US 2019/0161489 A1 · SUBSTITUTED PYRROLO [2, 3-D] PYRIDAZIN-4-ONES AND PYRAZOLO [3, 4-D] PYRIDAZIN-4-ONES AS PROTEIN KINASE INHIBITORS

Abstract

Provided are certain compounds or pharmaceutically acceptable salts thereof which can inhibit kinase activity of Bruton's tyrosine kinase (BTK) and may be useful for the treatment of diseases like cancer, immunological disease and inflammation.

A compound of formula (I)

or a pharmaceutically acceptable salt thereof, wherein:
Ring Q1 is selected from aryl and heteroaryl, wherein aryl and heteroaryl are each unsubstituted or substituted with at least one substituent, such as one, two, three or four substituents, independently selected from RX;
Ring Q2 is selected from C3-10 cycloalkyl, heterocyclyl, aryl and heteroaryl, wherein cycloalkyl, heterocyclyl, aryl and heteroaryl are each unsubstituted or substituted with at least one substituent, such as one, two, three or four substituents, independently selected from RX;
L is selected from a bond, —(CRC1RD1)t—, —C(O)—, —O—, —(CRC1RD1)tO—, —O(CRC1RD1)t, —S—, —S(O)r—, —(CRC1RD1)tS—, —S(CRC1RD1)t—, —N(RA1)—, —N(RA1)C(O)—, —C(O)N(RA1)—, —N(RA1)C(O)O—, —OC(O)N(RA1)—, —N(RA1)C(O)N(RB1)—, —N(RA1)S(O)2—, —S(O)2N(RA1)— and —N(RA1)S(O)2N(RB1)—;
W is selected from —C(O)—, —OC(O)—, —NRA1C(O)—, —C(═S)—, —S(O)r—, —OS(O)r—, and —N(RA1)S(O)r—;
Y is selected from N and CR6;
R1 is selected from hydrogen, C1-10 alkyl, C3-10 cycloalkyl, C3-10 cycloalkyl-C1-4 alkyl, heterocyclyl, heterocyclyl-C1-4 alkyl, aryl, aryl-C1-4 alkyl, heteroaryl, heteroaryl-C1-4 alkyl, wherein alkyl, cycloalkyl, heterocyclyl, aryl and heteroaryl are each unsubstituted or substituted with at least one substituent, such as one, two, three or four substituents, independently selected from RX;
each R2 is selected from hydrogen, halogen, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, C3-10 cycloalkyl, C3-10 cycloalkyl-C1-4 alkyl, heterocyclyl, heterocyclyl-C1-4 alkyl, aryl, aryl-C1-4 alkyl, heteroaryl, heteroaryl-C1-4 alkyl, CN, NO2, —NRA2RB2, —ORA2, —C(O)RA2, —C(═NRE2)R, —C(═N—ORB2)RA2, —C(O)ORA2, —OC(O)RA2, —C(O)NRA2RB2, —NRA2C(O)RB2, —C(═NRE2)NRA2RB2, —NRA2C(═NRE2)RB2, —OC(O)NRA2RB2, —NRA2C(O)ORB2, —NRA2C(O)NRA2RB2, —NRA2C(S)NRA2RB2, —NRA2C(═NRE2)NRA2RB2, —S(O)rRA2, —S(O)(═NRE2)RB2, —N═S(O)RA2RB2, —S(O)2ORA2, —OS(O)2RA2, —NRA2S(O)rRB2, —NRA2S(O)(═NRE2)RB2, —S(O)rNRA2RB2, —S(O)(═NRE2)NRA2RB2, —NRA2S(O)2NRA2RB2, —NRA2S(O)(═NRE2)NRA2RB2, —P(O)RA2RB2 and —P(O)(ORA2)(ORB2), wherein alkyl, alkenyl, alkynyl, cycloalkyl, heterocyclyl, aryl and heteroaryl are each unsubstituted or substituted with at least one substituent, such as one, two, three or four substituents, independently selected from RX;
R3 is selected from hydrogen, halogen, C1-10 alkyl, C3-10 cycloalkyl, C3-10 cycloalkyl-C1-4 alkyl, heterocyclyl and heterocyclyl-C1-4 alkyl, wherein alkyl, cycloalkyl and heterocyclyl, are each unsubstituted or substituted with at least one substituent, such as one, two, three or four substituents, independently selected from RX;
