Tetrahydroisoquinolines

1,2,3,4-Tetrahydroisoquinolines; Tetrahydro-Isoquinolines; Tetrahydro Isoquinolines
A group of ISOQUINOLINES in which the nitrogen containing ring is protonated. They derive from the non-enzymatic Pictet-Spengler condensation of CATECHOLAMINES with ALDEHYDES.