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

以对氯苯和活性氟钾等为原料,经步法合成了对氟苯胺。

This proved that nitrourea was a more suitable reactant than urea to synthesize Keto-RDX.

由此表明了在生成RDX酮的反应过程中，脲上比脲更为合适的反应形式。

The method for the determination of 4,6-dinitro-cresol(DNOC) in fruits has been established with GC-MS.

利用气质联用(GC-MS)技术建立了水果中4,6-甲酚(DNOC)的测定方法。

The protective coating on aluminium foils packaging for medicine was formulated with thermosetting acrylic resin,pyroxylin.

采用热固性丙烯酸树脂、纤维素等制成药品包装用铝箔保护涂料。

Nefedipine was synthesized with m-Nitrobenzaldehyde,ethyl acetoacetate,ammonium acetate.

以间苯甲醛,乙酰乙酸乙酯,氨试剂为原料。

The 2,6 dipicrylamino 3,5 dinitro pyridine(PYX)pureness reference material had been certificated by potentiometric method.

用电位滴定法对2，6-双（苦氨）-3，5-吡啶（PYX）准物质的纯度进行测定。

Nitryl aromatic hydrocarbon affect environment and human health mainly by waste water, dust and smoke.

芳烃主要通过废水、粉尘、蒸气等形式污染环境，影响人体健康。

The isomer ratio of o-MNT to p-MNT,the degree of dinitration and the ratio of 2,6-DNT to 2,4-DNT have been investigated in the mononitration product of toluene by mixed acid.

通过改变反应条件,研究了硫混酸剂对甲苯一段产物的对异构体比例、程度及2,6-甲苯与2,4-甲苯生成比例的影响。

The standard deviations were 0.06 and 0.14 for Phoxim and Quintozene repectively,while the coefficients of variation were 1.14% and 1.34%.The average recoveries were 99.5 and 99.2% separately.

辛硫磷和五氯苯准偏差分别为0.06和0.14,变异系数分别为1.14%和1.34%,平均回收率分别为99.5%和99.2%。

The article is about how to use phosgene and p-nitrophenylamine to react in acetic ether's liquefier to produce p-nitro-phenyl isocyanate, Its best technological condition have been discussed.

介绍用光气和对苯胺在乙酸乙酯溶剂中反应来制备对异氰酸苯酯的方法，并讨论了其最佳工艺条件。

This paper presents the studies on the reaction form of urea or nitrourea which condenses with nitrolysis fragments of urotropine to form Keto-RDX in nitrating agents.

通过改变加料方式来研究脲或脲在剂中与乌洛托品解碎片进行缩合反应的形式。

Nitro 1,2,4 triazole 5 one(NTO)can be obtained by nitrating 1,2,4 triazole 3 one (TO) under different conditions,and nitrobenzyl derivatives of TO are prepared as well.

研究了1，2，4三唑酮3（TO）衍生物的合成，结果表明TO在多种条件下均可制得31，2，4三唑酮5（NTO），同时还合成了TO的取代苯衍生物。

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苯酚、苯胺的反应比与苯的反应更加容易进行。

Pyridine can react with halogens,nitronium fluoroborate, sulfur trioxide, boranes and chromium trioxide to form some useful organic reagents which are introduced briefly in the paper.

吡啶可以和卤素、四氟硼盐、三氧硫、硼烷及三氧铬反应，形成一些有用的有机试剂。

Aqueous titanium trichloride promoted intermolecular reductive cyclization of 1,2 -diketone and o-nitroaniline in basic media provides a convenient method for the synthesis of quinoxaline derivatives.

本文研究了三氯钛水溶液作用下,苯胺与1,2-酮在碱性介质中分子间的成环反应,提供了一个方便地合成取代喹喔啉类合物的方法。

Two different kinds of palladium complexes of nitrogen containing polymere havebeen prepared and their catalytic actions for p -nitro -methyl benzfene have been invertigeted.

制备了两种不同的含氮高分子-钯络合物，并研究了它们对对甲苯的催活性。

The sythesis of Monuron herbicide by oxidative-reductive carbonylation of dimethyamine and p-ClC6H4NO2 using selenium as catalyst and organic base as cocatalyst was studied.

研究了以硒为催剂,有机胺为助催剂,对氯苯和甲胺为反应底物,经高选择性氧还原羰一步合成灭草隆除草剂。

The maximum inhibition rate of the extract on the formation of N-nitrosodimethylamine and NO2-elimination capabilities of coriander leaf essential oil was 70.

研究了超声波法提取芫荽茎叶挥发油以及挥发油对N-亚甲胺合成的阻断作用和对亚酸钠的清除作用。

Schneiderite, for instance, consisting of a mixture of ammonium nitrate and dinitronaphthalene, is mixed in an edge runner in batches of 60kg.

例如，由酸铵和组成的混合炸药施奈德莱特，便是以每批60公斤在轮碾机中混合的。

Methods To observe the effect of emodin on delayed type hypersensitivity (DTH) induced by dinitrofluorobenzene (DNFB), mice were administered emodin by i.p.

方法腹腔给药,观察大黄素对氟苯(DNFB)诱导的小鼠迟发型超敏反应的影响。