CA2743483C — Tetrasubstituted pyridazine hedgehog pathway antagonists
Assigned to Eli Lilly and Co · Expires 2014-03-11 · 12y expired
What this patent protects
The present invention provides novel tetrasubstituted pyridine hedgehog pathway antagonists of the following formula I (I) or a pharmaceutically acceptable salt thereof, wherein: X is C-R1 or N; R1 is hydrogen, fluoro or cyano; R2 is formula II (II), piperidinyl, or gem di-F-sub…
USPTO Abstract
The present invention provides novel tetrasubstituted pyridine hedgehog pathway antagonists of the following formula I (I) or a pharmaceutically acceptable salt thereof, wherein: X is C-R1 or N; R1 is hydrogen, fluoro or cyano; R2 is formula II (II), piperidinyl, or gem di-F-substituted cyclohexyl; R3 is methyl or trifluoromethyl; R4 is pyrrolidinyl, morpholinyl or pyridyl, amino or dimethylamino; R5 is trifluoromethyl or methylsulfonyl; R6 is hydrogen or methyl; and R7, R8, R9, R10 and R11 are independently hydrogen fluoro, cyano, chloro, methyl, trifluoromethyl, trifluoromethoxy or methylsulfonyl, provided that al least two of R7, R8, R9, R10 and R11 are hydrogen useful in the treatment of cancer.
Drugs covered by this patent
- Erivedge (vismodegib) · Roche
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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