CA2426461A1 — Nitrogen-containing aromatic derivatives
Assigned to Eisai R&D Management Co Ltd · Expires 2002-04-25 · 24y expired
What this patent protects
Compounds represented by the general formula ( ) or salts thereof, or hydrat es of both: ( ) wherein Ag is an optionally substituted 5- to 14-membered heterocyclic group, or the like; Xg is O-, -S-, or the like; Yg is optionall y substituted C6-14 aryl, a 5- to 14-membered hetero…
USPTO Abstract
Compounds represented by the general formula ( ) or salts thereof, or hydrat es of both: ( ) wherein Ag is an optionally substituted 5- to 14-membered heterocyclic group, or the like; Xg is O-, -S-, or the like; Yg is optionall y substituted C6-14 aryl, a 5- to 14-membered heterocyclic group, or the like; and Tg1 is a group of the general formula ( ) or the like: ( ) [wherein Eg is a single bond, -N(Rg2)-, or the like; Rg1 and Rg2 are each independently hydrogen, optionally substituted C1-6 alkyl, or the like; and Zg is C1-8 alkyl, C3-8 alicyclic hydrocarbyl, C6-14 aryl, or the like].
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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