Research Article

Synthesis of Two Novel Homologous Polyphosphoesters Containing Aminophosphonate Units and Cytotoxicity of Some Low-Molecular and Polymeric Aminophosphonate Derivatives

Figure 1

Chemical structure of Schiff bases S-1 and S-2, α-aminophosphonates A-3A-6, bis-aminophosphonate B-6, and polyphosphoesters P-8P-11.