EP4063351A1 — Preparation method of quinoline derivative compounds
Assigned to Centre National de la Recherche Scientifique CNRS · Expires 2022-09-28 · 4y expired
What this patent protects
The present invention relates to a method for preparing a compound of formula (I) comprising the following steps: (i) reacting a compound of formula (II) with a compound of formula (III), to form the hydrochloride salt of the compound of formula (I), wherein the molar ratio of th…
USPTO Abstract
The present invention relates to a method for preparing a compound of formula (I) comprising the following steps: (i) reacting a compound of formula (II) with a compound of formula (III), to form the hydrochloride salt of the compound of formula (I), wherein the molar ratio of the compound of formula (II) vs. the compound of formula (III) is from 1.00:0.80 to 1.00:1.20, and no metal catalyst is present, and (ii) recovering the compound of formula (I) in the form of a free base through addition of a base.
Drugs covered by this patent
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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