IRAK degraders and uses thereof

1. A compound of formula I:

or a pharmaceutically acceptable salt thereof, wherein:

IRAK is an IRAK binding moiety capable of binding to IRAK4, said compound of formula I is a compound of formula I-a-5:

or a pharmaceutically acceptable salt thereof, wherein:

each R x is independently hydrogen, R z , halogen, —CN, —NO 2 , —OR, —SR, —NR 2 , —S(O) 2 R, —S(O) 2 NR 2 , —S(O)R, —CFR 2 , —CF 2 R, —CF 3 , —CR 2 (OR), —CR 2 (NR 2 ), —C(O)R, —C(O)OR, —C(O)NR 2 , —C(S)NR 2 , —C(O)N(R)OR, —OC(O)R, —OC(O)NR 2 , —N(R)C(O)OR, —N(R)C(O)R, —N(R)C(O)NR 2 , —N(R)S(O) 2 R, —N + (O − )R 2 , —OP(O)R 2 , —OP(O)(OR) 2 , —OP(O)(OR)NR 2 , —OP(O)NR 2 ) 2 , —P(O)R 2 , —SiR 3 , —Si(OR)R 2 , or

or

two R x groups are optionally taken together to form an optionally substituted 5-7 membered partially unsaturated or aryl fused ring having 0-3 heteroatoms independently selected from nitrogen, oxygen, and sulfur;

each R is independently hydrogen, or an optionally substituted group selected from C 1-6 aliphatic, phenyl, a 3-7 membered saturated or partially unsaturated heterocyclic having 1-2 heteroatoms independently selected from nitrogen, oxygen, and sulfur, and a 5-6 membered heteroaryl ring having 1-4 heteroatoms independently selected from nitrogen, oxygen, and sulfur, or:

two R groups on the same carbon or nitrogen are optionally taken together with their intervening atoms to form a 4-7 membered saturated, partially unsaturated, or heteroaryl ring having 0-3 heteroatoms, in addition to the carbon or nitrogen, independently selected from nitrogen, oxygen, and sulfur;

each R y is independently hydrogen, R z , halogen, —CN, —NO 2 , —OR, —SR, —NR 2 , —S(O) 2 R, —S(O) 2 NR 2 , —S(O)R, —CF 2 R, —CF 3 , —CR 2 (OR), —CR 2 (NR 2 ), —C(O)R, —C(O)OR, —C(O)NR 2 , —C(S)NR 2 , —C(O)N(R)OR, —OC(O)R, —OC(O)NR 2 , —N(R)C(O)OR, —N(R)C(O)R, —N(R)C(O)NR 2 , —N(R)S(O) 2 R, —OP(O)R 2 , —OP(O)(OR) 2 , —OP(O)(OR)NR 2 , —OP(O)(NR 2 ) 2 , —SiR 3 , —SF 5 , or

each R z is independently an optionally substituted group selected from C 1-6 aliphatic, phenyl, a 4-7 membered saturated or partially unsaturated heterocyclic ring having 1-2 heteroatoms independently selected from nitrogen, oxygen, and sulfur, and a 5-6 membered heteroaryl ring having 1-4 heteroatoms independently selected from nitrogen, oxygen, and sulfur;

Ring T is selected from phenyl or a 5-6 membered monocyclic heteroaryl ring having 1-4 heteroatoms independently selected from nitrogen, oxygen, and sulfur;

x is 0, 1, 2, 3 or 4;

y is 0, 1, 2, 3 or 4;

L is a covalent bond or a bivalent, saturated or unsaturated, straight or branched C 1-50 hydrocarbon chain, wherein 0-6 methylene units of L are independently replaced by -Cy-, —O—, —N(R)—, —Si(R) 2 —, —Si(OH)(R)—, —Si(OH) 2 —, —P(O)(OR)—, —P(O)(R)—, —P(O)(NR 2 )—, —S—, —OC(O)—, —C(O)O—, —C(O)—, —S(O)—, —S(O) 2 —, —N(R)S(O) 2 —, —S(O) 2 N(R)—, —N(R)C(O)—, —C(O)N(R)—, —OC(O)N(R)—, —N(R)C(O)O—

