title: Robust preparation of novel imidazo[5,1-b][1,3,4]oxadiazoles.
abstract: Cyclodehydration of amino acid-derived acyl hydrazide amides to the corresponding oxadiazoles was followed by a second dehydration event, smoothly furnishing the novel imidazo[5,1-b][1,3,4]oxadiazole motif .
authors.affiliation: Pfizer Global Research and Development, Eastern Point Road, Groton, CT 06340, USA.
authors.forename: Tuan P
authors.initials: TP
authors.lastname: Tran
authors.forename: Nandini
authors.initials: N
authors.lastname: Patel
authors.forename: Brian
authors.initials: B
authors.lastname: Samas
authors.forename: Jacob B
authors.initials: JB
authors.lastname: Schwarz
mesh_terms: D000577:Amides / Q000737:chemistry; D000596:Amino Acids / Q000737:chemistry; D010069:Oxadiazoles / Q000138:chemical synthesis*
chemical_list: D000577:Amides; D000596:Amino Acids; D010069:Oxadiazoles