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US 2014/0235658 A1Published application
Quinazoline derivatives as kinases inhibitors and methods of use thereof
AssigneeTeligene Ltd.
InventorDawei Zhang
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Abstract
The present invention is directed to novel quinazolines, their derivatives, pharmaceutically acceptable salts, solvates, prodrug, stereoisomer, tautomer, metabolite and hydrates thereof. The compounds and compositions of the present invention have protein kinases inhibitory activities and are expected to be useful for the treatment of protein kinases mediated diseases and conditions.
Claims11
1-10. (canceled)
A compound of Formula I:
- or a pharmaceutically acceptable salt, solvate, prodrug, stereoisomer or tautomer thereof, wherein
- R1 and R2 are independently selected from hydrogen, C1-C3 alkyl, and F;
- R3 is selected from C1-C6 linear alkyl, C1-C6 branched alkyl, tetrahydrofuran-3-yl, —(CH2)m-morpholine, and —(CH2)m-piperazine-N(C1-C3 alkyl), wherein C1-C6 linear alkyl and C1-C6 branched alkyl are optionally substituted by one or more halogens or C1-C3 alkoxy group;
- m is 2 or 3;
- n is 0, 1, 2 or 3;
- X is selected from carbon, O and N—R6, with the proviso that when n is 0 or n is 3, X is neither O nor N—R6;
- R4 and R5 are independently selected from hydrogen, C1-C3 alkyl, F, and Cl;
- R6 is C1-C3 alkyl, optionally substituted by one or more halogens, hydroxy or C1-C3 alkoxy group.
5 more elements
Dependencies are inferred from the claim text.