The tautomerism of α-aminopyrroles has been studied. Of the potential tautomers III and IV the α-aminopyrroleform IV predominates, no evidence for the presence of the dihydro-α-iminopyrroleform III being obtained from the reactions and the infra-red spectrum of the base.
已经研究了α-
氨基
吡咯的互变异构现象。在潜在的互变异构体III和IV中,α-
氨基
吡咯形式IV占主导地位,没有证据表明该反应和碱的红外光谱表明存在二氢α-亚
氨基
吡咯形式III。