Substituted cycloalkylamine derivatives as modulators of chemokine receptor activity

1. A compound of formula (I):

or a stereoisomer or a pharmaceutically acceptable salt thereof, wherein:

X is selected from O;

Z is —NR 8 C(O)—;

R 1 is selected from H, R 6 , C 1-6 alkyl substituted with 0-3 R 6 , C 2-6 alkenyl substituted with 0-3 R 6 , C 2-6 alkynyl substituted with 0-3 R 6 , C 6-10 aryl group substituted with 0-5 R 6 , and a 5-10 membered heterocyclic system containing 1-4 heteroatoms selected from N, O, and S, substituted with 0-3 R 6 ;

with the proviso that if R 1 is H, then R 5a is selected from H, methyl substituted with 0-1 R 5g , C 2-6 alkyl substituted with 0-2 R 5e , and a (CH 2 ) r —C 3-10 carbocyclic residue substituted with 0-5 R 5e ;

R 2 is selected from a C 6-10 aryl group substituted with 0-5 R 7 and a 5-10 membered heteroaryl system containing 1-4 heteroatoms selected from N, O, and S, substituted with 0-3 R 7 ;

R 3 is selected from H, methyl, and ethyl;

R 5′ , at each occurrence, is independently selected from H, ═O, C 1-6 alkyl, C 2-8 alkenyl, C 2-8 alkynyl, F, Cl, Br, I, (CRR) r OH, (CRR) r SH, (CRR) r OR 5d , (CRR) r SR 5d , (CRR) r NR 5a R 5a , (CRR) r N(O)R 5a R 5a , (CRR) r C(O)OH, (CRR) r C(O)R 5b , (CRR) r C(O)NR 5a R 5a , (CRR) r NR 5a C(O)R 5b , (CRR) r NR 5a C(S)R 5b , (CRR) r OC(O)NR 5a R 5a , (CRR) r NR 5a C(O)OR 5d , (CRR) r NR 5a C(O)NR 5a R 5a , (CRR) r NR 5a C(O)H, (CRR) r C(O)OR 5d , (CRR) r OC(O)R 5b , (CRR) r S(O) p R 5b , (CRR) r S(O) 2 NR 5a R 5a , (CRR) r NR 5a S(O) 2 R 5b , (CRR) r NR 5a S(O) 2 NR 5a R 5a , (CRR) r NHC(═NR 5f )NR 5f R 5f , C 1-6 haloalkyl, a (CRR) r -C 3-10 carbocyclic residue substituted with 0-3 R 5c , and a (CRR) r -4-10 membered heterocyclic system containing 1-4 heteroatoms selected from N, O, and S, substituted with 0-2 R 5c ;

R 5a , at each occurrence, is independently selected from H, methyl, C 1-6 alkyl substituted with 0-2 R 5e wherein the alkyl is selected from ethyl, propyl, i-propyl, butyl, i-butyl, s-butyl, t-butyl, 2-methyl-butyl, pentyl, hexyl, C 3 alkenyl substituted with 0-1 R 5e wherein the alkenyl is selected from allyl, C 3 alkynyl substituted with 0-1 R 5e wherein the alkynyl is selected from propynyl, and a (CH 2 ) r —C 3-4 carbocyclic residue substituted with 0-5 R 5e , wherein the carbocyclic residue is selected from cyclopropyl, cyclobutyl, cyclopentyl, and cyclohexyl;

R 5b , at each occurrence, is selected from C 1-6 alkyl substituted with 0-2 R 5e , wherein the alkyl is selected from methyl, ethyl, propyl, i-propyl, butyl, i-butyl, pentyl, and hexyl, a (CH 2 ) r —C 3-4 carbocyclic residue substituted with 0-2 R 5e , wherein the carbocyclic residue is selected from cyclopropyl, and cyclobutyl;

