The Pictet-Spengler Reaction Updates Its Habits
The Pictet-Spengler reaction (P-S) is one of the most direct, efficient, and variable synthetic method for the construction of privileged pharmacophores such as tetrahydro-isoquinolines (THIQs), tetrahydro-β-carbolines (THBCs), and polyheterocyclic frameworks.In the lustro (five-year period) following its centenary birthday, the P-S reaction d