Zeid,I.; Ismail,I., Justus Liebigs Annalen der Chemie, 1974, p. 667 - 670
作者:Zeid,I.、Ismail,I.
DOI:——
日期:——
Tautomerism studies of 3-(<i>ω</i>-sulphoalkylamino)benzoic acids. Substituent effects
作者:Marcelo Nunes de Jesús、Noboru Hioka、Willian Ferreira da Costa、Florângela Maionchi
DOI:10.1002/poc.518
日期:2002.9
Two SAABA [3- and 4-(ω-sulphoalkylamino)benzoicacid] derivatives, 3-(3-sulphopropylamino)benzoicacid and 3-(4-sulphobutylamino)benzoicacid, were studied by a potentiometric method to determine two macroscopic constants (K and K) for each derivative. The combination of these values with 13C NMR spectroscopic titration data was used to determine their tautomeric (KT) microscopic constants at 25.0 °C