diazotization
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n.
重氮化作用;
权威例句
DiazotizationDiazotization
Benzynes via Aprotic Diazotization of Anthranilic Acids: A Convenient Synthesis of Triptycene and Derivatives
Nucleic acid related compounds. 34. Non-aqueous diazotization with ter...
A New, One‐Step, Effective Protocol for the Iodination of Aromatic and Heterocyclic Compounds via Aprotic Diazotization of Amines
Observations on the diazotization-coupling reaction for the histochemical demonstration of tyrosine: metal chelation and formazan va...
Adaptation of the Morel-Sisley protein diazotization procedure to histochemical demonstration of protein bound tyrosine
Diazotization of heterocyclic primary amines
Arynes via aprotic diazotization of anthranilic acids
Spectrophotometric determination of aniline by the diazotization-coupling method with N-(1-naphthyl)ethylenediamine as the coupling ...
1. Six kinds of special reacting conditions for the diazotization of aromatic amines are discussed with concrete examples given out for illustration.
在通用的反应条件的基础上,讨论芳香伯胺重氮化反应的六种特殊反应条件,并给出具体的实例加以说明。
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2. Chrysophanic acid(6) in total yield of 40.4% was synthesized from 3-nitrophthalic acid by dehydration, Friedel-Crafts acylation, reduction, diazotization, hydrolysis and cyclization.
以3-硝基邻苯二甲酸为原料,经脱水、傅克酰基化、还原、重氮化、水解和环合反应合成了大黄酚(6),总收率40.4%。
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3. Used o-aminobenzoic acid as material, 3,5-dichlorobenzoyl chloride was prepared by means of chlorination, diazotization, chloroformylation. The total yield was over 86%.
以邻氨基苯甲酸为原料通过氯代、重氮化、酰氯化制备出了3,5-二氯苯甲酰氯,总收率达到了86%。
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4. METHODS Phenazopyridine hydrochloride was obtained by successive diazotization, coupling reaction, neutralization and salt formation, starting from aniline.
方法以苯胺为原料,经重氮化、偶合、中和、成盐得盐酸非那呲啶;
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5. Highly purified ptrifluoromethylcinnamic acid with the total yield of 41.4% was synthesized from p-trifluoromethylaniline by diazotization acylation of formaldoxime and condensation.
以对三氟甲基苯胺为原料,经重氮化和缩合反应合成了高纯度的对三氟甲基肉桂酸,总收率41.4%。
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6. The mixed anhydride reaction and diazotization reaction were employed respectively to conjugate chloramphenicol (CAP) with large carrier protein.
分别采用混合酸酐法和重氮化法合成氯霉素(CAP)免疫原。
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7. Objective To study resonance light scattering spectra of diazotization- coupling reaction and establish a new method for the determination of trace nitrite.
目的研究重氮化-偶联反应的共振散射光谱并应用于亚硝酸根的测定。
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8. Objective To study resonance light scattering(RLS) spectra of diazotization-coupling reaction and establish a new method for the determination of trace nitrite.
目的研究重氮化-偶联反应的共振散射光谱并应用于亚硝酸根的测定。
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9. Synthesize saframine O using o-toluidine as primer reactant by diazotization, coupling reaction, reduction reaction, and oxidation.
研究了以邻甲基苯胺为起始原料,经重氮化、偶合、还原、氧化反应合成藏花红的方法。
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10. The technology and equipment for the process of side-chain chlorination, oxidation, diazotization and coupling are introduced.
介绍了侧链氯化、氧化、重氮化和偶合的工艺及设备。
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11. Acylase I was immobilized on Y-type molecular sieve by using 4 kinds of methods, namely, adsorption, adsorption-crosslink, coupling and coupling-diazotization.
以Y型分子筛为载体,分别采用吸附法、吸附-戊二醛交联法、偶联法和偶联-重氮法4种方法对氨基酰化酶I进行固定化。
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12. The starting reagent, p-trifluoromethylaniline, was subjected to diazotization, oximation, and hydrolyzationto synthesize p-trifluoromethyl benzaldehyde, with a total yield of 35.
