芳基的

Substituted aryl ethers are the key intermediate compounds to synthesize dye, medicine, pesticide and so on.

取代芳基醚这类化合物，是合成染料、医药、农药等的重要中间体。

The aryl group can be a five- or six-membered heterocyclic ring.

芳基可以是五-或六-元杂环的环。

The catalytic performance for the Heck reactions of various substituted aryl halides with acrylic acid or styrene was studied.

研究了该催化剂对各种取代卤代苯与丙烯酸、苯乙烯的Heck芳基化反应催化性能。

However,aryl arenesulfonates and mesylates are attracting more interesting.

近年来，芳基磺酸酯和甲磺酸酯参与的交叉偶联反应日益受到关注。

Aryl disulfides, for example , inhibit polyolefin oxidation

例如芳基二硫化物可抑制聚烯烃的氧化。

In addition, the conjugation of aromatic compounds was also in favor of the chargedispersion.

此外，芳基化合物的共轭作用也有利于离子对电荷分离。

Using p-xylene, different acyl chloride and alkylogen, six kinds of isomers were synthesized, with similar structure, carbons of same quantity, and the position of alkylaryl dissimilarity.

本文利用对二甲苯、不同碳数直链酰氯以及卤代烷合成出6种结构相似、长链烷烃碳数为12、芳基在烷烃链不同位置的烷基苯磺酸盐类表面活性剂。

The amidation and esterification of different cyclic anhydride s with aniline and phenol gave different major products,and the routes were optimized.

结果表明，环酐的分子结构直接影响反应结果，当酸酐分子存在共轭结构时以N-芳基内酰胺为主要产物。

Iodobenzene, bromobenzene and their derivatives reacted smoothly with n-butyl acrylate or styrene under phosphine-free reaction conditions in the presence of palladium acetate and fluoroquinolones.

碘苯、溴苯和其它芳基卤衍生物与丙烯酸丁酯、苯乙烯等取代乙烯类化合物在钯和氟喹诺酮的催化下发生Heck反应。

In addition, the catalytic coupling of iodobenzene with cyanoacetate has been studied.

本方法具有催化效率高，反应条件温和的特点，可顺利地制备得到α—芳基丙二腈化合物。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。