R 5c , at each occurrence, is selected from C 1-6 alkyl, C 2-8 alkenyl, C 2-8 alkynyl, (CH 2 ) r C 3-6 cycloalkyl, Cl, Br, I, F, (CF 2 ) r CF 3 , NO 2 , CN, (CH 2 ) r NR 5f R 5f , (CH 2 ) r OH, (CH 2 ) r OC 1-4 alkyl, (CH 2 ) r SC 1-4 alkyl, (CH 2 ) r C(O)OH, (CH 2 ) r C(O)R 5b , (CH 2 ) r C(O)NR 5f R 5f , (CH 2 ) r OC(O)NR 5f R 5f , (CH 2 ) r NR 5f C(O)R 5b , (CH 2 ) r C(O)OC 1-4 alkyl, (CH 2 ) r NR 5f C(O)OC 1-4 alkyl, (CH 2 ) r OC(O)R 5b , (CH 2 ) r C(═NR 5f )NR 5f R 5f , (CH 2 ) r S(O) p R 5b , (CH 2 ) r NHC(═NR 5f )NR 5f R 5f , (CH 2 ) r S(O) 2 NR 5f R 5f , (CH 2 ) r NR 5f S(O) 2 R 5b , and (CH 2 ) r phenyl substituted with 0-3 R 5e ;

R 5d , at each occurrence, is selected from methyl, CF 3 , C 2-6 alkyl substituted with 0-2 R 5e , wherein the alkyl is selected from methyl, ethyl, propyl, i-propyl, butyl, i-butyl, pentyl, and hexyl, C 3-8 alkenyl, C 3-8 alkynyl, and a C 3-10 carbocyclic residue substituted with 0-3 R 5e ,

R 5e , at each occurrence, is selected from C 1-6 alkyl, C 2-8 alkenyl, C 2-8 alkynyl, C 3-6 cycloalkyl, Cl, F, Br, I, CN, NO 2 , (CF 2 ) r CF 3 , (CH 2 ) r OC 1-5 alkyl, OH, SH, (CH 2 ) r SC 1-5 alkyl, (CH 2 ) r NR 5f R 5f , (CH 2 ) r C(O)NHR 5h , (CH 2 ) r OC(O)NHR 5h , (CH 2 ) r OH, (CH 2 ) r C(O)OH, (CH 2 ) r C(O)OR 5h , (CH 2 ) r C(O)NHSO 2 —R 5h , NHSO 2 R 5h , a (CH 2 ) r -5-6 membered heterocyclic system containing 1-4 heteroatoms selected from N, O, and S, and (CH 2 ) r phenyl;

R 5f , at each occurrence, is selected from H, C 1-6 alkyl, and C 3-6 cycloalkyl;

R 5g is independently selected from —CN, —C(O)R 5b , —C(O)OR 5d , —C(O)NR 5f R 5f , —C(O)OH, (CH 2 ) r C(O)NHSO 2 —R 5h , and (CH 2 ) r phenyl;

R 5h , at each occurrence, is selected from C 1-5 alkyl, C 1-5 haloalkyl, and C 3-6 cycloalkyl, and phenyl;

R, at each occurrence, is selected from H, C 1-6 alkyl substituted with R 5e , C 2-8 alkenyl, C 2-8 alkynyl, (CH 2 ) r C 3-6 cycloalkyl, and (CH 2 ) r phenyl substituted with R 5e ;

R 6 , at each occurrence, is selected from C 1-8 alkyl, C 2-8 alkenyl, C 2-8 alkynyl, (CH 2 ) r C 3-6 cycloalkyl, Cl, Br, I, F, NO 2 , CN, (CR′R′) r NR 6a′ R 6a′ , (CR′R′) r OH, (CR′R′) r O(CR′R′) r R 6d , (CR′R′) r SH, (CR′R′) r C(O)H, (CR′R′) r S(CR′R′) r R 6d , (CR′R′) r SC(O) (CR′R′) r R 6b , (CR′R′) r C(O)OH, (CR′R′) r C(O)(CR′R′) r R 6b , (CR′R′) r C(O)NR 6a R 6a , (CR′R′) r NR 6f C(O)(CR′R′) r R 6b ′, (CR′R′) r C(O)O(CR′R′) r R 6d , (CR′R′) r OC(O)(CR′R′) r R 6b , (CR′R′) r OC(O)NR 6a (CR′R′) r R 6d , (CR′R′) r NR 6a C(O)NR 6a ′R 6d ′, (CR′R′) r NR 6a C(S)NR 6a (CR′R′) r R 6d , (CR′R′) r NR 6f C(O)O(CR′R′) r R 6b , (CR′R′) r C(═NR 6f )NR 6a R 6a , (CR′R′) r NHC(═NR 6f )NR 6f R 6f , (CR′R′) r S(O) p R 6b ′, (CR′R′) r S(O) 2 NR 6a R 6a , (CR′R′) r NR 6f S(O) 2 NR 6a′ R 6a′ , (CR′R′) r NR 6f S(O) 2 (CR′R′) r R 6b , C 1-6 haloalkyl, C 2-8 alkenyl substituted with 0-3 R′, C 2-8 alkynyl substituted with 0-3 R′, (CR′R′) r phenyl substituted with 0-3 R 6e , and a (CH 2 ) r -5-6 membered heterocyclic system containing 1-2 heteroatoms selected from N, O, and S, substituted with 0-2 R 6e ;

alternatively, two R 6 on adjacent atoms on R 1 may join to form a cyclic acetal;