R4 is selected from hydrogen, halogen, C1-10 alkyl, C3-10 cycloalkyl, C3-10 cycloalkyl-C1-4 alkyl, heterocyclyl, heterocyclyl-C1-4 alkyl, aryl, aryl-C1-4 alkyl, heteroaryl, and heteroaryl-C1-4 alkyl, wherein alkyl, cycloalkyl, heterocyclyl, aryl and heteroaryl are each unsubstituted or substituted with at least one substituent, such as one, two, three or four substituents, independently selected from RX;
R5 is selected from hydrogen, halogen, C1-10 alkyl, C3-10 cycloalkyl, C3-10 cycloalkyl-C1-4 alkyl, heterocyclyl and heterocyclyl-C1-4 alkyl, wherein alkyl, cycloalkyl and heterocyclyl, are each unsubstituted or substituted with at least one substituent, such as one, two, three or four substituents, independently selected from RX;
or R3 and R5 taken together form a bond;
R6 is selected from hydrogen, halogen, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, C3-10 cycloalkyl, C3-10 cycloalkyl-C1-4 alkyl, heterocyclyl, heterocyclyl-C1-4 alkyl, aryl, aryl-C1-4 alkyl, heteroaryl, heteroaryl-C1-4 alkyl, CN, NO2, —NRA3RB3, —ORA3, —C(O)RA3, —C(═NRE3)RA3, —C(═N—ORB3)RA3, —C(O)ORA3, —OC(O)RA3, —C(O)NRA3RB3, —NRA3C(O)RB3, —C(═NRE3)NRA3RB3, —NRA3C(═NRE3)RB3, —OC(O)NRA3RB3, —NRA3C(O)ORB3, —NRA3C(O)NRA3RB3, —NRA3C(S)NRA3RB3, —NRA3C(═NRE3)NRA3RB3, —S(O)rRA3, —S(O)(═NRE3)RB3, —N═S(O)RA3RB3, —S(O)2ORA3, —OS(O)2RA3, —NRA3 S(O)rRB3, —NRA3 S(O)(═NRE3)RB3, —S(O)rNRA3RB3, —S(O)(═NRE3)NRA3RB3, —NRA3S(O)2NRA3RB3, —NRA3S(O)(═NRE3)NRA3RB3, —P(O)RA3RB3 and —P(O)(ORA3)(ORB3), wherein alkyl, alkenyl, alkynyl, cycloalkyl, heterocyclyl, aryl and heteroaryl are each unsubstituted or substituted with at least one substituent, such as one, two, three or four substituents, independently selected from RX;
each RA1, RA2, RA3, RB1, RB2 and RB3 are independently selected from hydrogen, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, C3-10 cycloalkyl, C3-10 cycloalkyl-C1-4 alkyl, heterocyclyl, heterocyclyl-C1-4 alkyl, aryl, aryl-C1-4 alkyl, heteroaryl, and heteroaryl-C1-4 alkyl, wherein alkyl, alkenyl, alkynyl, cycloalkyl, heterocyclyl, aryl and heteroaryl are each unsubstituted or substituted with at least one substituent, such as one, two, three or four substituents, independently selected from RX;
or each “RA1 and RB1”, “RA2 and RB2” or “RA3 and RB3” together with the atom(s) to which they are attached form a heterocyclic ring of 4 to 12 members containing 0, 1, or 2 additional heteroatoms independently selected from oxygen, sulfur and nitrogen, and optionally substituted with 1 2 or 3 RX groups;
each RC1 and RD1 are independently selected from hydrogen, halogen, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, C3-10 cycloalkyl, C3-10 cycloalkyl-C1-4 alkyl, heterocyclyl, heterocyclyl-C1-4 alkyl, aryl, aryl-C1-4 alkyl, heteroaryl, and heteroaryl-C1-4 alkyl, wherein alkyl, alkenyl, alkynyl, cycloalkyl, heterocyclyl, aryl and heteroaryl are each unsubstituted or substituted with at least one substituent, such as one, two, three or four substituents, independently selected from RX;
