N-Alkylated-8-aminated-2,6-methano-3-benzazocines, useful as strong analgesics, are prepared by one route comprising reduction of 8-nitro intermediates or by another route comprising Birch type reduction of 8-methoxy intermediates followed by dehydration-rearrangement of the oximes of the resulting 8-oxo intermediates.
N-烷基化的8-
氨基-2,6-甲基-3-苯并嗪可作为强效止痛药,可以通过一种路线制备,包括还原8-硝基中间体,或通过另一种路线,包括还原8-甲氧基中间体的桦木型还原,随后对产生的8-酮中间体的
肟进行脱
水-重排。