1) Halogenation of aromatics
芳烃卤化
2) aryl halide
卤代芳烃
1.
Ligand free Ullmann coupling reactions of aryl halides catalyzed by Pd/C were studied in O/W Triton X10 microemulsion(ME) in comparison with biphase systems.
结果表明,微乳体系中联苯收率高于两相体系;比较了在离子、非离子表面活性剂构成的不同微乳体系中的反应活性;研究了卤代芳烃在TX10 ME(O/W)中的甲酸钠、碱类型、Pd/C用量、温度等对反应的影响。
2.
Recent advances in the palladium-catalyzed Ullmann-type coupling of aryl halides in- cluding reductive coupling and oxidative coupling reactions have been reviewed.
综述了钯催化卤代芳烃Ullmann偶合反应的研究进展,其中包括钯催化还原Ullmann偶合反应和钯催化氧化Ullmann偶合反应等两部分。
3.
The reductive coupling of aryl halides to form the corresponding biaryls was effected with high selectivity in water,using formic hydrazide as a reducing agent in the presence of a catalytic amount of Pd/C.
在Pd/C催化下,以甲酰肼为还原剂,卤代芳烃通过还原偶联反应能高选择性地合成相应的联苯化合物。
3) aryl halides
卤代芳烃
1.
It is an important method to form C Ar—N by palladium-catalyzed amination of aryl halides.
钯催化卤代芳烃胺化是形成CAr—N的重要方法。
2.
With the application of sterically hindered, electron-rich alkylphosphines, this reaction is now applicable to a broad range of aryl halides.
我们发现,利用2-叔丁基膦-2-异丙氧基-1,1 -联萘作配体,在钯的催化下,丙二酸二乙酯、乙酰乙酸乙酯分别用K3PO4和K2CO3作为碱,和多种卤代芳烃发生α-芳基化反应,实现了α-芳基化反应。
3.
Firstly, a cyanation process of aryl halides with K4[Fe(CN)_6]-3H_2O as the cyanating reagent was studied.
本文先以价廉易得、环境友好、无毒的亚铁氰化钾作为氰基化试剂对卤代芳烃进行氰基化反应研究。
4) aromatic halide
卤代芳烃
1.
Study of the trifluoromethylation of aromatic halides;
卤代芳烃三氟甲基化反应的研究
2.
In the presence of copper(Ⅰ) iodide as the catalyst and under the protection of inert gas,aromatic halides including bromobenzene,iodobenzene,iodotuluene and iodonitrobenzene reacted with sodium trifluoroacetate to give the corresponding trifluoromethylated compounds in moderate to good yields.
在惰性气体保护及碘化亚铜催化的条件下,三氟乙酸钠与溴苯、碘苯以及碘代甲苯和碘代硝基苯等卤代芳烃反应,制备得到相应的三氟甲基化合物。
5) halogenated aromatic hydrocarbons
卤代芳烃
1.
Research on application of PLS and PM3 algorithms in QSPR to reductive dehalogenation of selected halogenated aromatic hydrocarbons in anoxic sediment;
PLS和PM3算法对缺氧沉积物中卤代芳烃还原脱卤QSPR研究
2.
Trie application of carboxymethyl-β-cyclodextrin on the solubi-lization of halogenated aromatic hydrocarbons is investigated.
本文报道了羧甲基-β-环糊精的一种简便合成方法,并研究了羧甲基-β-环糊精对卤代芳烃类化合物的增溶作用。
3.
PM3 hamiltonian was used to compute descriptors of some halogenated aromatic hydrocarbons, such as pola-rizability, dipole, etc.
采用量子化学PM3算法,计算了部分卤代芳烃的分子平均极化率(α)等参数,并成功地应用于部分卤代芳烃正辛醇/空气分配系数(K_∞)的拟合与预测。
6) halogenated aromatic
卤代芳烃
1.
One of the typical halogenated aromatic, 1,4-DCB is choosed as the research target pollutants in this study.
本实验选用卤代芳烃的代表物质1,4-二氯苯(1,4-DCB)作为研究目标物质。
补充资料：蒸汽裂解轻芳烃的石脑油与富含1,3-戊二烯蒸汽裂解轻芳烃的石脑油和蒸汽裂解中芳烃的石脑油的聚合物
CAS：68527-25-3
中文名称：蒸汽裂解轻芳烃的石脑油与富含1,3-戊二烯蒸汽裂解轻芳烃的石脑油和蒸汽裂解中芳烃的石脑油的聚合物
英文名称：Naphtha, petroleum, light steam-cracked arom., polymer with light steam-cracked arom. petroleum naphtha piperylene conc. and medium steam-cracked arom. petroleum naphtha
naphtha (petroleum), light steam-cracked arom.,polymer with light steam-cracked arom. petroleum naphtha piperyleneconc. and medium steam-cracked arom. petroleum naphtha
Naphtha,petroleum,light steam-cracked arom.,polymer with light steam-cracked arom. petroleum naphtha piperylene conc. and medium steam-cracked arom. petroleum naphtha
中文名称：蒸汽裂解轻芳烃的石脑油与富含1,3-戊二烯蒸汽裂解轻芳烃的石脑油和蒸汽裂解中芳烃的石脑油的聚合物
英文名称：Naphtha, petroleum, light steam-cracked arom., polymer with light steam-cracked arom. petroleum naphtha piperylene conc. and medium steam-cracked arom. petroleum naphtha
naphtha (petroleum), light steam-cracked arom.,polymer with light steam-cracked arom. petroleum naphtha piperyleneconc. and medium steam-cracked arom. petroleum naphtha
Naphtha,petroleum,light steam-cracked arom.,polymer with light steam-cracked arom. petroleum naphtha piperylene conc. and medium steam-cracked arom. petroleum naphtha
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条