Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2006-12-26
2006-12-26
Balasubramanian, Venkataraman (Department: 1624)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
C544S112000, C544S114000
Reexamination Certificate
active
07153853
ABSTRACT:
The present invention relates to heterocyclic compounds represented by the formula Iwherein X represents nitrogen atom or CH; R1represents halogen atom or hydroxyl; R2represents hydrogen atom, hydroxyl or amino; R3represents morpholino (which may be substituted with one or two C1–C6alkyl), pyrrolidinyl (which may be substituted with hydroxy C1–C6alkyl) or NR6R7[R6represents C1–C6alkyl and R7represents piperidinyl (which may be substituted with C1–C6alkyl)]; R4and R5each represents hydrogen atom or C1–C6alkyl, with the proviso that R2is hydrogen atom and R3is pyrrolidinyl (which may be substituted with hydroxy C1–C6alkyl) when R1is hydroxyl
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Kawashima Seiichiro
Matsuno Toshiyuki
Saitoh Kenichi
Sasahara Hiroya
Tsuchida Yoshio
Balasubramanian Venkataraman
Zenyaku Kogyo Kabushiki Kaisha
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