title: Transition-metal-free intramolecular Ullmann-type O-arylation: synthesis of chromone derivatives.
authors.affiliation: Key Laboratory of Bioorganic Phosphorus Chemistry and Chemical Biology (Ministry of Education), Department of Chemistry, Tsinghua University, Beijing 100084, China.
authors.forename: Jie
authors.initials: J
authors.lastname: Zhao
authors.forename: Yufen
authors.initials: Y
authors.lastname: Zhao
authors.forename: Hua
authors.initials: H
authors.lastname: Fu
mesh_terms: D002254:Carbonates / Q000737:chemistry; D002384:Catalysis; D002586:Cesium / Q000737:chemistry; D002867:Chromones / Q000138:chemical synthesis* / Q000737:chemistry; D003300:Copper / Q000737:chemistry; D003500:Cyclization; D010165:Palladium / Q000737:chemistry; D011188:Potassium / Q000737:chemistry; D028561:Transition Elements / Q000737:chemistry*
chemical_list: D002254:Carbonates; D002867:Chromones; D028561:Transition Elements; D002586:Cesium; D010165:Palladium; D003300:Copper; C037593:potassium carbonate; C545311:cesium carbonate; D011188:Potassium