SYNTHESIS OF 1,2,3,4-TETRAHYDRO-1-BENZAZOCIN-5(6H)-ONES BY DIECKMANN CONDENSATION
Tetrahydro-1-benzazocin-5(6H)-ones (5,6,8-10) have been conveniently prepared by the Dieckmann condensation of the diester 1 and 3, or the ester nitrile 4 by using sodium-potassium alloy as an effective base.