3,4,8,9-tetrahydro-3,3,8,8-tetramethyl-1-[3-(4-pyridinyl)phenyl]-6-furo[2,3-h]isoquinolinol 以
6-Chloro-3,4,8,9-tetrahydro-3,3,8,8-tetramethyl-1-phenylfuro[2,3-h]isoquinolinehydrochloride 为溶剂,
以30%的产率得到6-Chloro-3,4,8,9-tetrahydro-3,3,8,8-tetramethyl-1-[3-(4-pyridinyl)phenyl]furo[2,3-h]isoquinoline dihydrochloride