title: Catalytic asymmetric formation of delta-lactones by [4+2] cycloaddition of zwitterionic dienolates generated from alpha,beta-unsaturated acid chlorides.
authors.affiliation: Laboratory of Organic Chemistry, ETH Zürich, Wolfgang-Pauli-Strasse 10, Hönggerberg HCI E 111, 8093 Zürich, Switzerland.
authors.forename: Paolo S
authors.initials: PS
authors.lastname: Tiseni
authors.forename: René
authors.initials: R
authors.lastname: Peters
mesh_terms: D000447:Aldehydes / Q000737:chemistry; D002384:Catalysis; D003500:Cyclization; D006851:Hydrochloric Acid / Q000737:chemistry*; D006900:Hydroxylation; D007477:Ions / Q000737:chemistry; D007783:Lactones / Q000138:chemical synthesis* / Q000737:chemistry; D015394:Molecular Structure; D013237:Stereoisomerism
chemical_list: D000447:Aldehydes; D007477:Ions; D007783:Lactones; D006851:Hydrochloric Acid