Proteolysis targeting chimera compounds and methods of preparing and using same

1. A compound of formula (I):

TKI-L-(ULM) k   (I), wherein:

TKI is a tyrosine kinase inhibitor,

L is a linker,

each ULM is independently a ubiquitin ligase binder, and

k is an integer ranging from 1 to 4,

wherein the TKI is covalently linked to the L and wherein each ULM is covalently linked to the L;

or a salt, enantiomer, stereoisomer, polymorph, or N-oxide thereof.

2. The compound of claim 1 , wherein the TKI is capable of binding to at least one selected from the group consisting of c-ABL and BCR-ABL.

3. The compound of claim 1 , wherein, upon binding of the compound simultaneously to a tyrosine kinase and a ubiquitin ligase, the tyrosine kinase is ubiquitinated by the ubiquitin ligase.

4. The compound of claim 1 , wherein at least one ULM binds to an E3 ubiquitin ligase.

5. The compound of claim 4 , wherein the E3 ubiquitin ligase comprises a Von Hippel Lindau (VHL) E3 ubiquitin ligase or a Cereblon (CRBN) E3 ligase.

6. The compound of claim 2 , wherein the TKI binds to and inhibits c-ABL.

7. The compound of claim 2 , wherein the TKI binds to and inhibits BCR-ABL.

8. The compound of claim 2 , wherein the TKI binds to and inhibits both c-ABL and BCR-ABL.

9. The compound of claim 1 , wherein the TKI is at least one selected from the group consisting of Dasatinib, Imatinib, Saracatinib, Ponatinib, Nilotinib, Danusertib, AT9283, Degrasyn, Bafetinib, KW-2449, NVP-BHG712, DCC-2036, GZD824, GNF-2, PD173955, GNF-5, Bosutinib, Gefitinib, Erlotinib, Sunitinib, Ruxolitinib, Tofacitinib, Lapatinib, Vandetanib, Sorafenib, Sunitinib, Axitinib, Nintedanib, Regorafenib, Pazopanib, Lenvatinib, Crizotinib, Ceritinib, Cabozantinib, DWF, Afatinib, Ibrutinib, B43, KU004, Foretinib, KRCA-0008, PF-06439015, PF-06463922, Canertinib, GSA-10, GW2974, GW583340, WZ4002, CP-380736, D2667, Mubritinib, PD153035, PD168393, Pelitinib, PF-06459988, PF-06672131, PF-6422899, PKI-166, Reveromycin A, Tyrphostin 1, Tyrphostin 23, Tyrphostin 51, Tyrphostin AG 528, Tyrphostin AG 658, Tyrphostin AG 825, Tyrphostin AG 835, Tyrphostin AG 1478, Tyrphostin RG 13022, Tyrphostin RG 14620, B178, GSK1838705A, PD-161570, PD 173074, SU-5402, Roslin 2, Picropodophyllotoxin, PQ401, I-OMe-Tyrphostin AG 538, GNF 5837, GW441756, Tyrphostin AG 879, DMPQ, JNJ-10198409, PLX647, Trapidil, Tyrphostin A9, Tyrphostin AG 370, Lestaurtinib, DMH4, Geldanamycin, Genistein, GW2580, Herbimycin A, Lavendustin C, Midostaurin, NVP-BHG712, PD158780, PD-166866, PF-06273340, PP2, RPI, SU 11274, SU5614, Symadex, Tyrphostin AG 34, Tyrphostin AG 974, Tyrphostin AG 1007, UNC2881, Honokiol, SU1498, SKLB1002, CP-547632, JK-P3, KRN633, SC-1, ST638, SU 5416, Sulochrin, Tyrphostin SU 1498, 58567, rociletinib, Dacomitinib, Tivantinib, Neratinib, Masitinib, Vatalanib, Icotinib, XL-184, OSI-930, AB1010, Quizartinib, AZD9291, Tandutinib, HM61713, Brigantinib, Vemurafenib (PLX-4032), Semaxanib, AZD2171, Crenolanib, Damnacanthal, Fostamatinib, Motesanib, Radotinib, OSI-027, Linsitinib, BIX02189, PF-431396, PND-1186, PF-03814735, PF-431396, sirolimus, temsirolimus, everolimus, deforolimus, zotarolimus, BEZ235, INK128, Omipalisib, AZD8055, MHY1485, PI-103, KU-0063794, ETP-46464, GDC-0349, XL388, WYE-354, WYE-132, GSK1059615, WAY-600, PF-04691502, WYE-687, PP121, BGT226, AZD2014, PP242, CH5132799, P529, GDC-0980, GDC-0994, XMD8-92, Ulixertinib, FR180204, SCH772984, Trametinib, PD184352, PD98059, Selumetinib, PD325901, U0126, Pimasertinib, TAK-733, AZD8330, Binimetinib, PD318088, SL-327, Refametinib, GDC-0623, Cobimetinib, BI-847325, Adaphostin, GNF 2, PPY A, AIM-100, ASP 3026, LFM A13, PF 06465469, (−)-Terreic acid, AG-490, BIBU 1361, BIBX 1382, BMS 599626, CGP 52411, GW 583340, HDS 029, HKI 357, JNJ 28871063, WHI-P 154, PF 431396, PF 573228, FIIN 1, PD 166285, SUN 11602, SR 140333, TCS 359, BMS 536924, NVP ADW 742, PQ 401, BMS 509744, CP 690550, NSC 33994, WHI-P 154, KB SRC 4, DDR1-IN-1, PF 04217903, PHA 665752, SU 16f, A 419259, AZM 475271, PP 1, PP 2, 1-Naphthyl PP1, Src I1, ANA 12, PD 90780, Ki 8751, Ki 20227, ZM 306416, ZM 323881, AEE 788, GTP 14564, PD 180970, R 1530, SU 6668, Toceranib, CEP-32496 (1-(3-((6,7-dimethoxyquinazolin-4-yl)oxy)phenyl)-3-(5-(1,1,1-trifluoro-2-methylpropan-2-yl)isoxazol-3-yl)urea), AZ 628 (4-(2-cyanopropan-2-yl)-N-(4-methyl-3-((3-methyl-4-oxo-3,4-dihydroquinazolin-6-yl)amino)phenyl) benzamide), Vemurafenib (PLX-4032), PLX-4720 (N-(3-(5-chloro-1H-pyrrolo[2,3-b]pyridine-3-carbonyl)-2,4-difluorophenyl)propane-1-sulfonamide), SB 590885 ((E)-5-(2-(4-(2-(dimethylamino)ethoxy)phenyl)-4-(pyridin-4-yl)-1H-imidazol-5-yl)-2,3-dihydro-1H-inden-1-one oxime), GDC-0879 ((E)-5-(2-(2-hydroxyethyl)-4-(pyridin-4-yl)-1H-imidazol-5-yl)-2,3-dihydro-1H-inden-1-one oxime), a compound of formula

