A facile synthesis of 1-ethyl-3-methyl-11-phenyl-1,4-dihydro-5Hpyrazolo[3, 4-c][1,5]benzodiazocin-5-ones. A new ring system
- Authors: Migliara, O.; Diana, P.; Di Stefano, V.; Plescia, F.; Carbone, A.
- Publication year: 2007
- Type: Articolo in rivista (Articolo in rivista)
- Key words: benzodiazocine
- OA Link: http://hdl.handle.net/10447/5778
Abstract
The new ring system pyrazolo[3,4-c][1,5]benzodiazocine was obtained through cyclization of the key intermediate of type 6a-d and 9, in refluxing toluene in presence of a catalytic amount of p-toluensulfonic acid, from moderate to high yields