Cyclization of Dicobalthexacarbonyl Complexes of Allyl Propargyl Ethers on the Surface of Chromatography Adsorbents. A Convenient Method for the Preparation of Substituted 3-Oxabicyclo[3.3.0]oct-5-en-7-one and 4-Hydroxymethyl-2-cyclopenten-1-one Derivatives from Common Precursors
- 1 June 1989
- journal article
- research article
- Published by Georg Thieme Verlag KG in Synthesis
- Vol. 1989 (06) , 472-476
- https://doi.org/10.1055/s-1989-27296
Abstract
Allyl propargyl ethers serve as valuable precursors for short and efficient syntheses of the title compounds via an intramolecular [2 + 2 + 1] Khand-Pauson cyclization under the novel procedure of adsorption-promoted (dry state) conditions.Keywords
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