Synthesis and characterization of polyamidoamine conjugates of neridronic acid

B. A. Aderibigbe, E. R. Sadiku, S. Sinha Ray, X. Y. Mbianda, M. C. Fotsing, S. C. Agwuncha, S. J. Owonubi

Research output: Contribution to journalArticlepeer-review

10 Citations (Scopus)

Abstract

Polyamidoamine conjugates of neridronic acid were synthesized by a one-pot aqueous phase Michael addition reaction of N, N′-methylenebisacrylamide with selected primary and secondary amines and neridronic acid. This reaction involved the use of water and it was performed at room temperature thereby making the reaction environmentally friendly and economically viable. These conjugates are potential prodrugs and they were characterized by nuclear magnetic resonance spectroscopy (NMR), Fourier transform spectroscopy (FTIR), X-ray diffraction (XRD), scanning electron microscope (SEM) and energy-dispersive X-ray analysis (EDX). NMR, TGA, XRD and FTIR confirmed the successful incorporation of the bisphosphonate on to the carriers. The mass percentage incorporation of neridronic acid was found to be between 0.9 and 3.74 percent. 31P NMR exhibited the signal peak for the bisphosphonate at 19.0 ppm.

Original languageEnglish
Pages (from-to)417-439
Number of pages23
JournalPolymer Bulletin
Volume72
Issue number3
DOIs
Publication statusPublished - Mar 2015

Keywords

  • Anticancer
  • Michael addition
  • Neridronic acid
  • Polyamidoamines
  • Polymeric conjugates

ASJC Scopus subject areas

  • General Chemistry
  • Condensed Matter Physics
  • Polymers and Plastics
  • Materials Chemistry

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