Cationic iron-catalyzed intramolecular hydroalkoxylation of unactivated olefins

Tetrahedron Letters

Volumn 48, Issue 18, 2007, Pages 3259-3261

  Komeyama, Kimihiro ^a   Morimoto, Takayuki ^a   Nakayama, Yuushou ^a   Takaki, Ken ^a  

^a HIROSHIMA UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

ALKENE DERIVATIVE; CATION; ESTER DERIVATIVE; IRON COMPLEX;

ALKYLATION; ARTICLE; CATALYSIS; CATALYST; CHEMICAL REACTION KINETICS; CHEMICAL STRUCTURE;

EID: 34047121168     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2007.03.004     Document Type: Article

References (21)

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17. The dehydrated products were not identified, but we firmly confirmed them by GC-MS analysis and TLC monitoring of the reaction mixture, wherein their Rf values were judged as hydrocarbon.
18. 4; 2 or 3 equiv) in DCE for 2 h at room temperature. Similar cationic iron complexes were synthesized in the following report:. Britovsek G.J.P., England J., Spintzmesser S.K., White A.J.P., and Williamson D.A. Dalton Trans. (2005) 945
19. 2 atmosphere. After heating during suitable time, the reaction mixture was cooled, filtered through a short silica-gel column using hexane/ethyl acetate as an eluent. Separation by column chromatography (silica-gel 60 N, 63-200 μm) using hexane/ethyl acetate solvent afforded products 2.
20. Similar 6-endo-trig cyclization was observed in our previous report; see Ref. 6.
21. 20: C, 93.20; H, 6.80. Found: C, 93.20; H, 6.68.