1-Phenyl-1,2,3,4-tetrahydroisoquinolin-3-one 17507-05-0 3(2H)-Isoquinolinone, 1,4-dihydro-4-phenyl- 5-21-09-00065 (Beilstein Handbook Reference) BRN 1532304 ISOQUINOLIN-3-ONE, 1,2,3,4-TETRAHYDRO-1-PHENYL-