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

甲基吡啶是连续缩合合成二的副产物。

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

以对氯硝基和活性氟化钾等原料,经二步法合成了对氟。

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

以和溴乙烷原料,用四乙基氢氧化铵作相转移催化剂,在常压下合成N,N二乙基。

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

利用-甲醛与双氰反应得到了一种改性产物。

A clean process for synthesizing fluobenzene with aniline was developed.

开发了以原料的氟清洁生产工艺。

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-二甲基的方法。

Sudan stains Any of various stains based on aniline dyes, and used to color fats and waxes, and hence cutinized (e.g. cuticle ) and suberized (e.g.Casparian strip) tissues.See staining.

以料基础配而成的各种料，用于使脂肪和蜡着色，因此可以皮肤（例：表皮）和栓化组织（例：凯氏带）。

The purpose of polymethylene polyphenyl polyamines purification system is to get rid of anilin and water.The stripping tower and drying tower are two main separation units in the system.

多统的任务是脱除粗多中的和水,针对现有工艺存在的效果差、消耗高等问题,分别对影响汽提塔和干燥塔的因素进行了模拟分析,提出了相应的改进措施。

In this study, the yield of acetanilide and benzanilide synthesis and the rate of reaction were compared between the traditional heat method and microwave inducement.

对比研究了常规加热与微波诱导下合成乙酰、甲酰的合成产率及反应速率。

On the basis of mechanism analysis and compare of CODCr degradation rate, parachlorophenol and aniline were found to be easier degraded by ferrate than nitrobenzene.

由机理分析和宏观CODCr降解率难易程度比较可知高铁酸根与对氯酚、的反应比与硝基的反应更加容易进行。

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.

以邻氯甲酸和对乙氧基原料,经过的基化、二芳的环化、N-烷基化、硫代化反应合成了N-丁基-2-乙氧基硫代吖啶酮。

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

报道了以邻氯、硫氰酸铵、硫酰氯、亚硝酸钠和氯乙酸乙酯主要原料合成草除灵乙酯的方法。

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，行甲蓝和番红O-固绿色。

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先还原生成亚硝基,然后再进一步还原成可生物降解的。

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-3,5-二甲基作添加剂，手性选择性也较好，但由于含有环，紫外吸收增强，基线波动严重。

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，混合物在掺杂绿氧化状态下形成了聚。

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

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

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,特别是有机颜料的重要中间体3,3′二氯联作详细阐述,并对其他一些生态环保问题进行探讨。

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.

合成新型热致液晶聚脲，以含液晶基元的联二（或联邻甲）、1，6-己二、2，4-甲二异氰酸酯原料进行合成。

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

异颗粒含RNA和多聚磷酸盐。用料可浓。是棒状杆菌的特点。