Use of titanocalix[4]arenes in the ring opening polymerization of cyclic esters
Ziyue Sun, Yanxia Zhao, Orlando Santoro, M.R.J. Elsegood, Elizabeth V. Bedwell, Khadisha Zahra, Alex S. Walton, Carl Redshaw
Abstract
Titanocalix[4]arenes are shown to be active for the ROP of cyclic esters under N<sub>2</sub> or air with the mono-methoxy complex [Ti(NCMe)Cl(<italic>p-tert</italic>-butylcalix[4]arene(O)<sub>3</sub>(OMe))] performing best.
Topics & Concepts
Ring (chemistry)PolymerizationCatalysisChemistryMedicinal chemistryPolymer chemistryOrganic chemistryPolymerOrganometallic Complex Synthesis and CatalysisCarbon dioxide utilization in catalysisbiodegradable polymer synthesis and properties