R 6a , at each occurrence, is selected from H, methyl substituted with 0-1 R 6g , C 2-6 alkyl substituted with 0-2 R 6e , C 3-8 alkenyl substituted with 0-2 R 6e , C 3-8 alkynyl substituted with 0-2 R 6e , a (CH 2 ) r —C 3-10 carbocyclic residue substituted with 0-5 R 6e , and a (CH 2 ) r -5-10 membered heterocyclic system containing 1-4 heteroatoms selected from N, O, and S, substituted with 0-2 R 6e ;

alternatively, two R 6a , together with the N to which they are attached, join to form a 3-8 membered heterocycle containing 0-1 additional heteroatoms selected from N, O, and S;

R 6a′ , at each occurrence, is selected from H, C 1-6 alkyl, and C 3-6 cycloalkyl;

R 6b , at each occurrence, is selected from H, C 1-6 alkyl substituted with 0-3 R 6e , C 1-6 haloalkyl, C 3-8 alkenyl substituted with 0-2 R 6e , C 3-8 alkynyl substituted with 0-2 R 6e , a (CH 2 ) r C 3-6 carbocyclic residue substituted with 0-3 R 6e , and a (CH 2 ) r -5-6 membered heterocyclic system containing 1-4 heteroatoms selected from N, O, and S, substituted with 0-2 R 6e ;

R 6b′ , at each occurrence, is selected from H, C 1-6 alkyl, and C 3-6 cycloalkyl;

R 6d , at each occurrence, is selected from C 3-8 alkenyl substituted with 0-2 R 6e , C 3-8 alkynyl substituted with 0-2 R 6e , methyl, CF 3 , C 2-6 alkyl substituted with 0-3 R 6e , C 2-4 haloalkyl, a (CH 2 ) r -C 3-10 carbocyclic residue substituted with 0-3 R 6e , and a (CH 2 ) r -5-6 membered heterocyclic system containing 1-4 heteroatoms selected from N, O, and S, substituted with 0-3 R 6e ;

R 6d′ , at each occurrence, is selected from H, CF 3 and C 1-6 alkyl and C 3-6 cycloalkyl;

R 6e , at each occurrence, is selected from C 1-6 alkyl, C 2-8 alkenyl, C 2-8 alkynyl, (CH 2 ) r C 3-6 cycloalkyl, Cl, F, Br, I, CN, NO 2 , (CF 2 ) r CF 3 , (CH 2 ) r OC 1-5 alkyl, OH, SH, (CH 2 ) r SC 1-5 alkyl, (CH 2 ) r NR 6f R 6f , C(O)NHR 6h , C(O)NHR 6h , (CH 2 ) r OH, C(O)OH, C(O)OC 1-5 alkyl, (CH 2 ) r C(O)NHSO 2 —R 6h , NHSO 2 R 6h , (CH 2 ) r tetrazolyl,and (CH 2 ) r phenyl and a (CH 2 ) r -5-6 membered heterocyclic system containing 1-4 heteroatoms selected from N, O, and S;

R 6f , at each occurrence, is selected from H, C 1-5 alkyl, and C 3-6 cycloalkyl, and phenyl;

R 6g is independently selected from —C(O)R 6b , —C(O)OR 6d , —C(O)NR 6f R 6f , (CH 2 ) r OH, C(O)OH, (CH 2 ) r C(O)NHSO 2 —R 6h , NHSO 2 R 6h , (CH 2 ) r tetrazolyl, and (CH 2 ) r phenyl;

R 6h , at each occurrence, is selected from C 1-5 alkyl, C 1-5 haloalkyl, and C 3-6 cycloalkyl, and phenyl, and phenyl further substituted with 1-2 of C 1-6 alkyl, C 2-8 alkenyl, C 2-8 alkynyl, (CH 2 ) r C 3-6 cycloalkyl, Cl, F, Br, I, CN, NO 2 , (CF 2 ) r CF 3 , (CH 2 ) r OC 1-5 alkyl, OH, SH, (CH 2 ) r NR 6f R 6f ;

