101926-88-9Relevant articles and documents
Syntheses of (+/-)-Tetrahydropalmatine and Spirobenzylisoquinolines by Thermolysis of Benzocyclobutene Derivatives
Kametani, Tetsuji,Yukawa, Hirotaka,Suzuki, Yukio,Honda, Toshio
, p. 2151 - 2154 (1985)
The tetrahydroprotoberberine alkaloid, (+/-)-tetrahydropalmatine (1) was synthesized by heating the 1-benzocyclobutenyl-3,4-dihydroisoquinoline (16), followed by reduction of the dehydro compound (20) with sodium borohydride.Ochotensine type spirobenzylis