Gradient isoselective ring-opening polymerization of racemic cyclic diolide driven by chiral phosphoric acid catalysis
Junbao Liu, Jianqun Wang, Maosheng Li, Youhua Tao
Abstract
Commercially available binaphthol-derived chiral phosphoric acid organocatalysts were demonstrated to enable chemo- and stereoselective ROP of rac -cyclic diolide, yielding gradient isotactic multiblock poly(3-hydroxybutyrate) (P3HB).
Topics & Concepts
Phosphoric acidPolymerizationStereoselectivityRing-opening polymerizationTacticityChemistryPolymer chemistryCatalysisRing (chemistry)Materials scienceOrganic chemistryPolymerSynthetic Organic Chemistry MethodsCarbon dioxide utilization in catalysisAsymmetric Synthesis and Catalysis