New Advances in Chemical Research in 2021. In homogeneous catalysis, the catalyst is in the same phase as the reactant. The number of collisions between reactants and catalyst is at a maximum.In a patent, 22990-19-8, name is 1-Phenyl-1,2,3,4-tetrahydroisoquinoline, introducing its new discovery. Electric Literature of 22990-19-8
Aryl radicals cyclize to an imino functional group in a competition involving 6-endo closure to C and 5-exo closure to N. there is a large 6-endo preference forming tetrahydroisoquinolinyl radicals with k(6-endo) (80C) > 108 s-1.
A reaction mechanism is the microscopic path by which reactants are transformed into products. Each step is an elementary reaction. In my other articles, you can also check out more blogs about 22990-19-8
Reference：
Tetrahydroisoquinoline – Wikipedia,
1,2,3,4-Tetrahydroisoquinoline | C9H11N – PubChem