Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2006-10-31
2006-10-31
Saeed, Kamal A. (Department: 1626)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C546S298000
Reexamination Certificate
active
07129360
ABSTRACT:
Substituted alkylmetal reagents such as (trimethylsilylmethyl)lithium are reacted with azaaromatic compounds and/or nitrogen heterocycle compounds to produce functionalized azaaromatic compounds and functionalized nitrogen heterocycle compounds.
REFERENCES:
patent: 3197516 (1965-07-01), Esmay et al.
patent: 3429829 (1969-02-01), Kahle
patent: 3446860 (1969-05-01), Beumel, Jr.
patent: 3511884 (1970-05-01), Smith, Jr.
patent: 3534113 (1970-10-01), Eastham et al.
patent: 4006187 (1977-02-01), Kamienski et al.
patent: 5262556 (1993-11-01), Riefling et al.
patent: 5626798 (1997-05-01), Schwindeman et al.
patent: 5670691 (1997-09-01), Spangler et al.
patent: 5976403 (1999-11-01), Dover et al.
patent: 6054583 (2000-04-01), Kelly et al.
patent: 6657093 (2003-12-01), Meudt et al.
patent: 2004/0073032 (2004-04-01), Meudt et al.
patent: WO 02/19622 (1992-11-01), None
A. Guijarro et al., “Napthalene-catalysed lithiation of functionalized chloroarenes: regioselective preparation and reactivity of functionalized lithioarenes”, Tetrahedron 49:469-482 (1993).
D. Guijarro et al., “Arene-Catalysed Lithiation of Fluoroarenes”, Tetrahedron 56:1135-1138 (2000).
Comins et al., “Lithiation of Methoxypyridines Directed by ∝-Amino Alkoxides”, J. Org. Chem. 55:69-73 (1990).
International Search Report corresponding to PCT/US04/11661, mailed Feb. 14, 2005.
Sutton Douglas E.
Woltermann Christopher J.
FMC Corporation
Myers Bigel & Sibley Sajovec, PA
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