 wherein R 1 is H or CH 3 , and R 2 is

 a compound of formula

 wherein R is

 and a compound of formula

 wherein the broken lines correspond to the divalent group

10. The compound of claim 1 , wherein the TKI is Imatinib, Dasatinib or Bosutinib.

11. The compound of claim 1 , wherein at least one ULM comprises formula (IX):

12. The compound of claim 1 , wherein at least one ULM comprises formula (X):

13. The compound of claim 1 , wherein k is 1.

14. The compound of claim 1 , wherein the linker L corresponds to formula —(CH 2 ) m1 —X 4 —(CH 2 —CH 2 —X 5 ) m2 —(CH 2 ) m3 —C(X 6 )—, wherein:

—(CH 2 ) m1 is covalently bound to the TKI, and C(X 6 )— is covalently bound to the ULM;

each m1, m2, and m3 is independently 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10;

each X 4 , X 5 , and X 6 is independently absent (a bond), O, S, or N—R 20 , wherein each R 20 is independently selected from the group consisting of hydrogen, optionally substituted C 1 -C 6 alkyl, optionally substituted aryl, optionally substituted heteroaryl, optionally substituted C 3 -C 8 cycloalkyl, and optionally substituted C 3 -C 8 cycloheteroalkyl.

15. The compound of claim 14 , wherein m1 is 6; m2 is 1 or 2; m3 is 1 or 5; and X 4 , X 5 , and X 6 are O.

16. The compound of claim 14 , wherein m1 is 6; m2 is 5; m3 is 5; X 4 and X 6 are O; and X 5 is absent.

17. The compound of claim 14 , wherein m1 is 6; m2 is 5; m3 is 1; X 4 , X 5 , and X 6 are O.

18. The compound of claim 1 , which is selected from the group consisting of:

N-(2-chloro-6-methylphenyl)-2-((6-(4-((S)-3-((2S,4R)-4-hydroxy-2-((4-(4-methylthiazol-5-yl)benzyl)carbamoyl)pyrrolidine-1-carbonyl)-2,2-dimethyl-5-oxo-11,14,17-trioxa-4-azatricosan-23-yl)piperazin-1-yl)-2-methylpyrimidin-4-yl)amino)thiazole-5-carboxamide (DAS-6-2-2-6-VHL):

(2S,4R)-1-((S)-2-(tert-butyl)-22-(4-(4-((4-methyl-3-((4-(pyridin-3-yl)pyrimidin-2-yl)amino) phenyl)carbamoyl)benzyl)piperazin-1-yl)-4-oxo-10,13,16-trioxa-3-azadocosanoyl)-4-hydroxy-N-(4-(4-methylthiazol-5-yl)benzyl)pyrrolidine-2-carboxamide (IMA-6-2-2-6-VHL):

