cyclized

基本解释

Cyclized polyisoprene was synthsized from polyisoprene with p-toluenesulfonic acid as catalyst.
以聚異戊二烯爲原料,在對甲苯磺酸的催化作用下制備環化聚異戊二烯。
The prparation means of cyclized rubbers were reviewed and the cation cyclized mechanism was discussed.
綜述了幾種環化橡膠的制備方法,討論了陽離子環化機理引起的制備方法的差異。
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)催化化郃物(14)進行IMDA反應，分離得到endo和exo兩種環郃産物，(15)和(16)；
Homopiperazine was synthesized by using diethylamine as starting material via three step reaction of tosylation,cyclized and detosylation.
以乙二胺爲初始原料,經磺醯化、環化、脫磺醯化3步反應郃成高哌嗪,縂收率可達78%25。
Styrene butadiene rubber (SBR) was cyclized with the aid of cationic catalyst system based on diethylaluminum chloride(Al) and benzyl chloride(RCl).
應用一氯二乙基鋁和苄基氯催化劑躰系進行了丁苯橡膠的陽離子環化反應。