R 7 , at each occurrence, is selected from C 1-8 alkyl, C 2-8 alkenyl, C 2-8 alkynyl, (CH 2 ) r C 3-6 cycloalkyl, Cl, Br, I, F, NO 2 , CN, (CR′R′) r NR 7a R 7a , (CR′R′) r OH, (CR′R′) r O(CR′R′) r R 7d , (CR′R′) r SH, (CR′R′) r C(O)H, (CR′R′) r S(CR′R′) r R 7d , (CR′R′) r C(O)OH, (CR′R′) r C(O)(CR′R′) r R 7b , (CR′R′) r C(O)NR 7a R 7a , (CR′R′) r NR 7f C(O)′(CR′R′) r R 7b , (CR′R′) r C(O)O(CR′R′) r R 7d , (CR′R′) r OC(O)(CR′R′) r R 7b , (CR′R′) r OC(O)NR 7a (CR′R′) r R 7a , (CR′R′) r NR 7a C(O)NR 7a (CR′R′) r R 7a , (CR′R′) r NR 7f C(O)O(CR′R′) r R 7d , (CR′R′) r C(═NR 7f )NR 7a R 7a , (CR′R′) r NHC(═NR 7f )NR 7f R 7f , (CR′R′) r S(O) p (CR′R′) r R 7b , (CR′R′) r S(O) 2 NR 7a R 7a , (CR′R′) r NR 7a S(O) 2 NR 7a R 7a , (CR′R′) r NR 7f S(O) 2 (CR′R′) r R 7b , (CR′R′) r C(O)NHSO 2 R 7b , C 1-6 haloalkyl, C 2-8 alkenyl substituted with 0-3 R′, C 2-8 alkynyl substituted with 0-3 R′, and (CR′R′) r phenyl substituted with 0-3 R 7e , and a (CH 2 ) r -5-6 membered heterocyclic system containing 1-4 heteroatoms selected from N, O, and S, substituted with 0-3 R 7e ;

alternatively, two R 7 on adjacent atoms on R 2 may join to form a cyclic acetal;

R 7a , at each occurrence, is independently selected from H, methyl substituted with 0-1 R 7g , C 2-6 alkyl substituted with 0-2 R 7e , C 3-8 alkenyl substituted with 0-2 R 7e , C 3-8 alkynyl substituted with 0-2 R 7e , a (CH 2 ) r —C 3-10 carbocyclic residue substituted with 0-5 R 7e , and a (CH 2 ) r -5-10 membered heterocyclic system containing 1-4 heteroatoms selected from N, O, and S, substituted with 0-2 R 7e ;

R 7b , at each occurrence, is selected from C 1-6 alkyl substituted with 0-3 R 7e , C 1-6 haloalkyl, C 3-8 alkenyl substituted with 0-2 R 7e , C 3-8 alkynyl substituted with 0-2 R 7e , a (CH 2 ) r C 3-6 carbocyclic residue substituted with 0-3 R 7e , and a (CH 2 ) r -5-6 membered heterocyclic system containing 1-4 heteroatoms selected from N, O, and S, substituted with 0-2 R 7e ;

R 7d , at each occurrence, is selected from C 3-8 alkenyl substituted with 0-2 R 7e , C 3-8 alkynyl substituted with 0-2 R 7e , methyl, CF 3 , C 2-4 haloalkyl, C 2-6 alkyl substituted with 0-3 R 7e , a (CH 2 ) r —C 3-10 carbocyclic residue substituted with 0-3 R 7e , and a (CH 2 ) r -5-6 membered heterocyclic system containing 1-4 heteroatoms selected from N, O, and S, substituted with 0-3 R 7e ;

R 7e , at each occurrence, is selected from C 1-6 alkyl, C 2-8 alkenyl, C 2-8 alkynyl, (CH 2 ) r C 3-6 cycloalkyl, Cl, F, Br, I, CN, NO 2 , (CF 2 ) r CF 3 , (CH 2 ) r OC 1-5 alkyl, (CH 2 ) r OH, OH, SH, C(O)OH, C(O)NHR 7h , C(O)OC 1-5 alkyl, (CH 2 ) r SC 1-5 alkyl, (CH 2 ) r NR 7f R 7f , (CH 2 ) r C(O)NHSO 2 —R 7h , NHSO 2 R 7h , and (CH 2 ) r phenyl, (CH 2 ) r tetrazolyl;