N-(2-chloro-6-methylphenyl)-2-((6-(4-(6-(2-(2-(((S)-1-((2S,4R)-4-hydroxy-2-((4-(4-methylthiazol-5-yl)benzyl)carbamoyl)pyrrolidin-1-yl)-3,3-dimethyl-1-oxobutan-2-yl)amino)-2-oxoethoxy)ethoxy)hexyl)piperazin-1-yl)-2-methylpyrimidin-4-yl)amino)thiazole-5-carboxamide (DAS-6-2-2-VHL):

(2S,4R)-1-((S)-3,3-dimethyl-2-(2-(2-((6-(4-(4-((4-methyl-3-((4-(pyridin-3-yl)pyrimidin-2-yl)amino)phenyl)carbamoyl)benzyl)piperazin-1-yl)hexyl)oxy)ethoxy)acetamido)butanoyl)-4-hydroxy-N-(4-(4-methylthiazol-5-yl)benzyl)pyrrolidine-2-carboxamide (IMA-6-2-2-VHL):

N-(2-chloro-6-methylphenyl)-2-((6-(4-((S)-3-((2S,4R)-4-hydroxy-2-((4-(4-methyl thiazol-5-yl)benzyl)carbamoyl)pyrrolidine-1-carbonyl)-2,2-dimethyl-5-oxo-7,10,13,16,19,22-hexaoxa-4-azaoctacosan-28-yl)piperazin-1-yl)-2-methylpyrimidin-4-yl)amino)thiazole-5-carboxamide (DAS-6-2-2-2-2-2-2-VHL):

(2S,4R)-1-((S)-2-(tert-butyl)-27-(4-(4-((4-methyl-3-((4-(pyridin-3-yl)pyrimidin-2-yl)amino)phenyl)carbamoyl)benzyl)piperazin-1-yl)-4-oxo-6,9,12,15,18,21-hexaoxa-3-azaheptacosanoyl)-4-hydroxy-N-(4-(4-methylthiazol-5-yl)benzyl)pyrrolidine-2-carboxamide (IMA-6-2-2-2-2-2-2-VHL):

N-(2-chloro-6-methylphenyl)-2-((6-(4-(6-((5-((6-(((S)-1-((2S,4R)-4-hydroxy-2-((4-(4-methylthiazol-5-yl)benzyl)carbamoyl)pyrrolidin-1-yl)-3,3-dimethyl-1-oxobutan-2-yl)amino)-6-oxohexyl)oxy)pentyl)oxy)hexyl)piperazin-1-yl)-2-methylpyrimidin-4-yl)amino)thiazole-5-carboxamide (DAS-6-5-6-VHL):

(2S,4R)-1-((S)-3,3-dimethyl-2-(6-((5-((6-(4-(4-((4-methyl-3-((4-(pyridin-3-yl)pyrimidin-2-yl)amino)phenyl)carbamoyl)benzyl)piperazin-1-yl)hexyl)oxy)pentyl)oxy)hexanamido) butanoyl)-4-hydroxy-N-(4-(4-methylthiazol-5-yl)benzyl)pyrrolidine-2-carboxamide (IMA-6-5-6-VHL):

(2 S,4R)-1-((S)-2-(tert-butyl)-22-(4-(3-((3-cyano-4-((2,4-dichloro-5-methoxyphenyl)amino)-6-methoxyquinolin-7-yl)oxy)propyl)piperazin-1-yl)-4-oxo-10,13,16-trioxa-3-azadocosanoyl)-4-hydroxy-N-(4-(4-methylthiazol-5-yl)benzyl)pyrrolidine-2-carboxamide (BOS-6-2-2-6-VHL):

(2S,4R)-1-((S)-2-(2-(2-((6-(4-(3-((3-cyano-4-((2,4-dichloro-5-methoxyphenyl)amino)-6-methoxyquinolin-7-yl)oxy)propyl)piperazin-1-yl)hexyl)oxy)ethoxy)acetamido)-3,3-dimethylbutanoyl)-4-hydroxy-N-(4-(4-methylthiazol-5-yl)benzyl)pyrrolidine-2-carboxamide (BOS-6-2-2-VHL):

(2S,4R)-1-((S)-2-(tert-butyl)-27-(4-(3-((3-cyano-4-((2,4-dichloro-5-methoxyphenyl)amino)-6-methoxyquinolin-7-yl)oxy)propyl)piperazin-1-yl)-4-oxo-6,9,12,15,18,21-hexaoxa-3-azaheptacosanoyl)-4-hydroxy-N-(4-(4-methylthiazol-5-yl)benzyl)pyrrolidine-2-carboxamide (BOS-6-2-2-2-2-2-2-VHL):

