Definition: 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.
Other names Tetrahydro Isoquinolines; Tetrahydro-Isoquinolines; 1,2,3,4-Tetrahydroisoquinolines
quinaprilat [ 2-(2-((1-carboxy-3-phenylpropyl)amino)-1-oxopropyl)-1,2,3,4-tetrahydro-3-isoquinolinecarboxylic acid,CI 928,CI-928,quinaprilat, (3S-(2(R*(R*)),3R*))-isomer ] metabolite of quinapril; RN given refers to cpd without isomeric designation