EP3560934A1 — Process for the preparation of pure 2-cyanophenylboronic acid and esters thereof, intermediates of perampanel or of e2040
Assigned to Fabbrica Italiana Sintetici SpA (FIS) · Expires 2019-10-30 · 7y expired
What this patent protects
The present invention relates to a process for the synthesis of 2-cyanophenylboronic acid and the esters and salts thereof, which are intermediates of the synthesis of active pharmaceutical ingredients such as Perampanel or E2040, wherein impurity formation, in particular the for…
USPTO Abstract
The present invention relates to a process for the synthesis of 2-cyanophenylboronic acid and the esters and salts thereof, which are intermediates of the synthesis of active pharmaceutical ingredients such as Perampanel or E2040, wherein impurity formation, in particular the formation of DBBN iPrketone, is reduced.
Drugs covered by this patent
- Fycompa (PERAMPANEL) · Catalyst Pharms
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
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