Water-Soluble Colorimetric Amino[bis(ethanesulfonate)] Azobenzene pH Indicators: A UV–Vis Absorption, DFT, and 1H–15N NMR Spectroscopy Study

• Maria A. Cardona,
• Damjan Makuc,
• Konrad Szaciłowski,
• Janez Plavec,
• David C. Magri

Affiliations

Maria A. Cardona

Department of Chemistry, Faculty of Science, University of Malta, Msida, Malta

Damjan Makuc

Slovenian NMR Centre, National Institute of Chemistry, Ljubljana, Slovenia

Konrad Szaciłowski

Academic Centre of Materials and Nanotechnology, AGH University of Science and Technology, Kraków, Poland

Janez Plavec

Slovenian NMR Centre, National Institute of Chemistry, Ljubljana, Slovenia

David C. Magri

Department of Chemistry, Faculty of Science, University of Malta, Msida, Malta