Mumm rearrangement

The Mumm rearrangement is an organic reaction and a rearrangement reaction.

[1][2] It describes a 1,3(O-N) acyl transfer of an acyl imidate or isoimide group to an imide.

The reaction is of relevance as part of the Ugi reaction.

The Mumm rearrangement
The Mumm rearrangement