以对三氟甲基苯胺为原料,经重氮化、肟化、水解制得对三氟甲基苯甲醛,收率35。
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13. Firstly introduces reaction mechanism and synthesis study on the acylation, diazotization, bromination reaction and so on.
首先介绍了酰基化反应、重氮化反应、溴化反应,成醚反应的机理和合成研究。
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14. Ciba has developed a nitrite feed rate gauge system for controlling process of continuous diazotization by polar voltage method, and Hoechst has developed newly an equipment for continual coupling.
汽巴公司发明了用极性电压法控制连续重氮化过程中亚硝酸盐加入速度的探测系统,赫斯特公司发明了连续式偶 合装置。
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15. In the diazotization and thehydrolyzation, the concentration of sulfated acid is 60%, the diazotizationtemperature is 15℃.
重氮化和水解反应硫酸浓度为60%,重氮化反应温度为15℃。
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16. METHODS:This compound was synthesize by steps of ammonolysis, hydrogenize, diazotization and coupling from 4 nitrobenzoyl chloride.
方法:以对硝基苯甲酰氯为原料,经氨解、氢化、重氮化及偶合四步反应得到了巴柳氮。
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17. NO contents were determined by Diazotization assay and neuronal survival was measured by MTT assay. PACAP could decrease cultured hippocampal neuronal death induced by glutamate.
重氮 化反应法测定NO浓度,MTT法测定神经元存活率,PACAP能减少谷氨酸引起的海马神经元死亡;
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18. METHODS Balsalazide disodium was synthesized by reactions of condensation , reduction, diazotization , coupling and salification from 4-nitrobenzoyl chloride.
方法以对硝基苯甲酰氯为起始原料,经缩合、还原、重氮化、偶合、成盐等反应制得巴柳氮二钠。
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19. Synthesis of triclosan from 2,4-Dichlorophenol and 2,5-Dichloro-nitrobenzene usually involves etherization, reduction of nitro group, diazotization and hydrolysis.
其合成一般是以2 ,4-二氯苯酚和2 ,5-二氯硝基苯为原料,经过醚化、硝基还原、重氮化及水解等几步反应。
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20. Methods RLS spectra was used to determine trace nitrite by the diazotization-coupling reaction between sulfanilic amide-N, N-dimethyl aniline-nitrite.
方法利用磺胺-N,N-二甲基苯胺-亚硝酸根间发生的重氮化-偶联反应,通过共振散射光谱法测定痕量亚硝酸根。
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21. Methods RLS spectra was used to determine trace nitrite by the diazotization-coupling reaction between sulfanilic amide-N, N-dimethyl aniline-nitrite.
方法利用磺胺-N,N-二甲基苯胺-亚硝酸根间发生的重氮化-偶联反应,通过共振散射光谱法测定痕量亚硝酸根。
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22. After nitrate was reduced by copper-coated cadmium granules,the nitrite produced was determined by diazotization of fuchsin acid and coupling to resorcinol.
采用镀有铜的镉还原硝酸盐(NO-3 )为亚硝酸盐(NO-2 )后,于酸性条件下,将品红与NO-2 进行重氮化,再与间苯二酚在弱碱介质中偶合成稳定的橙色染料。
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23. indirect diazotization
间接重氮化
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24. diazotization titration
重氮化滴定
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25. diazotization process
重氮化处理
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26. diazotization, diazotizing
重氮化;重氮化反应
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27. Dichloro?4? nitroaniline reacted in the presence of ethanol to give3,5? dichloronitrobenzene through diazotization and deamination reactions.
在乙醇介质中,由2,6二氯4硝基苯胺经重氮化脱氨基合成3,5二氯硝基苯,重氮化和脱氨基一步完成,3,5二氯硝基苯收率达75%上。
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28. direct diazotization
直接重氮化
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diazotization




