Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
51791 | Catalysis Communications | 2008 | 7 Pages |
Abstract
Silica supported 12-tungstophosphoric acid efficiently catalyzes the reaction of o-phenylenediamine with ketones under solvent free condition to afford the corresponding 1,5-benzodiazepines in good to excellent yields. The catalyst can be recovered by simple filtration and reused.
Keywords
Related Topics
Physical Sciences and Engineering
Chemical Engineering
Catalysis
Authors
Mohammad Abdollahi-Alibeik, Iraj Mohammadpoor-Baltork, Zahra Zaghaghi, Behrooz H. Yousefi,