2-(4-Chlor-phenyl)-6,7-methylendioxy-8-methoxy-1,2,3,4-tetrahydro-isochinolin, 2-<4-Chlor-phenyl>-nor-hydrocotarnin 在
N-溴代丁二酰亚胺(NBS) 作用下,
以
三溴甲烷 为溶剂,
生成
2-(4-Chlor-phenyl)-6,7-methylendioxy-8-methoxy-3,4-dihydro-isochinolinium, 2-(4-Chlor-phenyl)-nor-cotarninium