A novel entry into 1,2,3,4,5,6-hexahydro-3-benzazocine-4,6-dione and 2-substituted-2,5,6,7-tetrahydro-4-benzazonine-1,3-(4H)-dione
作者:Bansi Lal、D.N. Bhedi、Ramesh M. Gidwani、C. Sankar
DOI:10.1016/s0040-4020(01)85382-5
日期:1994.1
2-Substituted-1,2,3,4,5,6-hexahydro-3-benzazocine-4, 6-diones(1a-d) and 2-methoxy-2,5,6,7-tetrahydro-4-benzazonine-1,3 -dione 8 were synthesised through an oxidative ring expansion reaction of 6-methylthio-7-substituted-benzo[a]octem (2a-d) and 7-methylthio-8-methoxy-benzo[a]nonem 7 with sodium periodate in isopropanol respectively.