1) bridged cyclopentadienyl
桥联茂基
1.
In this paper,the syntheses of the bridged cyclopentadienyl light rare earths complexes(C5H4CH2CH2C5H4)LnCl·THF(Ln=Pr,Nd) were investigated.
研究了新型二甲撑桥联茂基轻稀土氯化物的合成,首先通过环戊二烯钠与1,2-二溴乙烷在四氢呋喃中发生反应形成二甲撑桥联环戊二烯,随后二甲撑桥联环戊二烯与金属钠作用使其转化成二甲撑桥联环戊二烯二钠盐,无水三氯化稀土LnCl3(Ln=Pr,Nd)与二甲撑桥联环戊二烯二钠盐NaC5H4CH2CH2C5H4Na以1∶1摩尔比在四氢呋喃溶液中反应得到新型二甲撑桥联环戊二烯基轻稀土氯化物(C5H4CH2CH2C5H4)LnCl。
2) cyclohexylidene-bridged metallocenes
亚环烷基桥联茂金属
3) cycloalkylidene-bridged metallocenes
环己基桥联茂金属
1.
In this dissertation the performance was investigated using two kinds of cycloalkylidene-bridged metallocenes and four kinds of asymmetric-doubly bridged metallocenes used in ethylene polymerization and copolymerization with a-olefin.
本文对两种亚环己基桥联茂金属催化剂和四种异双桥桥联茂金属催化剂催化乙烯均聚、乙烯与α-烯烃共聚的反应性能进行了研究,并针对这四种催化剂的温敏性、乙烯与α-烯烃共聚中的共单体效应、以及聚合产物性能给予了系统地探讨。
4) propyl-bridged biferrocene
丙基桥联双二茂铁
1.
Aldol condensation of 1’- formyl -2,2 - biferrocenylpropane or 1’- acetyl - 2,2 - bi- ferrocenylpropane with aromatic compounds containing acetyl or formyl group afforded α,β - unsaturated carbonyl derivatives of propyl - bridged biferrocene in 81% - 96% yields by using sodium hydroxide as a catalyst.
甲酰基丙基桥联双二茂铁和乙酰基丙基桥联双二茂铁分别与不同的芳香族羰基化合物在氢氧化钠催化下进行Aldol缩合,可简便地得到含丙基桥联双二茂铁的α,β-不饱和羰基衍生物,产率均在86%以上。
5) bridged metallocene
桥基茂金属
6) doubly-bridged metallocene
双桥联茂金属
1.
Progress on research of novel doubly-bridged metallocenes and their application as catalysts used in olefin polymerization were reviewed.
综述了双桥联茂金属催化剂的结构特征及其在催化烯烃聚合方面的研究进展。
补充资料：N,N'-[亚乙基双(亚氨基亚乙基)]双二十二烷酰胺
CAS：72014-39-2
中文名称：N,N'-[亚乙基双(亚氨基亚乙基)]双二十二烷酰胺
英文名称：N,N'-[ethylenebis(iminoethylene)]bisdocosanamide
中文名称：N,N'-[亚乙基双(亚氨基亚乙基)]双二十二烷酰胺
英文名称：N,N'-[ethylenebis(iminoethylene)]bisdocosanamide
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