯银色的金属。

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21. The bulk density, as a property of thiourea, is not attracted attention since it is not prescribed definitely in product quality standard.

堆积密度作为硫脲晶体的物性参数之一,在产品质量标准中未作出明确规定,所以对此没有给予足够的重视。

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22. The hydrogen bond on the complanate triangle structure of thiourea, a kind of neutrality substance, can be the identification point to anion.

硫脲作为电中性物质,其平面三角形的极性氢键可作阴离子的识别位点。

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23. If the leaching system of ore gold is in the nonequilibrium state, it possesses not only higher leach rate but also less consumption of thiourea.

如浸取矿金的体系也处非平衡状态,则不但浸取速度快,而且硫脲消耗少。

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24. The comparison between refrigeration method and evaporation method for the production of thiourea in output, quality and consumption is discussed.

从产量、质量、消耗等方面对硫脲生产工艺进行比较,论证了冷法生产优于热法。

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25. Manufacture of ammonium sulfide, ethyl sulphur alcohol. raw material and semi - products in thiourea production. as floatation agent in copper ore.

是制造硫化铵及农药乙硫醇半成品的原料,采矿工业大量用于铜矿选矿。

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26. Studied the intramolecular synergistic inhibitive effect by dynamic weight-loss experiment between quaternary ammonium bis-imidazoline and thiourea.

动态失重法研究了双咪唑啉季铵盐和硫脲的缓蚀协同作用。

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27. The experiment of leaching gold in abandoned printed-wiring board with thiourea indicates that gold leaching with thiourea is possible and effective.

试验研究了采用硫脲法有效地从废弃印刷线路板中回收金。

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28. The investigation of thiourea leaching gold by adding the additive (CL) from the refractory gold concentrate containing sulphur and arsenic was presented.

进行了某富硫高砷金精矿加添加剂CL硫脲浸金试验研究。

youdao

29. The investigation of thiourea leaching gold by adding the additive (CL) from the refractory gold concentrate containing sulphur and arsenic was presented.

进行了某富硫高砷金精矿加添加剂CL硫脲浸金试验研究。

youdao

thiourea

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