Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2006-11-28
2006-11-28
Coleman, Brenda (Department: 1624)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
C540S555000, C540S556000
Reexamination Certificate
active
07141563
ABSTRACT:
This invention provides processes for preparing compounds formula:wherein R is H, alkyl, acyl, aryl, aroyl or —C(O)R′; R′ is alkyl or aryl; R1, R2, R4and R5are H, —OH, alkyl, cycloalkyl, alkoxy, halogen, fluorinated alkyl or alkoxy, —CN, —NH—SO2-alkyl, —SO2—NH-alkyl, alkyl amide, amino, alkylamino, dialkylamino, acyl, aryl or aroyl; R3is H, alkyl, cycloalkyl, alkoxy, fluorinated alkyl, —NH—SO2-alkyl, —SO2—NH-alkyl, alkyl amide, amino, alkylamino, dialkylamino, fluorinated alkoxy, acyl, aryl, or aroyl; or a pharmaceutically acceptable salt thereof, as well as novel compounds useful in the synthesis of these compounds.
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Sabalski Joan E.
Smith Michael D.
Welmaker Gregory S.
Coleman Brenda
Hild Kimberly R.
Wyeth
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