Isomerizations on silica gel: Synthesis of allenyl ketones and the first Nazarov cyclizations of vinyl allenyl ketones

Tetrahedron Letters

Volumn 39, Issue 41, 1998, Pages 7491-7494

  Stephen, A ^a   Hashmi, K ^a   Bats, Jan W ^a   Choi, Ji Hyun ^a   Schwarz, Lothar ^a  

^a GOETHE UNIVERSITY   (Germany)

Author keywords

Alkynes; Allenes; Dess Martin reagents; Nazarov reactions

Indexed keywords

KETONE DERIVATIVE; SILICA GEL; VINYL DERIVATIVE;

ARTICLE; CYCLIZATION; ELECTRON; GEL CHROMATOGRAPHY; ISOMERISM; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; OXIDATION; REACTION ANALYSIS; SYNTHESIS;

EID: 0032497668     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(98)01619-0     Document Type: Article

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25. [15] Prepared by Pauson-Khand reactions. But at least one additional substituent is necessary. M. Ahmar, F. Antrax, B. Cazes, Tetrahedron Lett. 1995, 36, 4417-4420. M. Ahmar, O. Chabanis, J. Gauthier, B. Cazes, Tetrahedron Lett. 1997, 38, 5277-5280. M. Ahmar, C. Locatelli, D. Colombier, B. Cazes, Tetrahedron Lett. 1997, 38, 5281-5284.
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