[RuCl2(CO)3}2] (I) as a catalyst undergo effective silylative coupling (SC) polycondensation giving stereoselectively trans-tactic polymers (5–8) (Mw=3800–8500), yield 75–84%. The products isolated and characterized by 1H and 13C NMR and GPC methods cannot be synthesized via ADMET polymerization. Copyright © 2003 John Wiley & Sons, Ltd.
Divinyldimethylsilane(1),divinyldiphenylsilane(2),二
乙烯基四(3)和divinyltetraethoxydisiloxane(4中的情况下)[的RuCl 2(CO)3 } 2 ](我)作为催化剂进行有效silylative耦合(SC)缩聚立体选择性地得到反式-tactic聚合物(5 - 8)(中号瓦特= 3800-8500),产率75-84%。分离出的产物具有1 H和13的特征不能通过A
DMET聚合合成13 C NMR和
GPC方法。版权所有©2003 John Wiley&Sons,Ltd.