制备 de N-酰基氮杂-1二烯(par ensemble allylidene amide de l'acide pentene-4oique)par 消除thermique de衍生O-乙酰基d'羟胺。Les azadienes subissent une cycloaddition intramoleculaire pour donner des衍生哌啶。La 反应是一个 une 立体化学 exo predominante
Theoretical and experimental studies of the 3-aza-Claisen rearrangement
作者:John C. Gilbert、Kimberley R. Cousins
DOI:10.1016/s0040-4020(01)89259-0
日期:1994.1
Semiempirical calculations support a spin-paired chair-like TS for the 3-aza-Claisen rearrangement, and yield the prediction that an anionic substituent on the nitrogen atom reduces the activation energies for the rearrangement. Attempts to demonstrate this experimentally have been unsuccessful.