each -Cy- is independently an optionally substituted bivalent ring selected from phenylenyl, an 8-10 membered bicyclic arylenyl, a 4-7 membered saturated or partially unsaturated carbocyclylenyl, a 4-12 membered saturated or partially unsaturated spiro carbocyclylenyl, an 8-10 membered bicyclic saturated or partially unsaturated carbocyclylenyl, a 4-7 membered saturated or partially unsaturated heterocyclylenyl having 1-2 heteroatoms independently selected from nitrogen, oxygen, and sulfur, a 4-12 membered saturated or partially unsaturated spiro heterocyclylenyl having 1-2 heteroatoms independently selected from nitrogen, oxygen, and sulfur, an 8-10 membered bicyclic saturated or partially unsaturated heterocyclylenyl having 1-2 heteroatoms independently selected from nitrogen, oxygen, and sulfur, a 5-6 membered heteroarylenyl having 1-4 heteroatoms independently selected from nitrogen, oxygen, and sulfur, and an 8-10 membered bicyclic heteroarylenyl having 1-5 heteroatoms independently selected from nitrogen, oxygen, and sulfur;

r is 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, or 10; and

DIM is a degradation inducing moiety, wherein DIM is an E3 ubiquitin ligase binding moiety (LBM) of formula I-aa:

or a pharmaceutically acceptable salt thereof, wherein:

X 1 is a bivalent moiety selected from a covalent bond, —CH 2 —, —CHCF 3 —, —SO 2 —, —S(O)—, —P(O)R—, —P(O)OR—, —P(O)NR 2 —, —C(O)—, —C(S)—, and

X 2 is a carbon atom or silicon atom;

X 3 is a bivalent moiety selected from —CR 2 —, —NR—, —O—, —S—, and —Si(R 2 )—;

R 1 is hydrogen, halogen, —CN, —OR, —SR, —S(O)R, —S(O) 2 R , —N(R) 2 , —P(O)OR) 2 , —P(O)(NR 2 )OR, —P(O)(NR 2 ) 2 , —Si(OH) 2 R, —Si(OH)(R) 2 , —Si(R) 3 , or an optionally substituted C 1-4 aliphatic;

each R 2 is independently hydrogen, R 6 , halogen, —CN, —NO 2 , —OR, —SR, —N(R) 2 , —Si(R) 3 , —S(O) 2 R, —S(O) 2 N(R) 2 , —S(O)R, —C(O)R, —C(O)OR, —C(O)N(R) 2 , —C(O)N(R)OR, —C(R) 2 N(R)C(O)R, —C(R) 2 N(R)C(O)N(R) 2 , —OC(O)R, —OC(O)N(R) 2 , —OP(O)R 2 , —OP(O)(OR) 2 , —OP(O)OR)(NR 2 ), —OP(O)(NR 2 ) 2 , —N(R)C(O)OR, —N(R)C(O)R, —N(R)C(O)N(R) 2 , —N(R)S(O) 2 R, —NP(O)R 2 , —N(R)P(O)OR) 2 , —N(R)P(O)(OR)(NR 2 ), —N(R)P(O)(NR 2 ) 2 , or —N(R)S(O) 2 R;

Ring A is a bi- or tricyclic ring selected from

Ring B is a fused ring selected from 6-membered aryl, 6-membered heteroaryl containing 1-4 heteroatoms independently selected from nitrogen, oxygen, and sulfur, 5 to 7-membered saturated or partially unsaturated carbocyclyl, 5 to 7-membered saturated or partially unsaturated heterocyclyl with 1-3 heteroatoms independently selected from boron, nitrogen, oxygen, silicon, and sulfur, and 5-membered heteroaryl with 1-4 heteroatoms independently selected from nitrogen, oxygen and sulfur;

R 3 is selected from hydrogen, halogen, —OR, —N(R) 2 , and —SR;

each R 4 is independently hydrogen, R 6 , halogen, —CN, —NO 2 , —OR, —SR, —NR 2 , —S(O) 2 R, —S(O) 2 NR 2 —S(O)R, —C(O)R, —C(O)OR, —C(O)NR 2 , —C(O)N(R)OR, —OC(O)R, —OC(O)NR 2 , —N(R)C(O)OR, —N(R)C(O)R, —N(R)C(O)NR 2 , or —N(R)S(O) 2 R;

