Polycyclic azaindole compounds

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

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Details

C514S230500, C544S031000, C544S101000

Reexamination Certificate

active

10267303

ABSTRACT:
The invention relates to compounds of formula (I):wherein:G1represents an alkylene chain as defined in the description,A representsR2and R3represent hydrogen, alkyl, alkoxy or hydroxy or together form oxo,R4and R5represent hydrogen,R1is as defined in the description,and medicinal products containing the same which are useful in treating or preventing melatoninergic disorders.

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Van de Poel et. al., “Synthesis of . . . 2H-pyrido[2′,3′:4,5] yrrolo[2,1-b][1,3]oxazine derivatives . . . ” Tetrahedron Letters, 2002, vol. 43, No. 7, pp. 1205-1208.

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