Phthalazinone derivatives

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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C544S236000, C544S237000

Reexamination Certificate

active

10426147

ABSTRACT:
A compound of formula:or an isomer, salt, solvate, chemically protected form, or prodrug thereof, wherein A and B together represent an optionally substituted, fused aromatic ring;RLis a C5-7aryl group substituted in the meta position by the group R2, and optionally further substituted; wherein R2is selected from:and its use as a pharmaceutical, in particular for the treatment of diseases ameliorated by inhibiting the activity of PARP.

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