R 5 is hydrogen, C 1-4 aliphatic, or —CN;

each R 6 is independently an optionally substituted group selected from C 1-6 aliphatic, phenyl, a 4-7 membered saturated or partially unsaturated heterocyclic ring having 1-2 heteroatoms independently selected from nitrogen, oxygen, and sulfur, and a 5-6 membered heteroaryl ring having 1-4 heteroatoms independently selected from nitrogen, oxygen, and sulfur;

L 1 is a covalent bond or a C 1-3 bivalent straight or branched saturated or unsaturated hydrocarbon chain wherein 1-2 methylene units of the chain are independently and optionally replaced with —O—, —C(O)—, —C(S)—, —C(R) 2 —, —CH(R)—, —C(F) 2 —, —N(R)—, —S—, —S(O) 2 — or —(C)═CH—; and

m is 0, 1, 2, 3 or 4.

2. The compound according to claim 1 , wherein L is a covalent bond or a bivalent, saturated or unsaturated, straight or branched C 1-20 hydrocarbon chain, wherein 0-6 methylene units of L are independently replaced by -Cy-, —O—, —N(R)—, —S—, —OC(O)—, —C(O)O—, —C(O)—, —S(O)—, —S(O) 2 —, —N(R)S(O) 2 —, —S(O) 2 N(R)—, —N(R)C(O)—, —C(O)N(R)—, —OC(O)N(R)—, —N(R)C(O)O—.

3. The compound of claim 1 , wherein said compound is selected from any one of the following compounds:

or a pharmaceutically acceptable salt thereof.

4. A pharmaceutical composition comprising a compound of claim 1 , and a pharmaceutically acceptable carrier, adjuvant, or vehicle.

5. A method of degrading IRAK4 protein kinase in a patient or biological sample comprising administering to said patient, or contacting said biological sample with a compound of claim 1 , or a pharmaceutical composition thereof.

6. A method of treating an autoimmune disease, an inflammatory disorder, or an immunodeficiency disorder in a patient comprising administering to said patient a compound of claim 1 , or a pharmaceutical composition thereof.

7. The compound of claim 1 , wherein R x is hydrogen, R z , halogen, —CN, —NO 2 , —OR, —SR, —NR 2 , —S(O) 2 R, —S(O) 2 NR 2 , —S(O)R, —CFR 2 , —CF 2 R, —CF 3 , —CR 2 (OR), —CR 2 (NR 2 ), —C(O)R, —C(O)OR, —C(O)NR 2 , —C(S)NR 2 , or —OC(O)R.

8. The compound of claim 1 , wherein R y is hydrogen, R z , halogen, —CN, —NO 2 , —OR, —SR, —NR 2 , —S(O) 2 R, —S(O) 2 NR 2 , —S(O)R, —CF 2 R, —CF 3 , —CR 2 (OR), —CR 2 (NR 2 ), —C(O)R, —C(O)OR, —C(O)NR 2 , —C(S)NR 2 , or —OC(O)R.

9. The compound of claim 1 , wherein Ring T is a 5-6 membered monocyclic heteroaryl ring having 1-4 heteroatoms independently selected from nitrogen, oxygen, and sulfur.

10. The compound of claim 1 , wherein X 1 is —CH 2 —, —C(O)—, —C(S)—, or

11. The compound of claim 1 , wherein X 2 is a carbon atom.

12. The compound of claim 1 , wherein X 3 is —CR 2 —.

13. The compound of claim 1 , wherein R 1 is hydrogen or an optionally substituted C 1-4 aliphatic.

14. The compound of claim 1 , wherein R 2 is hydrogen, R 6 , halogen, —CN, —NO 2 , —OR, —SR, —N(R) 2 , —Si(R) 3 , —S(O) 2 R, —S(O) 2 N(R) 2 , —S(O)R, —C(O)R, —C(O)OR, —C(O)N(R) 2 , —OC(O)R, or —OC(O)N(R) 2 .

15. The compound of claim 1 , wherein Ring A is

or

16. The compound of claim 1 , wherein Ring B is a 6-membered aryl or 6-membered heteroaryl containing 1-4 heteroatoms independently selected from nitrogen, oxygen, and sulfur.

