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Synthesis 1989; 1989(6): 472-476
DOI: 10.1055/s-1989-27296
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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

W. A. Smit* , S. O. Simonyan, V. A. Tarasov, G. S. Mikaelian, A. S. Gybin, I. I. Ibragimov, R. Caple, D. Froen, A. Kreager
  • *Zelinsky Institute of Organic Chemistry, pr. Lenina 46, Moscow, USSR
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Publication Date:
17 September 2002 (online)

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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.