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ChemInform Abstract: Palladium-Catalyzed Carbonylative Lactonization of Propargyl Alcohols with Organic Dichalcogenides and Carbon Monoxide.

✍ Scribed by A. OGAWA; H. KUNIYASU; N. SONODA; T. HIRAO


Publisher
John Wiley and Sons
Year
2010
Weight
35 KB
Volume
29
Category
Article
ISSN
0931-7597

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ChemInform Abstract: Platinum(0)-Catalyz
✍ A. OGAWA; K. KAWABE; J. KAWAKAMI; M. MIHARA; T. HIRAO; N. SONODA πŸ“‚ Article πŸ“… 2010 πŸ› John Wiley and Sons βš– 42 KB

Platinum(0)-Catalyzed Carbonylative Lactonization of 5-Hydroxy-1pentyne with Carbon Monoxide in the Presence of Thiols. -The cyclocarbonylation of title compound (I) to give Ξ±-methylene-Ξ΄-lactone (III) is found to proceed efficiently by using catalytic Pt(PPh 3 ) 4 in the presence of small amounts