Zwitterion formation and subsequent carboxylate–pyridinium NH synthon generation through isomerization of 2-anilinonicotinic acid
作者:Pengyun Yue、Caiqiao Dong、Mingtao Zhang、Danrui Xu、Sean Parkin、Tonglei Li、Conggang Li、Faquan Yu、Sihui Long
DOI:10.1039/c8ce01255e
日期:——
Structural isomerization of 2-anilinonicotinic acids to 4-anilinonicotinic acids leads to an increase of ΔpKa, thus leading to the formation of a carboxylate–pyridinium NH dimer in the solid state.