807335-71-3Relevant academic research and scientific papers
6,6-Heptamethylenetetrahydropyran-2,4-dione in the synthesis of benzo[f]pyrano[3,4-b]quinolines and pyrano[4,3-b][4,7]phenanthrolines
Kozlov,Pashkovskii,Gusak,Koroleva,Tereshko,Lokot'
, p. 555 - 559 (2004)
Three-component condensation of 6,6-heptamethylenetetrahydropyran-2,4-dione with 2-amino-naphthalene or 6-aminoquinoline and aromatic aldehydes in an aliphatic alcohol afforded 12-aryl-9,9-hepta-methylene-8,9,10,12-tetrahydro-7H- benzo[f]pyrano[3,4-b]quinolin-11-ones and 12-aryl-9,9-heptamethylene-8,9,10,12- tetrahydro-7H-pyrano[4,3-b][4,7]phenanthrolin-11-ones, new N,O-heterocycles which include azaor diazaphenanthrene system fused to α-pyrone ring and aromatic and spiro substituents.
