US 12,012,403 B2
Aryl sulfonyl compounds as CCR6 inhibitors
Penglie Zhang, Foster City, CA (US); Daniel R. Marshall, San Mateo, CA (US); Howard S. Roth, Sunnyvale, CA (US); and Aubrie Harland, Redwood City, CA (US)
Assigned to CHEMOCENTRYX, INC., Thousand Oaks, CA (US)
Filed by CHEMOCENTRYX, INC., San Carlos, CA (US)
Filed on Aug. 17, 2022, as Appl. No. 17/820,281.
Claims priority of provisional application 63/234,274, filed on Aug. 18, 2021.
Prior Publication US 2023/0125684 A1, Apr. 27, 2023
Int. Cl. C07D 471/04 (2006.01); C07D 401/14 (2006.01); C07D 405/14 (2006.01); C07D 413/14 (2006.01); C07D 417/14 (2006.01); C07D 471/10 (2006.01); C07D 487/04 (2006.01); C07D 491/107 (2006.01); C07D 491/20 (2006.01); C07D 513/04 (2006.01)
CPC C07D 471/04 (2013.01) [C07D 401/14 (2013.01); C07D 405/14 (2013.01); C07D 413/14 (2013.01); C07D 417/14 (2013.01); C07D 471/10 (2013.01); C07D 487/04 (2013.01); C07D 491/107 (2013.01); C07D 491/20 (2013.01); C07D 513/04 (2013.01)] 21 Claims
 
1. A compound having formula (I):

OG Complex Work Unit Chemistry
or a pharmaceutically acceptable salt, hydrate, solvate, N-oxide, optically enriched form, or rotamer thereof,
wherein
X is N or CH;
Z is O or —N(Rf)—, wherein Rf is selected from the group consisting of hydrogen, C1-4 alkyl, C1-4 haloalkyl, C1-4 hydroxyalkyl, and C3-6 cycloalkyl;
Ring A is a benzene or pyridine ring;
Ar1 is a monocyclic 5- or 6-membered aromatic or heteroaromatic ring having 0 to 3 heteroatoms as ring vertices selected from N, O, and S, substituted with from 1 to 5 R1 substituents independently selected from the group consisting of halogen, CN, C1-8 alkyl, C3-8 cycloalkyl, C2-8 alkenyl, C2-8 alkynyl, C1-8 haloalkyl, C1-8 hydroxyalkyl,
—ORa, and —NRaRb;
each Ra and Rb is independently selected from the group consisting of hydrogen, hydroxyl, C1-4 alkyl, C1-4 haloalkyl, C1-4 hydroxyalkyl, and C3-6 cycloalkyl;
Y is selected from the group consisting of:
i) bicyclic 9- or 10-membered fused aromatic or heteroaromatic ring having 0 to 4 heteroatoms as ring vertices selected from N, O, S and S(O)2, and which is substituted with 0 to 5 R2;
ii) 4- to 7-membered monocyclic heterocyclic ring having 1 or 2 heteroatoms as ring vertices selected from N, O, S and S(O)2, and which is substituted with 0 to 5 R2;
iii) 6- to 12-membered fused or bridged heterocyclic ring having 1 to 4 heteroatoms as ring vertices selected from N, O, S and S(O)2, and which is substituted with 0 to 6 R2; and
iv) 7- to 12-membered spiroheterocyclic ring having 0 to 4 heteroatoms as ring vertices selected from N, O and S, and which is substituted with 0 to 6 R2;
each R2 is independently selected from the group consisting of halogen, CN, C1-8 alkyl, C3-8 cycloalkyl, C2-8 alkenyl, C2-8 alkynyl, haloalkyl, hydroxyalkyl, —ORc, —SRc, —OSi(Rc)3, —CORc, —CO2Rc, —NRcRd, —NRcRd, —CONRcRd, —(CO)2NRcRd, —NRcCO2Rd, —NRcCORd, —NRcCONRcRd, —NRCSO2Rd, —SO2Rd, —CO—C1-4 hydroxyalkyl, —SO2NRcRd, —X2—NRcRd, —X2—CONRcRd, —X2—NRcCONRcRd, —X2—NRcCO2Rd, —X2—NRcCORd, —X2—NRcSO2Rd, —CO—X2—NRcCORd, oxo, 4- to 7-membered heterocyclic ring having 1 or 2 heteroatoms as ring vertices selected from N, O, S and S(O)2, 5- or 6-membered heteroaryl, and —X2-5- or 6-membered heteroaryl; and wherein the 5- or 6-membered heteroaryl ring and the 4- to 7-membered heterocyclic ring of R2 have from 1 to 3 heteroatoms selected from N, O, and S, and are each unsubstituted or substituted with one or two members independently selected from the group consisting of halogen, hydroxyl, amino, C1-4 alkyl, C1-4 alkoxy, C1-4 haloalkyl, —CORc, —CO2Rc, and —CONRcRd; and wherein two R2 groups attached to the same carbon atom are optionally combined to form a 3- to 6-membered spirocyclic ring or a 3- to 6-membered spiroheterocyclic ring having 1 to 3 heteroatoms as ring vertices selected from N, O and S, and which is unsubstituted or substituted with 1 or 2 members independently selected from C1-4 alkyl, —CORc, —CO2Rc, and —CONRcRd;
each Rc and Rd is independently selected from the group consisting of hydrogen, hydroxyl, C1-6 alkyl, C1-6 haloalkyl, C1-6 hydroxyalkyl, and C3-6 cycloalkyl; or Rc and Rd, when attached to the same nitrogen atom are joined to form a 4- to 7-membered heterocyclic ring having from 0 to 2 additional heteroatoms as ring vertices selected from O, S, S(O), S(O)2, NH and N(C1-4 alkyl);
each Re is selected from the group consisting of phenyl;
X2 is C1-4 alkylene or cyclopropyl;
the subscript m is 0, 1 or 2;
each R3 is a member independently selected from the group consisting of halogen, CN, C1-4 alkyl, C1-4 alkoxy, C3-8 cycloalkyl, C1-4 haloalkyl, C1-4 haloalkoxy, and C2-4 hydroxyalkyl; and
R4 is a member selected from the group consisting of H, C1-4 alkyl, C3-8 cycloalkyl, and C1-4 haloalkyl.