Picoline is the by-product in the preparation of diphenylamine with aniline.

甲基吡啶是苯胺连续缩合合成二苯胺的副产物。

N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.

以苯胺和溴乙烷为原料,用四乙基铵作相转移催剂,在常压下合成N,N二乙基苯胺。

A new curing agent was synthesized by the reaction of phenylamine-formaldehyde and dicyanodiamide.

利用苯胺-甲醛与双氰胺反应得到了一种改性产物。

A clean process for synthesizing fluobenzene with aniline was developed.

开发了以苯胺为原料的氟苯清洁生产工艺。

Nitrodiphenylamine is synthesiized by direct condensing method,adsopting aniline and 2-nitrochlorobenzene as feeds,PEG as phase transfer catalyst.

以苯胺、邻硝基苯为原料,采用直接缩合法引入相转移催剂合成邻硝基二苯胺。

N,N-diethylaniline was synthesized from aniline with bromoethane using tetraethylammonium chloride as phase transfer catalyst under atmospheric presure.

用四乙基胺作相转移催剂可在常压下由苯胺和溴乙烷合成N,N-二乙基苯胺。

Fluoroaniline is synthesized in two steps from p-nitrochlorobenzene and active potassium fluoride.

以对硝基苯和活性氟钾等为原料,经二步法合成了对氟苯胺。

A improved process of p-amino-N,N-dimethylaniline applied caustic soda solution as materials was introduced.

阐述了采用液碱(苛性钠溶液)代替氨水生产对氨基-N,N-二甲基苯胺的方法。

The triphenylamine azo compounds were successfully characterized by matrix-assisted laser desorption-ionization time of flight mass spectrometry(MALDI-TOF MS).

利用基质辅助激光解吸电离间质谱法分析三苯胺偶氮合物。

Metachromatic granules contain RNA and polyphosphates They are deeply stained with aniline dyes。They are characteristic features of the corynebacteria.

异染颗粒含RNA和多聚磷酸盐。用苯胺染料可浓染。是棒状杆菌的特点。

Dichlorofluorobenzene is prepared by diazotizating of 2,4-dichloro aniline and substituting of 2,4-dichloro diazo benzene with fluorinion.

在此概述了由2,4-二苯胺经过重氮、置换制得2,4-二氟苯的生产新工艺,产品纯度达到99。

Methods To detect the sed occult blood of 200 specimens with both ortho-tolidine method and immunogold method.then analyse the results.

方法用邻联甲苯胺和便隐血胶体金检测试纸分别检测200例粪标本进对照实验并分析。

The white mixture of starting materials turns green after milling, indicating the formation of polyaniline in its doped emeraldine oxidation state.

白色的初始材料混合物在球磨后变成了绿色，这表明，混合物在掺杂苯胺绿状态下形成了聚苯胺。

Two series of thermotropic liquid crystalline polyureas were synthesized by the copolymerization of benzidine (or o-tolidine),1,6-hexane diamine and 2,4-toluene diisocyanate.

为合成新型热致液晶聚脲，以含液晶基元的联苯二胺（或联邻甲苯胺）、1，6-己二胺、2，4-甲苯二异氰酸酯为原料进合成。

Organic colors related to carcinogenic aromatic amine, especially the important intermediate 3,3' dichloroaniline of organic color are discussed in details.

本文就有机颜料涉及的致癌芳香胺,特别是有机颜料的重要中间体3,3′二联苯胺作详细阐述,并对其他一些生态环保问题进探讨。

Every ten nude mice were killed at 8 and 12 weeks and were examined by safranine O-fast green and toluidine blue staining.

8，12周各处死10只，甲苯胺蓝和番红O-固绿染色。

By the deoxidization of zero-valent iron,nitrobenzene,an organic compound hard to be biodegraded,can be deoxidized to nitrosobenzene,and further to aniline,which is easily biodegraded.

利用零价铁的还原性质,将难生物降解的有机物硝基苯先还原生成亚硝基苯,然后再进一步还原成可生物降解的苯胺。

The enantioselectivity of N-dodecanoyl-L-proline-3,5-dimethyl-anilide is also good, but the basic line fluctuates strongly due to containing benzene ring in its molecular structure.

虽然用N-十二酰基-L-脯氨酸-3,5-二甲基苯胺作添加剂，手性选择性也较好，但由于含有苯环，紫外吸收增强，基线波动严重。

A synthetic method of benazolin ethyl was present with ochloroaniline, ammounium rhodanide, sulfuryl chloride, sodium nitrite and ethyl chloroacetate as the raw materials.

报道了以邻苯胺、硫氰酸铵、硫酰、亚硝酸钠和乙酸乙酯为主要原料合成草除灵乙酯的方法。

N butyl 2 ethoxy thioacridone was prepared from o chloro benzoic acid and p phenetidine by means of Ullman reaction,cyclization,N alkylation and sulfurization.

以邻苯甲酸和对乙基苯胺为原料,经过胺的苯基、二芳胺的环、N-烷基、硫代反应合成了N-丁基-2-乙基硫代吖啶酮。