title: Double carbonylation of zirconocene-alkyne complexes.
abstract: Zirconocene-alkyne complexes prepared from Cp2ZrBu2, phosphines and alkynes reacted with CO to give double carbonylation products, 4-hydroxycyclobuten-1-one derivatives after hydrolysis.
authors.affiliation: Catalysis Research Center and Graduate School of Pharmaceutical Science, Hokkaido University and SORST, Japan Science and Technology Agency (JST), Sapporo 001-0021, Japan.
authors.forename: Shizue
authors.initials: S
authors.lastname: Mito
authors.forename: Tamotsu
authors.initials: T
authors.lastname: Takahashi
mesh_terms: D000480:Alkynes / Q000737:chemistry*; D002244:Carbon / Q000737:chemistry*; D002248:Carbon Monoxide / Q000737:chemistry; D006868:Hydrolysis; D007202:Indicators and Reagents; D008024:Ligands; D009942:Organometallic Compounds / Q000737:chemistry*; D015040:Zirconium / Q000737:chemistry*
chemical_list: D000480:Alkynes; D007202:Indicators and Reagents; D008024:Ligands; D009942:Organometallic Compounds; C023398:Zirconocene dichloride; D002244:Carbon; D002248:Carbon Monoxide; D015040:Zirconium