or RC1 and RD1 together with the carbon atom(s) to which they are attached form a ring of 3 to 12 members containing 0, 1 or 2 heteroatoms independently selected from oxygen, sulfur and nitrogen, and optionally substituted with 1 2 or 3 RX groups;
each RE2 and RE3 are independently selected from hydrogen, C1-10 alkyl, CN, NO2, —ORa1, —SRa1, —S(O)rRa1, —C(O)Ra1, —C(O)ORa1, —C(O)NRa1Rb1 and —S(O)rNRa1Rb1;
each RX is independently selected from hydrogen, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, C3-10 cycloalkyl, C3-10 cycloalkyl-C1-4 alkyl, heterocyclyl, heterocyclyl-C1-4 alkyl, aryl, aryl-C1-4 alkyl, heteroaryl, heteroaryl-C1-4 alkyl, halogen, CN, NO2, —(CRc1Rd1)tNRa1Rb1, —(CRc1Rd1)tORb1, —(CRc1Rd1)tC(O)Ra1, —(CRc1Rd1)tC(═NRe1)Ra1, —(CRc1Rd1)tC(═N—ORb1)Ra1, —(CRc1Rd1)tC(O)ORb1, —(CRc1Rd1)tOC(O)Rb1, —(CRc1Rd1)tC(O)NRa1Rb1, —(CRc1Rd1)tNRa1C(O)Rb1, —(CRc1Rd1)tC(═NRe1)NRa1Rb1, —(CRc1Rd1)tNRa1C(═NRe1)Rb1, —(CRc1Rd1)tOC(O)NRa1Rb1, —(CRc1Rd1)tNRa1C(O)ORb1, —(CRc1Rd1)tNRa1C(O)NRa1Rb1, —(CRc1Rd1)tNRa1C(S)NRa1Rb1, —(CRc1Rd1)t NRa1C(═NRe1)NRa1Rb1, —(CRc1Rd1)tS(O)rRb1, —(CRc1Rd1)tS(O)(═NRe1)Rb1, —(CRc1Rd1)tN═S(O)Ra1Rb1, —(CRc1Rd1)tS(O)2ORb1, —(CRc1Rd1)tOS(O)2Rb1, —(CRc1Rd1)tNRa1S(O)rRb1, —(CRc1Rd1)tNRa1S(O)(═NRe1)Rb1, —(CRc1Rd1)tS(O)rNRa1Rb1, —(CRc1Rd1)tS(O)(═NRe1)NRa1Rb1, —(CRc1Rd1)tNRa1S(O)2NRa1Rb1, —(CRc1Rd1)tNRa1S(O)(═NRe1)NRa1Rb1, —(CRc1Rd1)tP(O)Ra1Rb1 and —(CRc1Rd1)tP(O)(ORa1)(ORb1), wherein alkyl, alkenyl, alkynyl, cycloalkyl, heterocyclyl, aryl and heteroaryl are each unsubstituted or substituted with at least one substituent, such as one, two, three or four substituents, independently selected from RY;
each Ra1 and each Rb1 are independently selected from hydrogen, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, C3-10 cycloalkyl, C3-10 cycloalkyl-C1-4 alkyl, heterocyclyl, heterocyclyl-C1-4 alkyl, aryl, aryl-C1-4 alkyl, heteroaryl and heteroaryl-C1-4 alkyl, wherein alkyl, alkenyl, alkynyl, cycloalkyl, heterocyclyl, aryl and heteroaryl are each unsubstituted or substituted with at least one substituent, such as one, two, three or four substituents, independently selected from RY;
or Ra1 and Rb1 together with the atom(s) to which they are attached form a heterocyclic ring of 4 to 12 members containing 0, 1 or 2 additional heteroatoms independently selected from oxygen, sulfur, nitrogen and phosphorus, and optionally substituted with 1, 2 or 3 RY groups;
each Rc1 and each Rd1 are independently selected from hydrogen, halogen, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, C3-10 cycloalkyl, C3-10 cycloalkyl-C1-4 alkyl, heterocyclyl, heterocyclyl-C1-4 alkyl, aryl, aryl-C1-4 alkyl, heteroaryl and heteroaryl-C1-4 alkyl, wherein alkyl, alkenyl, alkynyl, cycloalkyl, heterocyclyl, aryl and heteroaryl are each unsubstituted or substituted with at least one substituent, such as one, two, three or four substituents, independently selected from RY;
