title: Heteropolyacids as green and reusable catalysts for the synthesis of 3,1,5-benzoxadiazepines.
abstract: Synthesis of 3,1,5-benzoxadiazepines from the condensation of o-phenylenediamine (o-PDA) and acyl chlorides in the presence of a catalytic amount of various heteropolyacids (HPAs) is reported.
authors.affiliation: Department of Chemistry, School of Sciences, Azzahra University, Vanak, Tehran, Iran. mmh1331@yahoo.com
authors.forename: Majid M
authors.initials: MM
authors.lastname: Heravi
authors.forename: Samaheh
authors.initials: S
authors.lastname: Sadjadi
authors.forename: Hossein A
authors.initials: HA
authors.lastname: Oskooie
authors.forename: Rahim Hekmat
authors.initials: RH
authors.lastname: Shoar
authors.forename: Fatemeh F
authors.initials: FF
authors.lastname: Bamoharram
mesh_terms: D000143:Acids; D001381:Azepines / Q000138:chemical synthesis* / Q000737:chemistry; D001569:Benzodiazepines / Q000138:chemical synthesis* / Q000737:chemistry; D002384:Catalysis; D003500:Cyclization; D006571:Heterocyclic Compounds / Q000737:chemistry*; D009682:Magnetic Resonance Spectroscopy; D013058:Mass Spectrometry; D015394:Molecular Structure; D013329:Structure-Activity Relationship
chemical_list: D000143:Acids; D001381:Azepines; D006571:Heterocyclic Compounds; D001569:Benzodiazepines