Influence of Some Thia- or Azasubstituted Butyric Acid Derivatives on the Chemical Shift of the Benzene Ring Carbon Atoms

Johannes Fröhlich, Fritz Sauter, Viktor Milata
2000 Molecules  
Eight thia-or azasubstituted butyric acid derivatives were prepared and the influence of these substituents on the chemical shifts of the benzene ring carbon atoms was studied.
doi:10.3390/50300616 fatcat:bkgg4jahkrhl7ktbyrgzvmqbzu