title: A BODIPY boronium cation for the sensing of fluoride ions.
abstract: In the presence of iodide ions, the cationic p-dimethylaminopyridine adduct of 1,3,5,7,8-pentamethylpyrromethene-boron fluoride [-DMAP](+) reacts with fluoride ions to afford the corresponding brightly fluorescent difluoride -F.
authors.affiliation: Department of Chemistry, Texas A&M University, College Station, Texas 77843, USA.
authors.forename: Todd W
authors.initials: TW
authors.lastname: Hudnall
authors.forename: François P
authors.initials: FP
authors.lastname: Gabbaï
mesh_terms: D001896:Boron Compounds / Q000737:chemistry*; D002412:Cations; D002623:Chemistry Techniques, Analytical / Q000295:instrumentation*; D005453:Fluorescence; D005459:Fluorides / Q000737:chemistry*
chemical_list: C095489:4,4-difluoro-4-bora-3a,4a-diaza-s-indacene; D001896:Boron Compounds; D002412:Cations; D005459:Fluorides