cyclized

基本解释

Cyclized polyisoprene was synthsized from polyisoprene with p-toluenesulfonic acid as catalyst.
以聚异戊二烯为原料,在对甲苯磺酸的催化作用下制备环化聚异戊二烯。
The prparation means of cyclized rubbers were reviewed and the cation cyclized mechanism was discussed.
综述了几种环化橡胶的制备方法,讨论了阳离子环化机理引起的制备方法的差异。
Endo and exo cycloaddition products (15)( 16) were obtained when (14) was cyclized by the catalysis of BF_3.Et_2Oat room temperature.
Lewis acid(BF3.;Et2O)催化化合物(14)进行IMDA反应，分离得到endo和exo两种环合产物，(15)和(16)；
Homopiperazine was synthesized by using diethylamine as starting material via three step reaction of tosylation,cyclized and detosylation.
以乙二胺为初始原料,经磺酰化、环化、脱磺酰化3步反应合成高哌嗪,总收率可达78%25。
Styrene butadiene rubber (SBR) was cyclized with the aid of cationic catalyst system based on diethylaluminum chloride(Al) and benzyl chloride(RCl).
应用一氯二乙基铝和苄基氯催化剂体系进行了丁苯橡胶的阳离子环化反应。