title: b-Bilene to a,c-biladiene transformation during syntheses of isoporphyrins and porphyrins.
abstract: Reaction of 1,19-di-unsubstituted b-bilene salts with alpha-ketoesters gives isoporphyrins, and eventually porphyrins, by way of an a,c-biladiene salt intermediate.
authors.affiliation: Department of Chemistry, Louisiana State University, Baton Rouge, LA 70803, USA.
authors.forename: Celinah
authors.initials: C
authors.lastname: Mwakwari
authors.forename: Frank R
authors.initials: FR
authors.lastname: Fronczek
authors.forename: Kevin M
authors.initials: KM
authors.lastname: Smith
mesh_terms: D002384:Catalysis; D004952:Esters / Q000737:chemistry; D007659:Ketones / Q000737:chemistry; D008956:Models, Chemical; D015394:Molecular Structure; D011166:Porphyrins / Q000138:chemical synthesis* / Q000737:chemistry; D013237:Stereoisomerism
chemical_list: D004952:Esters; D007659:Ketones; D011166:Porphyrins; C521796:b-Bilene; C521795:biladiene A; C521794:biladiene C