Polymerization of Phenylacetylene Catalyzed by Lanthanum Chloride and Cerium Chloride/ n-BuLi Catalytic Systems 基于三氯化镧和三氯化铈/正丁基锂体系催化聚合苯乙炔脱氧炔诺酮乙炔雌二醇
In Situ Surface-enhanced Raman Spectroscopic Studies of Phenylacetylene Adsorbed on Gold Electrode 苯乙炔吸附在金电极上的现场表面增强拉曼光谱研究
Moreover, the stability of helical conformation of poly ( phenylacetylene) decreased with the increasing temperature. 聚苯乙炔螺旋构象的稳定性随着温度的提高而降低。
And 1, 3-dipolar cycloaddition reaction of the azides with phenylacetylene was studied. The corresponding compounds ( azides and 1,2,3-triazoles) were characterized with NMR, FT-IR and elementary analysis. 合成的叠氮化合物与苯乙炔经1,3偶极环加成反应得到了相应的取代苄基1,2,3三唑类化合物,反应条件温和。
Laser-Initiated Polymerization of Phenylacetylene Using W ( CO)_6-CoCl_2-CCl_4-THF Catalyst Systems 激光引发W(CO)6-CoCl2-CCl4-THF催化剂体系苯乙炔聚合反应的研究
When we used ligand 4 a in the asymmetric addition of phenylacetylene to aldehydes at room temperature, the highest ee was up to 99%. 当我们用配体4a作为催化剂在对苯乙炔对醛的不对称加成反应中,最高的ee可达99%。
The thermal polymerization of phenylacetylene occurred to a negligible extent below 100 °; at 100-160 °, the rate of polymerization increased with increasing temperature. 苯乙炔的热聚合在100°以下很少发生,在100&160°,聚合速度随温度升高而迅速增加。
Studies on the polymerization of phenylacetylene 苯乙炔聚合反应的研究
Laser-initiated Polymerization of Phenylacetylene by Metal Carbonyls 紫外激光引发金属羰基化合物聚合苯乙炔
Selective Hydrogenation Technology of Phenylacetylene in the Presence of Styrene 苯乙烯存在下的苯乙炔选择性加氢技术
Boron trifluoride could induce the rapid polymerization of phenylacetylene whether at room temperature or lower. 三氟化硼不论在室温或较低温度可以引起苯乙炔的急骤聚合,所得聚苯乙炔的平均分子量在2000以上。
Study of catalytic reaction of trimerization of phenylacetylene by carbonyl cobalt cluster 羰基钴簇合物催化苯乙炔三聚反应的研究
The inhibition effect of propynol and phenylacetylene as inhibitor for addition-type heat curable silicone rubber compound was studied under different catalyst conditions. 在不同的催化条件下,考察了以丙炔醇和苯乙炔作为加成型高温硫化硅橡胶硫化抑制剂的效果。
Synthesis and Optical Property Studies of Phenylacetylene and Its mete-Connected Dendrimers 系列苯炔化合物和苯炔树枝大分子的合成及其光学性质的研究
Study on the Catalytic Asymmetric Addition of Phenylacetylene to Ketones 苯乙炔对酮的催化不对称加成反应研究
Methyl-di ( phenylethynyl) silane ( MDPES) was synthesized with phenylacetylene and methyl-dichlorosilane in the presence of organic magnesium reagent and purified with HPLC. 以苯乙烯为原料合成的苯乙炔和甲基二氯硅烷在有机镁试剂中反应,合成了甲基二苯乙炔基硅烷(MDPES)单体。
The applications of the chiral N, O-ligands in the asymmetric addition of phenylacetylene to aldehydes were studied in the paper. 手性N,O-配体在端基炔对醛的不对称加成中的应用研究。
The catalytic performance of a Raney nickel catalyst and eight Pd/ Al_2O_3 catalysts in selective hydrogenation of phenylacetylene in the presence of styrene was studied using a high-pressure reactor. 用高压反应釜对一种骨架Ni催化剂和八种Pd/Al2O3催化剂在苯乙烯环境下,对连串反应苯乙炔的选择性加氢性能进行了实验评价。
Removing Phenylacetylene ( PA) from crude styrene is an important step in producing high quality styrene ( ST) monomer. 去除苯乙烯(ST)中的苯乙炔(PA)是生产高品质苯乙烯单体产品的重要环节。
First of all, take the phenylacetylene as the example, we found the optimal reaction conditions in a series of reactions. 首先,以苯乙炔为例,在一系列反应中我们找到了最优反应条件。
Phenylacetylene polymers have excellent optical properties; they are widely used in the luminescent field. 聚对苯撑乙炔类聚合物具有优良的光学性质,广泛应用于发光材料领域中。