(2 S,4R)-1-((S)-2-(6-((5-((6-(4-(3-((3-cyano-4-((2,4-dichloro-5-methoxyphenyl)amino)-6-methoxyquinolin-7-yl)oxy)propyl)piperazin-1-yl)hexyl)oxy)pentyl)oxy)hexanamido)-3,3-dimethylbutanoyl)-4-hydroxy-N-(4-(4-methylthiazol-5-yl)benzyl)pyrrolidine-2-carboxamide (BOS-6-5-6-VHL):

N-(2-chloro-6-methylphenyl)-2-((6-(4-(6-(2-(2-((6-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)-6-oxohexyl)oxy)ethoxy)ethoxy)hexyl)piperazin-1-yl)-2-methylpyrimidin-4-yl)amino)thiazole-5-carboxamide (DAS-6-2-2-6-CRBN):

6-(2-(2-((6-(4-(3-((3-cyano-4-((2,4-dichloro-5-methoxyphenyl)amino)-6-methoxyquinolin-7-yl)oxy)propyl)piperazin-1-yl)hexyl)oxy)ethoxy)ethoxy)-N-(2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)hexanamide (BOS-6-2-2-6-CRBN):

4-((4-(6-(2-(2-((6-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)-6-oxohexyl) oxy)ethoxy)ethoxy)hexyl)piperazin-1-yl)methyl)-N-(4-methyl-3-((4-(pyridin-3-yl)pyrimidin-2-yl)amino)phenyl)benzamide (IMA-6-2-2-6-CRBN):

N-(2-chloro-6-methylphenyl)-2-((6-(4-(6-(2-(2-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)-2-oxoethoxy)ethoxy)hexyl)piperazin-1-yl)-2-methylpyrimidin-4-yl)amino)thiazole-5-carboxamide (DAS-6-2-2-CRBN):

2-(2-((6-(4-(3-((3-cyano-4-((2,4-dichloro-5-methoxyphenyl)amino)-6-methoxyquinolin-7-yl)oxy)propyl)piperazin-1-yl)hexyl)oxy)ethoxy)-N-(2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)acetamide (BOS-6-2-2-CRBN):

4-((4-(6-(2-(2-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)-2-oxoethoxy)ethoxy)hexyl)piperazin-1-yl)methyl)-N-(4-methyl-3-((4-(pyridin-3-yl)pyrimidin-2-yl)amino)phenyl)benzamide (IMA-6-2-2-CRBN):

N-(2-chloro-6-methylphenyl)-2-((6-(4-(1-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)-1-oxo-3,6,9,12,15,18-hexaoxatetracosan-24-yl)piperazin-1-yl)-2-methylpyrimidin-4-yl)amino)thiazole-5-carboxamide (DAS-6-2-2-2-2-2-2-CRBN):

24-(4-(3-((3-cyano-4-((2,4-dichloro-5-methoxyphenyl)amino)-6-methoxyquinolin-7-yl)oxy) propyl)piperazin-1-yl)-N-(2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)-3,6,9,12,15,18-hexaoxatetracosanamide (BOS-6-2-2-2-2-2-2-CRBN):

N-(2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)-24-(4-(4-((4-methyl-3-((4-(pyridin-3-yl)pyrimidin-2-yl)amino)phenyl)carbamoyl)benzyl)piperazin-1-yl)-3,6,9,12,15,18-hexaoxatetracosanamide (IMA-6-2-2-2-2-2-2-CRBN):

N-(2-chloro-6-methylphenyl)-2-((6-(4-(6-((5-((6-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)-6-oxohexyl)oxy)pentyl)oxy)hexyl)piperazin-1-yl)-2-methylpyrimidin-4-yl)amino)thiazole-5-carboxamide (DAS-6-5-6-CRBN):

6-((5-((6-(4-(3-((3-cyano-4-((2,4-dichloro-5-methoxyphenyl)amino)-6-methoxyquinolin-7-yl)oxy)propyl)piperazin-1-yl)hexyl)oxy)pentyl)oxy)-N-(2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)hexanamide (BOS-6-5-6-CRBN):

4-((4-(6-((5-((6-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)-6-oxohexyl)oxy)pentyl)oxy)hexyl)piperazin-1-yl)methyl)-N-(4-methyl-3-((4-(pyridin-3-yl)pyrimidin-2-yl)amino)phenyl)benzamide (IMA-6-5-6-CRBN):

19. A pharmaceutical composition comprising at least one compound of claim 1 and at least one pharmaceutically acceptable carrier.

20. The composition of claim 19 , further comprising at least one additional therapeutic compound that treats or prevents cancer.