METALLOCENES

作品数:10被引量:4H指数:1
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相关领域:理学更多>>
相关作者:刘青陈润海董云会王平李月云更多>>
相关机构:山东理工大学更多>>
相关期刊:《Chemical Research in Chinese Universities》《Chinese Journal of Polymer Science》《无机化学学报》《Chinese Journal of Structural Chemistry》更多>>
相关基金:国家自然科学基金山东省高等学校科技计划项目更多>>
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Light-, Middle- and Heavy-Lanthanide Ate-Complexes Bearing Ln(Ⅲ)-Si bonds: Structural, Spectroscopic, and Bonding Analysis被引量:1
《Chinese Journal of Chemistry》2023年第22期2995-3002,I0002,共9页Xiaowei Pan Changjiang Wu Huayi Fang Chunhua Yan 
the financial supports from the Ministry of Science and Technology of the People's Republic of China(No.2021YFA1202400);the National Natural Science Foundation of China(No.22071122,22271158);the Fundamental Research Funds for the Central Universities(Nankai University).
Recent decades have witnessed a rapid development of the lanthanide silicon chemistry.In this research,by reacting[(THF)_(3)LisiPh_(3)]with Cp_(3)Ln(Ⅰ)(THF)(Ln(I)=Sm(Ⅰ),Tb(Ⅱ),Dy(Ⅰ),Yb(Ⅰ)or Cp_(2)Lu(Ⅱ)CI(THF),a s...
关键词:Lanthanide ate-complex Silyl ligand Lanthanide-silicon bond Structure elucidation Density functional calculations METALLOCENES 
Two at the price of one: kinetic resolution of multi-substituted metallocenes
《Science Bulletin》2022年第24期2502-2504,共3页Yuanyuan Li Zhenhua Gu 
supported by the National Natural Science Foundation of China(92056102)。
Molecules containing the key planar chiral scaffold are commonly used as ligands in asymmetric catalysis [1]. As such, developing efficient methods to rapidly functionalize planar chiral scaffolds has received substan...
关键词:动力学拆分 茂金属化合物 PLANAR 
Syndiospecific Polymerization of Styrene Catalyzed by Half-titanocenes Containing Monodentate Anionic Nitrogen Ligands被引量:1
《Chinese Journal of Chemistry》2021年第10期2815-2822,共8页Dan-Dan Pan Ke-Xin Fan Shu Zhang Yi-Xian Wu 
support from the National Natural Science Foundation of China(21634002);the Fundamental Research Funds for the Central Universities(XK1802-2,XK1802-1)。
Main observation and conclusion Styrene polymerization catalyzed by the half-titanocenes CpTiCl_(2)[1,3-R_(2)(CH_(2)N)_(2)C=N](6b:R=_(2),6-Me_(2)C_(6)H_(3),T_(4):R=_(2),4,6-Me_(3)C_(6)H_(2);T5:R=_(2),6-iPr_(2)C_(6)H_(...
关键词:POLYMERIZATION METALLOCENES N ligands Syndiospecific polymerization POLYSTYRENE 
Polyolefin-nanocomposites with special properties by in-situ polymerization被引量:1
《Frontiers of Chemical Science and Engineering》2018年第3期555-563,共9页Walter Kaminsky 
Exceptionally strong polyolefin nanocompo- sites are synthesized by in-situ polymerization using soluble metallocene/methylaluminoxane (MAO) as cata- lysts in a two-step process. First, the soluble metallocene/ MAO ...
关键词:polyolefin nanocomposites METALLOCENES methylalttminoxane 
Structural Probing on the Sn-C(C5 ring)Bond of the Sn(Ⅱ)Metallocenes in Both the Solid State and the Temperature-dependent Solution Relaxation State
《Chinese Journal of Structural Chemistry》2018年第3期345-355,共11页周盼 李建成 张亦伟 李斌 朱红平 
supported by the National Natural Science Foundation of China(21473142 and 21673191);the National Innovative Research Team of China(IRT_14R31 and J1310024)
Various bond modes of the M-C(C5 ring) exist in metallocene compounds of group 14 heavier elements,mostly due to an intricate interaction between the lone electron pairs at the M center and the 6 p-electrons of the ...
