芳基的

Aniline-BP was used as CTC system to initiate the polymerization ofMMA under UV irradiation, PMMA prepolymer with aromatic imino endgroup was prepared.

以苯胺-BP为CTC体系，在紫外光辐射下，引发甲基丙烯酸甲酯聚合，得到了含有芳亚胺端基的聚甲基丙烯酸甲酯预聚物。

Compared with those bipolar-transporting materials containing carbazole and aryl oxadiazole groups connected with conjugated groups, these bipolar-trans- porting materials here presented high HOMO and LUMO energy levels and thermal stability.

与共轭基团桥联咔唑和芳基噁二唑的双极传输材料相比， HOMO/LUMO能级相应地提高，热稳定性能增强。

A triarylamine-based picolinic acid was synthesized through the Ullmann reaction and Negishi coupling reaction. Using this class of picolinic acid derivative as an auxiliary ligand and 1-phenylisoquinoline as a cyclometalated ligand, a cyclometalated iridium complex was also prepared.

通过Ullmann反应和Negishi偶联反应，合成了一种含三芳胺功能基的吡啶-2-甲酸衍生物；并以此为辅助配体、1-苯基异喹啉为环金属配体，设计合成了一种新型环金属铱配合物。

A triarylamine-based picolinic acid was synthesized through the Ullmann reaction and Negishi coupling reaction. Using this class of picolinic acid derivative as an auxiliary ligand and 1-phenylisoquino-line as a cyclometalated ligand, a cyclometalated iridium complex was also prepared.

通过Ullmann反应和Negishi偶联反应，合成了一种含三芳胺功能基的吡啶－2-甲酸衍生物；并以此为辅助配体、1-苯基异喹啉为环金属配体，设计合成了一种新型环金属铱配合物。

Aim To design and synthesize a serial of 1, 5-diaryl pyrazole derivatives, and to study their COX-2 inhibition activities.

摘要目的设计合成一系列1，5-二芳基吡唑衍生物，并考察其对环氧合酶2的抑制活性。

A few of aryl pyridylalkyl ethers were synthesized by Mitsunobu reaction from substituted phenols 1a-b and pyridyl alcohols 2a-e at room temperature in 45%~70% yields.

在室温下，以取代苯酚1a-b和吡啶烷基醇2a-d为原料通过Mitsunobu反应合成了相应的芳基吡啶烷基醚，反应收率为45%￣70%，反应物2和1之比为1.11∶。

The infrared and Raman spectra of two p-tert-butylcalix[6] arenes are reported in this paper.

研究了两种对-叔丁基杯[6]芳烃的红外和拉曼光谱。

The cumulative risk of various alkyl- or aryl-substituted sulfonic acid ester impurities should be taken into account.

需要考虑多种烷基或芳基磺酸酯杂质的累积风险。

The ligand of the chiral Schiff base and acetylacetone vanadium are subjected to complexation in situ, hydrogen peroxide is taken as an oxidant, aryl alkyl thioether asymmetric oxidation reaction is catalyzed in a toluene or dichloromethane solution under low temperature or room temperature, enantioselectivity of chiral sulphoxide is 72 percent to 95 percent ee, and yield is 42 percent to 83 percent.

将上述手性西佛碱配体与乙酰丙酮氧钒原位络合，采用双氧水为氧化剂，在甲苯或二氯甲烷溶液中低温至室温下催化芳基烷基硫醚不对称氧化反应，手性亚砜的对映选择性为72％-95％ee，产率为42％-83％。

A series of urea,thiourea and thiodiazole derivatives bearing mercaptotetrazole were synthesized using NaN_3 as a nitrogen source.

以叠氮化钠为氮源，合成了一系列含四唑环的芳基脲及噻二唑类化合物，其结构经1H NMR，IR和元素分析表征。

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％。