AU2011201171B2 — Method for the production of amino crotonyl compounds
Assigned to Boehringer Ingelheim International GmbH · Expires 2012-02-09 · 14y expired
What this patent protects
C.\NRPorlOCC\AMT\3533881 1.DOC-15/03/2011 Method for the production of amino crotonyl compounds The invention relates to an improved method for the production of 4-[(3-chloro-4 fluorophenyl)amino]-6-([4-(N,N-dimethylamino)-1 -oxo-2-butene-1 -yl]amino}-7-((S) tetrahydrofurane-3-yl…
USPTO Abstract
C.\NRPorlOCC\AMT\3533881 1.DOC-15/03/2011 Method for the production of amino crotonyl compounds The invention relates to an improved method for the production of 4-[(3-chloro-4 fluorophenyl)amino]-6-([4-(N,N-dimethylamino)-1 -oxo-2-butene-1 -yl]amino}-7-((S) tetrahydrofurane-3-yloxy)-quinazoline and related amino crotonyl compounds. The invention also relates to a suitable salt of 4-[(3-chloro-4-fluorphenyl)amino]-6-{[4 (N,N-dimethylamino)-1-oxo-2-butene-1 -yl]amino}-7-((S)-tetrahydrofurane-3-yloxy) quinazoline for use as an active ingredient for a medicament.
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.
Track this patent
Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.