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US 8,946,415 B2Granted
Pyrazolo[1,5-a]pyrimidine-based compounds, compositions comprising them, and methods of their use
AssigneeLexicon Pharmaceuticals, Inc.
InventorsYingzhi Bi, Kenneth Gordon Carson, Giovanni Cianchetta, Michael Alan Green, Godwin Kumi, Alan Main, Yulian Zhang, Gregory Glenn Zipp
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Abstract
Pyrazolo[1,5-a]pyrimidine-based compounds of the formula: are disclosed, wherein R1, R2 and R3 are defined herein. Compositions comprising the compounds and methods of their use to treat, manage and/or prevent diseases and disorders mediated by adaptor associated kinase 1 activity are also disclosed.
Claims15
A compound of the formula:
- or a pharmaceutically acceptable salt thereof, wherein:
- X is CH or N;
- each R1A is independently —OR1C, —N(R1C)2, —C(O)R1C, —C(O)OR1C, —C(O)N(R1C)2, —N(R1C)C(O)OR1C, cyano, halo, or optionally substituted C1-12 hydrocarbyl or 2-12-membered heterocarbyl, which optional substitution is with one or more R1B;
- each R1B is independently —OR1C, —N(R1C)2, —C(O)R1C, —C(O)OR1C, —C(O)N(R1C)2, —N(R1C)C(O)OR1C, cyano or halo;
- each R1C is independently hydrogen or optionally substituted C1-12 hydrocarbyl or 2-12-membered heterocarbyl, which optional substitution is with one or more of cyano, halo or hydroxyl;
- each R2C is independently —OR2D, —N(R2D)2, —C(O)R2D, —C(O)OR2D, —C(O)N(R2D)2, —N(R2D)C(O)OR2D, cyano, halo, or optionally substituted C1-12 hydrocarbyl or 2-12-membered heterocarbyl, which optional substitution is with one or more amino, cyano, halo, hydroxyl, or R2D;
- each R2D is independently hydrogen or optionally substituted C1-12 hydrocarbyl or 2-12-membered heterocarbyl, which optional substitution is with one or more of amino, cyano, halo, hydroxyl;
- and
- m is 0-3.
6 more elements
Dependencies are inferred from the claim text.