SYNTHESIS OF OCTENIDINE HEXAFLUOROSILICATE AS NEW POTENTIAL CARIES PREVENTIVE AND ANTIBACTERIAL AGENT
DOI:
https://doi.org/10.11603/2312-0967.2017.3.7870Keywords:
caries preventive agents, octenidine hexafluorosilicate, synthesis, spectral data.Abstract
The aim of the work. The synthesis of octenidine hexafluorosilicate as potential caries preventive and antibacterial agent.
Materials and Methods. The starting materials, octenidine dihydrochloride and hexafluorosilicic acid, are commercial sources. The IR-absorption spectra were recorded on a spectrophotometer Spectrum BX II FT-IR System (Perkin-Elmer), FAB mass spectra – on a spectrometer VG 7070 (VG Analytіcal), 1H and 19F NMR spectra – on a Varian Gemini-400 spectrometer. Thermogravimetric analysis was performed on a Q-1500 D derivatograph of F. Paulik – J. Paulik – L. Erdey’s system.
Results and Discussion. The novel octenidine hexafluorosilicate monohydrate was synthesized via ionic exchange reaction between octenidine dihydrochloride in methanol solution and hexafluorosilicic acid. The composition and ionic structure of synthesized compound were confirmed by IR-, 1H, 19F NMR spectroscopy, mass-spectrometry. The thermolysis of complex is accompanied by processes of dehydration and destruction with further oxidation of cation fragments.
Conclusions. Octenidine hexafluorosilicate monohydrate, a new derivative of octenidine, was synthesized as potential caries preventive and antibacterial agent.
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