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Last Updated: March 28, 2024

Details for Patent: 9,127,012


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Title:Inhibitors of bruton's tyrosine kinase
Abstract: Disclosed herein are compounds of Formula (A) that form covalent bonds with Bruton's tyrosine kinase (Btk). Also described are irreversible inhibitors of Btk. Methods for the preparation of the compounds are disclosed. Also disclosed are pharmaceutical compositions that include the compounds. Methods of using the Btk inhibitors are disclosed, alone or in combination with other therapeutic agents, for the treatment of autoimmune diseases or conditions, heteroimmune diseases or conditions, cancer, including lymphoma, and inflammatory diseases or conditions. ##STR00001##
Inventor(s): Honigberg; Lee (San Francisco, CA), Verner; Erik (Belmont, CA), Pan; Zhengying (Austin, TX)
Assignee: PHARMACYCLICS, INC. (Sunnyvale, CA)
Filing Date:Sep 20, 2013
Application Number:14/033,344
Claims:1. A method of treating a B-cell malignancy, comprising administering to a patient in need thereof a therapeutically effective amount of a compound that irreversibly inhibits EGFR, wherein the irreversible inhibitor is a compound having the structure of Formula (A): ##STR00057## wherein: A is N; R.sub.1 is L.sub.2-(substituted or unsubstituted heteroaryl) or L.sub.2-(substituted or unsubstituted aryl), where L.sub.2 is a bond, O, S, --S(.dbd.O), --S(.dbd.O).sub.2, C(.dbd.O), -(substituted or unsubstituted C.sub.1-C.sub.6alkyl), or -(substituted or unsubstituted C.sub.2-C.sub.6-alkenyl); R.sub.2 and R.sub.3 are independently H or lower alkyl; R.sub.4 is L.sub.3-X-L.sub.4-G, wherein, L.sub.3 is optional, and when present is an optionally substituted or unsubstituted alkyl, optionally substituted or unsubstituted cycloalkyl, optionally substituted or unsubstituted alkenyl, or optionally substituted or unsubstituted alkynyl; X is optional, and when present is O, --C(.dbd.O), S, --S(.dbd.O), --S(.dbd.O).sub.2, --NH, --NR.sub.9, --NHC(O), --C(O)NH, --NR.sub.9C(O), --C(O)NR.sub.9, --S(.dbd.O).sub.2NH, --NHS(.dbd.O).sub.2, --S(.dbd.O).sub.2NR.sub.9--, --NR.sub.9S(.dbd.O).sub.2, --OC(O)NH--, --NHC(O)O--, --OC(O)NR.sub.9--, --NR.sub.9C(O)O--, --CH.dbd.NO--, --ON.dbd.CH--, --NR.sub.10C(O)NR.sub.10--, heteroaryl, aryl, --NR.sub.10C(.dbd.NR.sub.11)NR.sub.10--, --NR.sub.10C(.dbd.NR.sub.11)--, --C(.dbd.NR.sub.11)NR.sub.10--, --OC(.dbd.NR.sub.11)--, or --C(.dbd.NR.sub.11)O--; L.sub.4 is optional, and when present is a substituted or unsubstituted alkyl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted alkenyl, substituted or unsubstituted alkynyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, or substituted or unsubstituted heterocycle; or L.sub.3, X and L.sub.4 taken together form a nitrogen containing heterocyclic ring; G is ##STR00058## wherein, R.sub.6, R.sub.7 and R.sub.8 are independently selected from among H, lower alkyl or substituted lower alkyl, lower heteroalkyl or substituted lower heteroalkyl, substituted or unsubstituted lower cycloalkyl, and substituted or unsubstituted lower heterocycloalkyl; R.sub.9 is selected from among H, substituted or unsubstituted lower alkyl, and substituted or unsubstituted lower cycloalkyl; each R.sub.10 is independently H, substituted or unsubstituted lower alkyl, or substituted or unsubstituted lower cycloalkyl; or two R.sub.10 groups can together form a 5-, 6-, 7-, or 8-membered heterocyclic ring; or R.sub.10 and R.sub.11 can together form a 5-, 6-, 7-, or 8-membered heterocyclic ring; and each R.sub.11 is independently selected from H, --S(.dbd.O).sub.2R.sub.8, --S(.dbd.O).sub.2NH.sub.2, --C(O)R.sub.8, --CN, --NO.sub.2, heteroaryl, or heteroalkyl; or a pharmaceutically acceptable solvate, hydrate, or salts thereof.

2. The method of claim 1, wherein the compound of Formula (A) has the structure of Formula (D) or a pharmaceutically acceptable salt thereof: ##STR00059## wherein: L.sub.a is O or S; Ar is an unsubstituted phenyl; Y is a 4-, 5-, 6-, or 7-membered cycloalkyl ring, or Y is azetidinyl, pyrrolidinyl, piperidinyl, or azepanyl; Z is C(.dbd.O), OC(.dbd.O), NHC(.dbd.O), S(.dbd.O).sub.x, or NHS(.dbd.O).sub.x, where x is 2; R.sub.6, R.sub.7, and R.sub.8 are each independently H; or R.sub.7 and R.sub.8 taken together form a bond and R.sub.6 is H.

