Organic compounds -- part of the class 532-570 series – Organic compounds – Chalcogen in the nitrogen containing substituent
Reexamination Certificate
2004-01-22
2009-02-24
Wilson, James O (Department: 1624)
Organic compounds -- part of the class 532-570 series
Organic compounds
Chalcogen in the nitrogen containing substituent
C544S093000, C544S094000, C544S249000, C544S250000
Reexamination Certificate
active
07495096
ABSTRACT:
Processes for the production of a compound of the following formula (I)by converting a compound of formula (II) with 2-pyrrolidone used in excess relative to compound (II) and processes for the production of a compound of formula (III).The latter process includes preparing compound (I); a reduction reaction which yields compound (III) in salt form; and liberating compound (III) from the salt.
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Hoffmann Hans-Rainer
Matusch Rudolf
Moormann Joachim
HF Arzneimittelforschung GmbH
Hochberg D. Peter
Leeser Erich A
Mellino Sean F.
Smola Daniel J.
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