or Rc1 and Rd1 together with the carbon atom(s) to which they are attached form a ring of 3 to 12 members containing 0, 1 or 2 heteroatoms independently selected from oxygen, sulfur and nitrogen, and optionally substituted with 1, 2 or 3 RY groups;
each Re1 is independently selected from hydrogen, C1-10 alkyl, C3-10 cycloalkyl, C3-10 cycloalkyl-C1-4 alkyl, CN, NO2, —ORa2, —SRa2, —S(O)rRa2, —C(O)Ra2, —C(O)ORa2, —S(O)rNRa2Rb2 and —C(O)NRa2Rb2;
each RY is independently selected from C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, C3-10 cycloalkyl, C3-10 cycloalkyl-C1-4 alkyl, heterocyclyl, heterocyclyl-C1-4 alkyl, aryl, aryl-C1-4 alkyl, heteroaryl, heteroaryl-C1-4 alkyl, halogen, CN, NO2, —(CRc2Rd2)tNRa2Rb2, —(CRc2Rd2)tORb2, —(CRc2Rd2)tC(O)Ra2, —(CRc2Rd2)tC(═NRe2)Ra2, —(CRc2Rd2)tC(═N—ORb2)Ra2, —(CRc2Rd2)tC(O)ORb2, —(CRc2Rd2)tOC(O)Rb2, —(CRc2Rd2)tC(O)NRa2Rb2, —(CRc2Rd2)tNRa2C(O)Rb2, —(CRc2Rd2)tC(═NRe2)NRa2Rb2, —(CRc2Rd2)tNRa2C(═NRe2)Rb2, —(CRc2Rd2)tOC(O)NRa2Rb2, —(CRc2Rd2)tNRa2C(O)ORb2, —(CRc2Rd2)tNRa2C(O)NRa2Rb2, —(CRc2Rd2)tNRa2C(S)NRa2Rb2, —(CRc2Rd2)tNRa2C(═NRe2)NRa2Rb2, —(CRc2Rd2)tS(O)rRb2, —(CRc2Rd2)tS(O)(═NRe2)Rb2, —(CRc2Rd2)tN═S(O)Ra2Rb2, —(CRc2Rd2)tS(O)2ORb2, —(CRc2Rd2)tOS(O)2Rb2, —(CRc2Rd2)NRa2S(O)rRb2, —(CRc2Rd2)tNRa2S(O)(═NRe2)Rb2, —(CRc2Rd2)tS(O)rNRa2Rb2, —(CRc2Rd2) S(O)(═NRe2)NRa2Rb2, —(CRc2Rd2)tNRa2S(O)2NRa2Rb2, —(CRc2Rd2)tNRa2S(O)(═NRe2)NRa2Rb2, —(CRc2Rd2)tP(O)Ra2Rb2 and —(CRc2Rd2)tP(O)(ORa2)(ORb2), wherein alkyl, alkenyl, alkynyl, cycloalkyl, heterocyclyl, aryl and heteroaryl are each unsubstituted or substituted with at least one substituent, such as one, two, three or four substituents, independently selected from OH, CN, amino, halogen, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, C3-10 cycloalkyl, C1-10 alkoxy, C3-10 cycloalkoxy, C1-10 alkylthio, C3-10 cycloalkylthio, C1-10 alkylamino, C3-10 cycloalkylamino and di(C1-10 alkyl)amino;
each R2 and each Rb2 are independently selected from hydrogen, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, C3-10 cycloalkyl, C3-10 cycloalkyl-C1-4 alkyl, C1-10 alkoxy, C3-10 cycloalkoxy, C1-10 alkylthio, C3-10 cycloalkylthio, C1-10 alkylamino, C3-10 cycloalkylamino, di(C1-10 alkyl)amino, heterocyclyl, heterocyclyl-C1-4 alkyl, aryl, aryl-C1-4 alkyl, heteroaryl and heteroaryl-C1-4 alkyl, wherein alkyl, alkenyl, alkynyl, cycloalkyl, alkoxy, cycloalkoxy, alkylthio, cycloalkylthio, alkylamino, cycloalkylamino, heterocyclyl, aryl and heteroaryl are each unsubstituted or substituted with at least one substituent, such as one, two, three or four substituents, independently selected from halogen, CN, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, C3-10 cycloalkyl, OH, C1-10 alkoxy, C3-10 cycloalkoxy, C1-10 alkylthio, C3-10 cycloalkylthio, amino, C1-10 alkylamino, C3-10 cycloalkylamino and di(C1-10 alkyl)amino;
