2,3,4-三氟硝基苯,2,3,4-trifluoronitrobenzene
1)2,3,4-trifluoronitrobenzene2,3,4-三氟硝基苯
1.The New Method Of Synthesis 2,3,4-Trifluoronitrobenzene;2,3,4-三氟硝基苯的合成新方法
2.2,3,4-Trifluoroaniline was synthesized from 2,3,4-trifluoronitrobenzene in the medium of ethanol with Raney-Ni as catalyst.以2,3,4-三氟硝基苯为原料,乙醇为溶剂,在催化剂作用下经还原合成2,3,4-三氟苯胺。
3.2,3,4-trifluoronitrobenzene was synthesized from 2,4-dichloro-3-fluoronitrobenzene and potassium fluoride via halogen replacement reaction.介绍了用2,4-二氯-3-氟硝基苯与氟化钾经卤素置换反应合成2,3,4-三氟硝基苯的方法,讨论了2,4-二氯-3-氟硝基苯的合成条件-水分、催化剂、反应温度等因素对反应收率的影响,用高沸点的环丁砜代替原来的二甲基亚砜作溶剂,用苯脱除反应介质中的水分,确保反应在无水体系中进行,单步收率达到78 1%,总收率提高到55 3%。
英文短句/例句

1.Ultrasonic Promoted in Synthesis of 2,3,4-trichloronitrobenzene超声波强化2,3,4-三氟硝基苯的合成
2.Synthesis of 2,2',6,6'-Tetranitro-4,4'-di(trifluoromethyl)-biphenyl2,2',6,6'-四硝基-4,4'-二(三氟甲基)联苯的合成
3.Synthesis of N,N′-Di-(2,3,4-Tri-O-Acetyl)-Diamino-Diphenyl-Methane GlucosideN,N′-二(2,3,4-三-O-乙酰基)葡萄糖二氨基二苯甲烷苷的合成
4.Synthesis of 3,4-Difluorobenzonitrile by Fluorodenitration from 4-Fluoro-3-nitrobenzonitrile硝基直接氟化法合成3,4-二氟苯腈
5.trifluoro-2,6-dinitro-Npropyl- para-toluidineN-环丙基甲基-α,α,α-三氟-2,6-二硝基-N-丙基-对甲苯胺
6.Preparation of MCM-41-SO_3H and Catalytic Synthesis of 2-Trifluoromethoxy-5-nitroaniline介孔分子筛的制备及催化合成2-三氟甲氧基-5-硝基苯胺
7.Study on Solid Superacid for Nitration in Preparation of m-Trifluoromethylphenol;超强酸催化硝化在间三氟甲基苯酚制备中的应用
8.DW-Spectrophotometric Determination of Trace Amounts of Thallium (Ⅲ) with 4-Nitro-4′-fluorophenyl-diazo-amino-azobenzene as Chromogenic Reagent4-硝基-4′-氟苯基重氮氨基偶氮苯为显色剂双波长分光光度法测定痕量三价铊
9.picric acid苦味酸(三硝基苯酚)
10.Determination of 2, 4-Dinitrofluorobenzene by High Performance Liquid Chromatography (HPLC)高效液相色谱法测定2,4-二硝基氟苯
11.Study on Synthetic Technology of 1, 2-Dichloro-4-nitrobenzene and 2-Chloro-1-Fluoro-4-Nitrobenzene;3,4-二氯硝基苯与3-氯-4-氟硝基苯合成工艺的研究
12.Such esters, or mixtures thereof may also be modified by additives such as nitrobenzene, nitrotoluence, dinitrotoluene or trinitrololuene.这种酯或其混合物,也可由硝基苯,硝基甲苯,二硝基甲苯或三硝基苯等附加物来改性。
13.Study on the Synthesis of 1, 3, 5-triamino-2, 4, 6-trinitrobenzene1,3,5-三氨基-2,4,6-三硝基苯的合成
14.Studies on the Nucleophilic Reactions of 5-(4-nirophenyl)-10, 15,20-triphenylporphyrin;5-(4-硝基苯基)-10,15,20-三苯基卟啉的亲核反应研究
15.Synthesis of N-(4-Chloro-3-trifluoromethylphenyl)-N′-(4-bromophenyl) ureaN-(4-氯-3-三氟甲基苯基)-N′-(4-溴苯基)脲的合成
16.Synthesis of 2-Methoxy-4'-trifluoromethyl Acetophenone;2-甲氧基-4'-三氟甲基苯乙酮的合成
17.Synthesis of 1-[3-(Trifluoromethy1)pheny1]-2-propanone1-[3-(三氟甲基)苯基]-2-丙酮合成的研究
18.It is trinitrotoluene, TNT to you.此物名三硝基甲苯,即通称的TNT。
相关短句/例句

1-Nitro-2,3,4-trichlorobenzene2,3,4-三氯硝基苯
3)2,3,4-trifluoroaniline2,3,4-三氟苯胺
1.2,3-Difluoro phenol is prepared with 2,3,4-trifluoroaniline as a raw material through two steps of diazotization and hydrolysis, and then treated with a suitable method.以2,3,4-三氟苯胺为原料,经过重氮化、水解2步,再采用合适的处理方法得到2,3-二氟苯酚,研究了合成条件。
4)2,3,4-Trifluorophenol2,3,4-三氟苯酚
5)2,3,4-Trifluorobenzonitrile2,3,4-三氟苯腈
6)2,3,4-Trifluorobromobenzene2,3,4-三氟溴苯
延伸阅读

2,3,4-三氟硝基苯分子式:C6H2F3NO2分子量:177.08CAS号:771-69-7性质:淡黄色油状液体。沸点92℃(2.7kPa),20mmHg), 相对密度1.541,折射率1.4920,闪点93℃。制备方法:以2,6-二氯苯胺为原料,经Schiemann反应、硝化和氟化制得。用途:本品主要用于合成新一代氟喹诺酮类抗菌药氟嗪酸(氧氟沙星)。还可用于合成喹酮酸类抗菌药洛美沙星等。