17. The compound of claim 1 , wherein L 1 is a covalent bond.

18. The compound of claim 1 , wherein m is 0, 1, or 2.

19. The method of claim 6 , wherein the autoimmune disease, inflammatory disorder, or immunodeficiency disorder is systemic lupus erythematosus, polychondritis, scleroderma, Wegener granulamatosis, dermatomyositis, chronic active hepatitis, myasthenia gravis, Steven-Johnson syndrome, idiopathic sprue, ulcerative colitis, Crohn's disease, irritable bowel syndrome, celiac disease, periodontitis, hyaline membrane disease, kidney disease, glomerular disease, alcoholic liver disease, endocrine opthalmopathy, Grave's disease, sarcoidosis, alveolitis, chronic hypersensitivity pneumonitis, multiple sclerosis, primary biliary cirrhosis, uveitis (anterior and posterior), Sjogren's syndrome, vernal keratoconjunctivitis, interstitial lung fibrosis, psoriatic arthritis, systemic juvenile idiopathic arthritis, nephritis, diverticulitis, interstitial cystitis, glomerulonephritis (with and without nephrotic syndrome, optionally including idiopathic nephrotic syndrome or minal change nephropathy), chronic granulomatous disease, endometriosis, leptospiriosis renal disease, glaucoma, retinal disease, aging, headache, pain, complex regional pain syndrome, cardiac hypertrophy, muscle wasting, catabolic disorders, obesity, fetal growth retardation, hyperchlolesterolemia, heart disease, chronic heart failure, mesothelioma, anhidrotic ecodermal dysplasia, Behcet's disease, incontinentia pigmenti, Paget's disease, pancreatitis, hereditary periodic fever syndrome, asthma (allergic, non-allergic, mild, moderate, severe, bronchitic, or exercise-induced), acute lung injury, acute respiratory distress syndrome, eosinophilia, hypersensitivities, anaphylaxis, nasal sinusitis, silica induced diseases, HIV, AIDS, COPD (reduction of damage, airways inflammation, bronchial hyperreactivity, remodeling or disease progression), pulmonary disease, cystic fibrosis, acid-induced lung injury, pulmonary hypertension, polyneuropathy, cataracts, muscle inflammation in conjunction with systemic sclerosis, inclusion body myositis, myasthenia gravis, thyroiditis, Addison's disease, lichen planus, Type 1 diabetes, Type 2 diabetes, appendicitis, atopic dermatitis, allergy, blepharitis, bronchiolitis, bronchitis, bursitis, cervicitis, cholangitis, cholecystitis, chronic graft rejection, colitis, conjunctivitis, cystitis, dacryoadenitis, dermatitis, dermatomyositis, encephalitis, endocarditis, endometritis, enteritis, enterocolitis, epicondylitis, epididymitis, fasciitis, fibrositis, gastritis, gastroenteritis, Henoch-Schonlein purpura, hepatitis, hidradenitis suppurativa, immunoglobulin A nephropathy, interstitial lung disease, laryngitis, mastitis, meningitis, myelitis myocarditis, myositis, nephritis, oophoritis, orchitis, osteitis, otitis, pancreatitis, parotitis, pericarditis, peritonitis, pharyngitis, pleuritis, phlebitis, pneumonia, polymyositis, proctitis, prostatitis, pyelonephritis, rhinitis, salpingitis, sinusitis, stomatitis, hyperalgesia, synovitis, tendonitis, tonsillitis, vaginitis, vasculitis, vulvitis, alopecia areata, erythema multiforma, dermatitis herpetiformis, scleroderma, vitiligo, hypersensitivity angiitis, urticaria, bullous pemphigoid, pemphigus vulgaris, pemphigus foliaceus , paraneoplastic pemphigus , epidermolysis bullosa acquisita, hyperuricaemia, acute and chronic gout, chronic gouty arthritis, psoriasis, psoriatic arthritis, rheumatoid arthritis, juvenile rheumatoid arthritis, cryopyrin associated periodic syndrome, adult onset Still's disease, macrophage activation syndrome, primary and secondary hemophagocytic lymphohistiocytosis, familial Mediterranean fever, NLRP12 autoinflammatory syndrome, or osteoarthritis.