Versatile organoaluminium catalysts based on heteroscorpionate ligands for the preparation of polyesters Development of novel biomaterials J. Martínez, M. Martínez de Sarasa Buchaca, F. de la Cruz-Martínez,a C. AlonsoMoreno, L. F. Sánchez-Barba, J. Fernandez-Baeza, A. M. Rodríguez, A. RodríguezDiéguez, J. A. Castro-Osma, A. Otero and A. Lara-Sánchez https://doi.org/10.1039/C8DT01553H