Protection (and Deprotection) of Functional Groups in Organic Synthesis by Heterogeneous Catalysis

1.Introduction 2.Hydroxy Protecting Groups 2.1. Esters 2.1.1. Protection 2.1.2. Deprotection 2.2. Silyl Ethers 2.2.1. Protection 2.2.2. Deprotection 2.3. Alkoxyalkyl Ethers 2.3.1. Protection as THP Ethers 2.3.2. Protection as Other Alkoxyalkyl Ethers 2.3.3. Deprotection 2.4. Tosylates 2.5. Selective Protection of Polyfunctional Compounds 2.6. Selective Deprotection of Polyprotected Compounds 2.7. Redox Deprotections 3.Thiol Protecting Groups 4.Carboxy Protecting Groups 4.1. Protection 4.2. Deprotection 5.Carbonyl Protecting Groups 5.1. Acetals 5.1.1. Protection 5.1.2. Deprotection 5.2. Dithioacetals 5.2.1. Protection 5.2.2. Deprotection 5.3. 1,3-Oxathiolanes 5.4. 1,1-Diacetates (Acylals) 5.4.1. Protection 5.4.2. Deprotection 5.5. Nitrogenous Derivatives 5.5.1. Protection 5.5.2. Deprotection 6.Amino Protecting Groups 6.1. Protection 6.2. Deprotection 7.Concluding Remarks 8.Acknowledgments 9.Abbreviations 10.References