Ozonolysis Mechanism (Criegee) and Ozonide Formation: Mechanism + Exam Traps

Understand ozonolysis beyond product patterns: molozonide formation, Criegee intermediates, ozonides, and why workup controls aldehyde vs acid outcomes.

• Reaction: Ozonolysis Mechanism (Criegee) and Ozonide Formation
• What it does: Understand ozonolysis beyond product patterns: molozonide formation, Criegee intermediates, ozonides, and why workup controls aldehyde vs acid outcomes.
• Typical reagents: 1) O3 2) DMS (reductive) or H2O2 (oxidative)
• Key intermediate: Criegee intermediate (ozonide)
• Driving force: Relief of ring strain / formation of stronger bonds
• Exam type: Predict major product
• Exam type: Mechanism choice