Synthesis of Oligo-enynes Using [Fe(alkene)(CO) n ] Scaffolds. Z/E -Selective Wittig- and Horner-type Olefination Reactions of η -Carbonyl Groups in η 4 -Diene and γ -Carbonyl Groups in η 2 -Alkene Complexes of Iron

Jutta Böhmer; Rainer Schobert

doi:10.1039/A801240G

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DOI: 10.1039/A801240G (Paper) Reference Section for: J. Chem. Res. (S), 1998, 372-373

Synthesis of Oligo-enynes Using [Fe(alkene)(CO)_n] Scaffolds. Z/E-Selective Wittig- and Horner-type Olefination Reactions of η-Carbonyl Groups in η⁴-Diene and γ-Carbonyl Groups in η²-Alkene Complexes of Iron

(Note: The full text of this document is currently only available in the PDF Version )

Jutta Böhmer and Rainer Schobert

Abstract

β-Oxo-dienetricarbonyliron complexes 4 and γ-oxo-alkenecarbene complexes 5 undergo olefinations with a wide range of phosphonates and phosphoranes with high E- or Z-selectivity and give the free oligo-en(yn)es or carbamates, respectively, upon oxidative demetalation.

References

J. Böhmer, W. Förtsch, F. Hampel and R. Schobert, Chem. Ber., 1996, 129, 427 CrossRef.
J. Böhmer, F. Hampel and R. Schobert, Synthesis, 1997, 661 CrossRef CAS.

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Synthesis of Oligo-enynes Using [Fe(alkene)(CO)n] Scaffolds. Z/E-Selective Wittig- and Horner-type Olefination Reactions of η-Carbonyl Groups in η4-Diene and γ-Carbonyl Groups in η2-Alkene Complexes of Iron

(Note: The full text of this document is currently only available in the PDF Version )

Abstract

References

Synthesis of Oligo-enynes Using [Fe(alkene)(CO)_n] Scaffolds. Z/E-Selective Wittig- and Horner-type Olefination Reactions of η-Carbonyl Groups in η⁴-Diene and γ-Carbonyl Groups in η²-Alkene Complexes of Iron