R 7f , at each occurrence, is selected from H, C 1-5 alkyl, and C 3-6 cycloalkyl, and phenyl;

R 7g is independently selected from —C(O)R 7b , —C(O)OR 7d , —C(O)NR 7f R 7f , and (CH 2 ) r phenyl;

R 7h , at each occurrence, is selected from C 1-5 alkyl, C 1-5 haloalkyl, and C 3-6 cycloalkyl, and phenyl;

R′, at each occurrence, is independently, selected from H, C 1-6 alkyl substituted with R 6e , C 2-8 alkenyl, C 2-8 alkynyl, (CH 2 ) r C 3-6 cycloalkyl, and (CH 2 ) r phenyl substituted with R 6e ;

R 8 is selected from H, C 1-4 alkyl, and C 3-4 cycloalkyl;

R 10 and R 10a are independently selected from H, and C 1-4 alkyl substituted with 0-1 R 10b ,

alternatively, R 10 and R 10a can join to form a C 3-6 cycloalkyl;

R 10b , at each occurrence, is independently selected from —OH, —SH, —NR 10c R 10c , —C(O)NR 10c R 10c , and —NHC(O)R 10c ;

R 10c is selected from H, C 1-4 alkyl and C 3-6 cycloalkyl;

R 11 is;

R 12 is;

R 14 , at each occurrence, is independently selected from H and C 1-4 alkyl;

alternatively, two R 14 s, along with the carbon atom to which they are attached, join to form a C 3-6 carbocyclic ring;

R 15 is independently selected from H, C 1-4 alkyl, and C 3-4 cycloalkyl;

R 24 , at each occurrence, is independently selected from H and C 1-4 alkyl;

alternatively, two R 24 s, along with the carbon atom to which they are attached, join to form a C 3-6 carbocyclic ring;

R 25 , at each occurrence, is independently selected from H, C 1-4 alkyl, OH, NH 2 , —O—C 1-4 alkyl, NR 25a R 25a , C(O)NR 25a R 25a , NR 25a C(O)R 25b , NR 25a C(O)OR 25d , OC(O)NR 25a R 25a , and (CHR) r C(O)OR 25d ;

alternatively, two R 25 s, along with the carbon atom or atoms to which they are attached, join to form a C 3-6 carbocyclic ring;

R 25a , at each occurrence, is independently seleced from H, and C 1-4 alkyl,

R 25b , at each occurrence, is independently selected from H, C 1-4 alkyl, C 3-6 alkenyl, and C 3-6 alkynyl;

R 25d , at each occurrence, is independently selected from C 1-4 alkyl, C 3-6 alkenyl, and C 3-6 alkynyl;

R 26 is selected from C 1-4 alkyl;

n is selected from 1 and 2;

p, at each occurrence, is independently selected from 0, 1, and 2;

q, at each occurrence, is independently selected from 1, 2, 3, and 4;

r, at each occurrence, is independently selected from 0, 1, 2, 3, and 4; and

t, at each occurrence, is independently selected from 2, 3, and 4, and

u is selected from 1, 2 and 3.

2. The compound of claim 1 , wherein:

R, at each occurrence, is independently selected from H, methyl, ethyl, propyl, allyl, propynyl, (CH 2 ) r C 3-6 cycloalkyl, and (CH 2 ) r phenyl substituted with R 6e ;

R 5a , at each occurrence, is independently selected from H, C 1-6 alkyl substituted with 0-2 R 5e wherein the alkyl methyl, ethyl, propyl, i-propyl, butyl, i-butyl, pentyl, hexyl, cyclopropyl, cyclobutyl, and cyclohexyl; and

r, at each occurrence, is selected from 0, 1, and 2.

3. The compound of claim 2 , wherein:

R 1 is selected from H, R 6 , C 1-6 alkyl substituted with 0-3 R 6 , C 2-6 alkenyl substituted with 0-3 R 6 , C 2-6 alkynyl substituted with 0-3 R 6 , C 6-10 aryl group substituted with 0-5 R 6 , wherein the aryl group is selected from phenyl and napthyl, and a 5-10 membered heterocyclic system containing 1-4 heteroatoms selected from N, O, and S, substituted with 0-3 R 6 , wherein the heterocyclic system is selected from indolyl, benzimidazolyl, benzofuranyl, benzothiofuranyl, benzoxazolyl, benzthiazolyl, benztriazolyl, benztetrazolyl, benzisoxazolyl, benzisothiazolyl, benzimidazalonyl, cinnolinyl, furanyl, imidazolyl, indazolyl, indolyl, isoquinolinyl isothiazolyl, isoxazolinyl, isoxazolyl, oxazolyl, oxadiazolyl, phthalazinyl, pyrazinyl, pyrazolyl, pyridazinyl, pyridyl, pyridinyl, pyrimidinyl, pyrrolyl, quinazolinyl, quinolinyl, thiazolyl, thienyl, and tetrazolyl;