or Ra2 and Rb2 together with the atom(s) to which they are attached form a heterocyclic ring of 4 to 12 members containing 0, 1 or 2 additional heteroatoms independently selected from oxygen, sulfur, nitrogen and phosphorus, and optionally substituted with 1 or 2 substituents, independently selected from halogen, CN, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, C3-10 cycloalkyl, OH, C1-10 alkoxy, C3-10 cycloalkoxy, C1-10 alkylthio, C3-10 cycloalkylthio, amino, C1-10 alkylamino, C3-10 cycloalkylamino and di(C1-10 alkyl)amino;
each Rc2 and each Rd2 are independently selected from hydrogen, halogen, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, C3-10 cycloalkyl, C3-10 cycloalkyl-C1-4 alkyl, C1-10 alkoxy, C3-10 cycloalkoxy, C1-10 alkylthio, C3-10 cycloalkylthio, C1-10 alkylamino, C3-10 cycloalkylamino, di(C1-10 alkyl)amino, heterocyclyl, heterocyclyl-C1-4 alkyl, aryl, aryl-C1-4 alkyl, heteroaryl and heteroaryl-C1-4 alkyl, wherein alkyl, alkenyl, alkynyl, cycloalkyl, alkoxy, cycloalkoxy, alkylthio, cycloalkylthio, alkylamino, cycloalkylamino, heterocyclyl, aryl and heteroaryl are each unsubstituted or substituted with at least one substituent, such as one, two, three or four substituents, independently selected from halogen, CN, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, C3-10 cycloalkyl, OH, C1-10 alkoxy, C3-10 cycloalkoxy, C1-10 alkylthio, C3-10 cycloalkylthio, amino, C1-10 alkylamino, C3-10 cycloalkylamino and di(C1-10 alkyl)amino;
or Rc2 and Rd2 together with the carbon atom(s) to which they are attached form a ring of 3 to 12 members containing 0, 1 or 2 heteroatoms independently selected from oxygen, sulfur and nitrogen, and optionally substituted with 1 or 2 substituents, independently selected from halogen, CN, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, C3-10 cycloalkyl, OH, C1-10 alkoxy, C3-10 cycloalkoxy, C1-10 alkylthio, C3-10 cycloalkylthio, amino, C1-10 alkylamino, C3-10 cycloalkylamino and di(C1-10 alkyl)amino;
each Re2 is independently selected from hydrogen, CN, NO2, C1-10 alkyl, C3-10 cycloalkyl, C3-10 cycloalkyl-C1-4 alkyl, C1-10 alkoxy, C3-10 cycloalkoxy, —C(O)C1-4 alkyl, —C(O)C3-10 cycloalkyl, —C(O)OC1-4 alkyl, —C(O)OC3-10 cycloalkyl, —C(O)N(C1-4 alkyl)2, —C(O)N(C3-10 cycloalkyl)2, —S(O)2C1-4 alkyl, —S(O)2C3-10 cycloalkyl, —S(O)2N(C1-4 alkyl)2 and —S(O)2N(C3-10 cycloalkyl)2;
n is selected from 0, 1, 2, 3 and 4;
p is selected from 0, 1 and 2;
each r is independently selected from 1 and 2;
each t is independently selected from 1, 2, 3 and 4.

31 more elements

Substituted pyrrolo [2, 3-d] pyridazin-4-ones and pyrazolo [3, 4-d] pyridazin-4-ones as protein kinase inhibitors

Life of this patent

Substituted pyrrolo [2, 3-d] pyridazin-4-ones and pyrazolo [3, 4-d] pyridazin-4-ones as protein kinase inhibitors

Life of this patent

Abstract

Claims30