Mono(guanidinate) rare earth metal bis(amide) complexes in the ring-opening polymerization of L-lactide and rac-lactide

Yibin Wang, Yunjie Luo, Jue Chen, Hanming Xue and Hongze Liang
New J. Chem., 2012, 36, 933-940

DOI: 10.1039/C2NJ20925J