Tetrahydrofuran, tetrahydropyran and oxepane formation by cobaloxime π-cation cyclizations

Tetrahedron Letters

Volumn 39, Issue 21, 1998, Pages 3447-3448

  Grubb, Lana M ^a   Brown, Katherine A ^a   Branchaud, Bruce P ^a  

^a UNIVERSITY OF OREGON   (United States)

Author keywords

Carbonium ions; Cobalt and compounds; Cyclization; Ethers

Indexed keywords

COBALT DERIVATIVE; OXEPANE DERIVATIVE; TETRAHYDROFURAN; TETRAHYDROPYRAN DERIVATIVE;

ARTICLE; CYCLIZATION; PROTON NUCLEAR MAGNETIC RESONANCE; RACEMIC MIXTURE; STEREOCHEMISTRY; SYNTHESIS;

EID: 0032555027     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(98)00601-7     Document Type: Article

References (12)

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6. (f) Alvarez, E.; Candenas, M.-L.; Pérez, R.; Ravelo, J. L.; Martin, J. D. Chem. Rev. 1995, 95, 1953-1980.
7. (g) Dutton, C. J.; Banks, B. J.; Cooper, C. B. Nat. Prod. Reports 1995, 165-181.
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9. Grubb, L. M.; Branchaud, B. P. J. Org. Chem. 1997, 62, 242-243.
10. 2O (90%). (c) MeOH/HCl, 24 h (37%).
11. 13C NMR, IR and HRMS.
12. + (various conditions; ∼50%).