关键词:Sn(Ⅱ) metallocene Sn–CC5 ring bond mode single-crystal structure NMR solution structure stereochemical activity of the lone pair electrons 
Synthesis of Substituted Naphtho-Ferrocenes via a Gold(I)- Catalyzed Intramolecular 6-endo-Dig Cyclization被引量:1
《Chinese Journal of Chemistry》2017年第6期849-852,共4页Pei-Chao Zhang Yidong Wang Deyun Qian Wenbo Li Junliang Zhang 
We are grateful to the Shanghai Sailing Program (No. 16YF 1402800), the 973 programs (No. 2015CB856600), National Natural Science Foundation of China (No. 21425205), and Shanghai Eastern Scholar Program for financial supports.
A novel series of naphtho-ferrocene derivatives were synthesized in high yields by an efficient gold-catalyzed intramolecular 6-endo-dig cyclization strategy. The salient features of this reaction include easy operati...
关键词:gold(I)-catalysis CYCLIZATION HYDROARYLATION PAHs-metallocenes naphtho-ferrocenes 
二价镧系均配金属化合物“Open-Metallocenes”——双(2,4-二叔丁基戊二烯基)钐和镱配合物(英文)
《无机化学学报》2015年第6期1239-1244,共6页陈润海 王平 刘青 董云会 李月云 
国国家自然科学基金(No.21405095);山东省高等学校科技计划项目(No.J14LC09)资助项目
双(2,4-二叔丁基戊二烯基)镧系金属化合物(η5-Pdl′)2Yb(THF)(1)和(η5-Pdl′)2Sm(DME)(2)可以经Ln I2和2,4-二叔丁基戊二烯基钾(K(Pdl′))由置换反应制得。K(Pdl′)和Ln Cl3发生氧化还原反应也能够得到化合物1和2。对2个化合物进行了...
关键词:  戊二烯基 聚合 己内酯 
SYNTHESIS OF NOVEL THIOPHENEDIMETHYLENE BRIDGED HOMOBINUCLEAR METALLOCENES AND THEIR CATALYTIC PROPERTIES FOR ETHYLENE POLYMERIZATION
《Chinese Journal of Polymer Science》2006年第1期21-27,共7页Xi-jie Liu Jun-quan Sun Hai-ying Zhang Xiao-hui Xiao and Feng Lin Department of Chemical Engineering,College of Material and Chemical Engineering,Zhejiang University,Hangzhou 310027,China 
This work was financially supported by the National Natural Science Foundation of China(Nos.20374043,20074028)China Petroleum & Chemical Corporation(No.X503027).
By treating disodium(thiophenedimethylene)dicyclopentadienide C4H2S(CH2C5H4Na)2 with two equivalent of CpTiCl3 or CpZrC13 DME at 0℃ in THF, two new thiophenedimethylene bridged binuclear metallocenes [Cl2MC5H5][C...
关键词:Binuclear metallocene Thiophenedimethylene bridged Ethylene polymerization. 
Propylene Polymerization Catalyzed by Bis(R_3-indenyl) Zirconium Bichloride/Aluminoxane──Synthesis of Metallocenes and Influence ofSolvent Polarity on Polymerization
《Chemical Research in Chinese Universities》2001年第4期445-451,共7页YASIN Tariq FAN Zhi-qiang ZHU Yin-bang FENG Lin-xian 
National Natural Science Foundation of China and SINOPEC(No.29734144).
Three unbridged metallocenes, bis(2,4,7-Me3-indenyl)zirconium dichloride(1) , bis(2-Me-4, 7-Et2-indenyl)zirconium dichloride (2) and bis (2, 4, 6-Me3-indenyl) zirconium dichloride (3) were synthesized. The effect of s...
关键词:Propylene polymerization Metallocene catalyst Solvent effect Polarity 
Open metallocenes——Ⅺ. A pentadienyl compound of heavier rare earth element [2,4-(CH_3)_2-η~5-C_5H_5]_3Tb·1/2THF
《Chinese Journal of Chemistry》1991年第1期10-19,共0页QIU,Xin LIU,Ju-Zheng 
This research was supported by the National Natural Science Foundation of China as an item of major project.
Perfluoroalkyl iodides reacted with conjugated dienes in aqueous acetonitrile solution in the presence of sodium dithionite at room temperature to give dimerization products, whereas, perfluo- roalkanesulfonyl bromide...
关键词:A pentadienyl compound of heavier rare earth element C5H5 CH3 Open metallocenes THF 
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