1 Introduction; Abstract; References; 2 Sulfur Dioxide Surrogates; Abstract; References; 3 Sulfur Dioxide Insertion Reactions; Abstract; 3.1 Nucleophilic Addition with Organometallic Reagents; 3.1.1 Synthesis of Sulfonamides; 3.1.2 Synthesis of Sulfones; 3.1.3 Synthesis of Sulfoxides; 3.2 Transition Metal Catalysis; 3.2.1 Synthesis of Sulfonamides; 3.2.2 Synthesis of Sulfones; 3.2.3 Synthesis of Sulfonyl Fluorides; 3.3 Free Radical Reactions; 3.3.1 Synthesis of Sulfonamides; 3.3.2 Synthesis of Sulfones; 3.3.3 Synthesis of Sulfonyl Chlorides and Other Derivatives

3.4 Pericyclic ReactionsReferences; 4 Conclusions and Outlook; Abstract