Machine derived contents note: 1. Rearrangements Involving Migrations to Electron Deficient Carbon -- 2. Rearrangements Involving Migrations To and From Electron Deficient Nitrogen -- 3. Rearrangements Involving Migrations To and From Electron Deficient Oxygen -- 4. Rearrangements Involving Electron Deficient Sulphur -- 5. Sigmatropic Rearrangements Involving Polar Species
