甲苯胺

In the article, distributions of mast cells in spleen, cecum tonsilla and cecum of francolin were observed by improved toluidine dye method,alcian blue-Safranine dye method,long time toluidine dye method.

应用阿尔新蓝-藏花红染色法、改良甲苯胺蓝染色法、长效甲苯胺蓝染色法等三种不同染色方法观察鹧鸪脾脏、盲肠、盲肠扁桃体肥大细胞分布情况，结果表明：1。

According to the contrasts between the structure of PANI and that of POT, the conclusion could be made that steric hinderance effect of methyl groups in the poly-O-methylaniline is more prominent than induction effect and hyperconjugation.

比较聚苯胺和聚邻甲苯胺的结构可知，甲基取代苯环中的一个氢原子后，甲基对聚邻甲苯胺的空间位阻效应明显大于诱导效应和超共轭效应。

Using 9 fluorenylmethylchloroformate as a pre column derivatising agent, nine aromatic amines ( o toluidine, 4 chloro o toluidine, aniline, 2,4,5 trimethylaniline, p cresidine, p chloroaniline, 4 aminodiphenyl, o anisidine, 2 naphthylamine,) are separated and a quantitative analysis method is studied by means of RP HPLC.

以氯甲酸 9 芴基甲酯为柱前衍生试剂，对 9种单环芳香胺(邻甲苯胺、4 氯邻甲苯胺、苯胺、2 ，4 ，5 三甲基苯胺、3 氨基对甲苯甲醚、对氯苯胺、4 氨基联苯、邻氨基苯甲醚、2 萘胺)进行了高效液相色谱分离和定量分析方法研究。

The baseline separation of 9 neutral compounds (thiourea, benzene, toluene, ethyl benzene, n-propylbenzene, naphthalene, n-butylbenzene, fluorene and anthracene) and 7 acidic, basic and neutral compounds (thiourea, o-aminophenol, phenol, benzene, o-methylaniline,α-naphthylamine, 2,4-dichloroaniline) can be obtained under optimized capillary electrochromatographic conditions.

在该均相硅胶基质整体柱上成功地分离了9种中性物质(硫脲、苯、甲苯、乙基苯、正丙苯、萘、正丁基苯、芴和蒽)以及7种中性、酸性和碱性物质(硫脲、邻氨基酚、苯酚、苯、邻甲苯胺、α-萘胺和2，4-二氯苯胺)。

We have not found any reports that o-toluidine and N,N-dimethylaniline can be used as antiknock. The electrochemical properties of aromatic amine are in line with its' antidetonating quality and actual application.

而实际上采用胺类化合物作抗爆剂时，一般使用N-甲基苯胺、苯胺、邻甲苯胺及间甲苯胺，尚未见到使用对甲苯胺和N，N-二甲基苯胺的报道。

Seven Schiff bases of N-(4-hydroxyphenylmethylene)-1-naphthylamine, N-(4-hydroxyphenylmethylene)-p-methoxyaniline, N-(4-hydroxyphenylmethylene)-benzylamine, N-(4-hydroxy-3-methoxyphenylmethylene) furfurylamine, N-(4-hydroxy-3-methoxyphenyl methylene)-p-methylaniline, N-(4-hydroxy-3-methoxyphenylmethylene)-p-methoxyaniline and N-salicylidene-4-aminoantipyrine were first synthesized by the one step solid phase reactions between aromatic aldehydes with phenolic hydroxyl and amines at room temperature without solvent.

分别以带酚羟基的芳醛与胺类反应，首次通过室温固相反应一步合成了N-（4-羟基苯基亚甲基）-1-萘胺、N-（4-羟基苯基亚甲基）-对甲氧基苯胺、N-（4-羟基苯基亚甲基）-苄胺、N-（4-羟基-3-甲氧基苯基亚甲基）糠胺、N-（4-羟基-3-甲氧基苯基亚甲基）-对甲苯胺、N-（4-羟基-3-甲氧基苯基亚甲基）-对甲氧基苯胺和N-亚水杨基-4-氨基安替比林7种Schiff碱，反应15min完成，产率均超过90％。

Racemic backbones 2-amino-2'-hydroxy-6,6'-dimethyl-l,l'-biphenyl la and 2-amino-2'-hydroxy-4,4',6,6'-tetramethyl-l,1'-biphenyl 1b were synthesized from o-methylaniline and 2,4-dimethylaniline via nitration, diazotation/iodination, Ullmann coupling, selective reduction, diazotation/hydrolysis and hydrogenation.

从邻甲苯胺及2，4-二甲基苯胺出发，经过硝化，重氮化-碘代，偶联，单还原，重氮化-水解及还原反应合成了消旋体骨架2-氨基-2'-羟基-6，6'-二甲基-1，1'-联苯1a和2-氨基-2'-羟基-4，4'，6，6'-四甲基-1，1'-联苯1b。

Results In 38 cases of tarry stools,the positive percentage is 60.5 by colloidal gold indicator paper,and the positive percentage is100 byorthotolidine method and tetramethyl benzidine indicator paper.In 16 cases of stomach strains the positive percentage is respectively 68.8,100 and 81.3 by above three methods.

结果：测试38例&柏油&样粪便标本，胶体金试纸阳性率为60.5％，邻联甲苯胺和尿隐血试纸均为100％；测试16份含红细胞的胃引流物标本，胶体金试纸阳性率为68.8％，邻联甲苯胺为100％，尿隐血试为81.3％。

TGF-β1 modified ATSCs cultured in alginate gel expressed positive toluidine blue staining and splitting phase of the nucleus was observed.

细胞藻酸钠复合体甲苯胺兰染色观察：TGF-β1基因修饰的ATSCs甲苯胺兰染色阳性，可见细胞分裂相。

The empirical Freundlich equation was successfully employed to describe the adsorption process. Due to hydrogen-bonding interaction between the tertiary amino groups on the resin and the amino groups of p-methylaniline, the adsorption capacity towards p-methylaniline of NDA-8 is higher than that of NKA when the equilibrium concentration is 5 mmol/L.

结果表明：2种树脂吸附对甲苯胺均符合Freundlich等温吸附方程，NDA-8树脂表面叔氨基与对甲苯胺之间的氢键作用可有效强化吸附能力，在平衡浓度均为5mmol/L的情况下，其吸附容量达到NKA的1.5~1.6倍。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。