Archiv der Pharmazie p. 840 - 846 (1984)
Update date:2022-08-05
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Fleischhacker, Wilhelm
Richter, Bernd
The benzisoquinolines 2a and 2b were prepared by two ways from the tetrasubstituted naphthalene 1a.A second-order Beckmann rearrangement is described which leads to the salt 5, which is demetylated.A three-step procedure leads from 1a to the homologous naphth<1,2-d>azepine 9.
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