Cycloaddition reaction relevant to the mechanism of the ninhydrin reaction. X-Ray crystal structure of protonated Ruhemann's purple, a stable 1,3-dipole
作者:Ronald Grigg、John F. Malone、Theeravat Mongkolaussavaratana、Sunit Thianpatanagul
DOI:10.1039/c39860000421
日期:——
Trapping experiments with dipolarophiles provide evidence for the formation of 1,3-dipoles as interemediates in the ninhydrinreaction and protonatedRuhemann'spurple is shown to be a stable N-protonated 1,3-dipole by trapping experiments and by an X-raycrystalstructure determination.