Schmidt Rearrangement : Mechanism with examples

Schmidt rearrangement is a classic rearrangement which involves migration to electron defficient nitrogen atom. It has similar mechanism like hofmann, curtius and lossen rearrangement. The intermediate is isocyanate. Here detailed mechanism is given. Books consulted: 1. Organic Chemistry by Jonathan Clayden, Nick Greeves, Stuart Warren 2. A guidebook to mechanism in organic chemistry by Peter Sykes 3. Advanced Organic Chemistry: Reactions, Mechanisms, and Structure by Jerry March Software used: Smooth draw for writing, OBS studio for screen capturing, audacity for recording.