Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2007-11-13
2007-11-13
Stockton, Laura L. (Department: 1626)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C548S532000
Reexamination Certificate
active
10538028
ABSTRACT:
The present invention relates to processes for preparing peptides and to intermediates involved in such processes, e.g. a process for preparing a compound of formula VIIIwherein R12and R13are as defined herein.
REFERENCES:
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patent: 02/10192 (2002-02-01), None
Bandaranayake et al., “Anomalous Acetoxylation of Aromatic Nuclei: Some Structural Requirements in the Substrate,” Aust. J. Chem., vol. 34, No. 1, pp. 115-129 (1981).
Walter, “Beyer Walter—Lehrbuch Der Organischen Chemie,” S. Hirzel Verlag, Stuttgart, Germany, p. 188, paragraph 2.20.2.2 (1988).
Hellwinkel et al., “Tieffarbige, durchkonjuglerte Multi-Triphenylmethykium-lonen,” Angew. Chem., vol. 99(8), pp. 822-823 (1987).
Erb Bernhard
Pachinger Werner
Prikoszovich Walter
Wietfeld Bernhard
McNally Lyida T.
Novartis AG
Stockton Laura L.
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