3. The method of claim 2, wherein L.sub.a is O.

4. The method of claim 2, wherein Z is C(.dbd.O), NHC(.dbd.O), or S(.dbd.O).sub.2.

5. The method of claim 2, wherein R.sub.6, R.sub.7, and R.sub.8 are each independently H.

6. The method of claim 1, wherein the compound has the structure ##STR00060##

7. A method of inhibiting EGFR in a patient having a B-cell malignancy, comprising administering to a patient in need thereof a therapeutically effective amount of a compound that irreversibly inhibits EGFR, wherein the irreversible inhibitor is a compound having the structure of Formula (A): ##STR00061## wherein: A is N; R.sub.1 is L.sub.2-(substituted or unsubstituted heteroaryl) or L.sub.2-(substituted or unsubstituted aryl), where L.sub.2 is a bond, O, S, --S(.dbd.O), --S(.dbd.O).sub.2, C(.dbd.O), -(substituted or unsubstituted C.sub.1-C.sub.6alkyl), or -(substituted or unsubstituted C.sub.2-C.sub.6-alkenyl); R.sub.2 and R.sub.3 are independently H or lower alkyl; R.sub.4 is L.sub.3-X-L.sub.4-G, wherein, L.sub.3 is optional, and when present is an optionally substituted or unsubstituted alkyl, optionally substituted or unsubstituted cycloalkyl, optionally substituted or unsubstituted alkenyl, or optionally substituted or unsubstituted alkynyl; X is optional, and when present is O, --C(.dbd.O), S, --S(.dbd.O), --S(.dbd.O).sub.2, --NH, --NR.sub.9, --NHC(O), --C(O)NH, --NR.sub.9C(O), --C(O)NR.sub.9, --S(.dbd.O).sub.2NH, --NHS(.dbd.O).sub.2, --S(.dbd.O).sub.2NR.sub.9--, --NR.sub.9S(.dbd.O).sub.2, --OC(O)NH--, --NHC(O)O--, --OC(O)NR.sub.9--, --NR.sub.9C(O)O--, --CH.dbd.NO--, --ON.dbd.CH--, --NR.sub.10C(O)NR.sub.10--, heteroaryl, aryl, --NR.sub.10C(.dbd.NR.sub.11)NR.sub.10--, --NR.sub.10C(.dbd.NR.sub.11)--, --C(.dbd.NR.sub.11)NR.sub.10--, --OC(.dbd.NR.sub.11)--, or --C(.dbd.NR.sub.11)O--; L.sub.4 is optional, and when present is a substituted or unsubstituted alkyl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted alkenyl, substituted or unsubstituted alkynyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, or substituted or unsubstituted heterocycle; or L.sub.3, X and L.sub.4 taken together form a nitrogen containing heterocyclic ring; G is ##STR00062## wherein, R.sub.6, R.sub.7 and R.sub.8 are independently selected from among H, lower alkyl or substituted lower alkyl, lower heteroalkyl or substituted lower heteroalkyl, substituted or unsubstituted lower cycloalkyl, and substituted or unsubstituted lower heterocycloalkyl; R.sub.9 is selected from among H, substituted or unsubstituted lower alkyl, and substituted or unsubstituted lower cycloalkyl; each R.sub.10 is independently H, substituted or unsubstituted lower alkyl, or substituted or unsubstituted lower cycloalkyl; or two R.sub.10 groups can together form a 5-, 6-, 7-, or 8-membered heterocyclic ring; or R.sub.10 and R.sub.11 can together form a 5-, 6-, 7-, or 8-membered heterocyclic ring; and each R.sub.11 is independently selected from H, --S(.dbd.O).sub.2R.sub.8, --S(.dbd.O).sub.2NH.sub.2, --C(O)R.sub.8, --CN, --NO.sub.2, heteroaryl, or heteroalkyl; or a pharmaceutically acceptable solvate, hydrate, or salts thereof.

8. The method of claim 7, wherein the compound of Formula (A) has the structure of Formula (D) or a pharmaceutically acceptable salt thereof: ##STR00063## wherein: L.sub.a is O or S; Ar is an unsubstituted phenyl; Y is a 4-, 5-, 6-, or 7-membered cycloalkyl ring, or Y is azetidinyl, pyrrolidinyl, piperidinyl, or azepanyl; Z is C(.dbd.O), OC(.dbd.O), NHC(.dbd.O), S(.dbd.O).sub.x, or NHS(.dbd.O).sub.x, where x is 2; R.sub.6, R.sub.7, and R.sub.8 are each independently H; or R.sub.7 and R.sub.8 taken together form a bond and R.sub.6 is H.

9. The method of claim 8, wherein L.sub.a is O.

10. The method of claim 8, wherein Z is C(.dbd.O), NHC(.dbd.O), or S(.dbd.O).sub.2.

11. The method of claim 8, wherein R.sub.6, R.sub.7, and R.sub.8 are each independently H.

12. The method of claim 7, wherein the compound has the structure ##STR00064##

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