R 2 is selected from phenyl substituted with 0-2 R 7 , and a 5-10 membered heteroaryl system containing 1-4 heteroatoms selected from N, O, and S, substituted with 0-3 R 7 wherein the heteroaryl is selected from indolyl, benzimidazolyl, benzofuranyl, benzothiofuranyl, benzoxazolyl, benzthiazolyl, benztriazolyl, benztetrazolyl, benzisoxazolyl, benzisothiazolyl, benzimidazalonyl, cinnolinyl, furanyl, imidazolyl, indazolyl, indolyl, isonicotinyl, isoquinolinyl isothiazolyl, isoxazolinyl, isoxazolyl, oxazolyl, phthalazinyl, picolinyl, pyrazinyl, pyrazolyl, pyridazinyl, pyridyl, pyridinyl, pyrimidinyl, pyrrolyl, pyrrolotriazinyl, quinazolinyl, quinolinyl, thiazolyl, thienyl, tetrazolyl, and triazinyl; and

R 8 is selected from H, methyl, ethyl, propyl, i-propyl, and cyclopropyl.

4. The compound of claim 3 , wherein:

R 6 , at each occurrence, is selected from C 1-8 alkyl, C 2-8 alkenyl, C 2-8 alkynyl, (CR′R′) r C 3-6 cycloalkyl, Cl, Br, I, F, NO 2 , CN, (CR′R′) r NR 6a′ R 6a′ , (CRR) r OH, (CR′R′) r O(CR′R′) r R 6d , (CR′R′) r SH, (CR′R′) r C(O)H, (CR′R′) r S(CR′R′) r R 6d , (CR′R′) r C(O)OH, (CR′R′) r C(O)(CR′R′) r R 6b , (CR′R′) r C(O)NR 6a R 6a , (CR′R′) r NR 6f C(O)(CR′R′) r R 6b′ , (CR′R′) r C(O)O(CR′R′) r R 6d , (CR′R′) r NR 6a C(O)NR 6a′ R 6a′ , (CR′R′) r NR 6a C(S)NR 6a R 6a , (CR′R′) r OC(O)(CR′R′) r R 6b , (CR′R′) r OC(O)NR 6a (CR′R′) r R 6d , (CR′R′) r S(O) p ′R 6b′ , (CR′R′) r S(O) 2 NR 6a R 6a , (CR′R′) r NR 6f S(O) 2 (CR′R′) r R 6b , (CR′R′) r NR 6f S(O) 2 NR 6a′ R 6a′ , C 1-6 haloalkyl, and (CR′R′) r phenyl substituted with 0-3 R 6e , and a (CH 2 ) r -5-6 membered heterocyclic system containing 1-2 heteroatoms selected from N, O and S, substituted with 0-2 R 6e ;

R 6a , at each occurrence, is independently selected from H, methyl, ethyl, propyl, i-propyl, butyl, i-butyl, t-butyl, pentyl, hexyl, cyclopropyl and phenyl;

alternatively, two R 6a , together with the N to which they are attached, join to form a 3-8 membered heterocycle containing 0-1 additional heteroatoms selected from N, O, and S, wherein the heterocycle is selected from aziridinyl, azetidinyl, pyrrolyl, piperidinyl, and morpholinyl;

R 6b , at each occurrence, is selected from methyl, ethyl, propyl, i-propyl, butyl, i-butyl, t-butyl, pentyl, hexyl, cyclopropyl, and phenyl substituted with 0-1 R 6e ;

R 6d , at each occurrence, is selected from methyl, CF 3 , ethyl, propyl, i-propyl, butyl, i-butyl, t-butyl, pentyl, hexyl, cyclopropyl, and phenyl;

R 6e , at each occurrence, is selected from C 1-6 alkyl, C 2-8 alkenyl, C 2-8 alkynyl, (CH 2 ) r C 3-6 cycloalkyl, Cl, F, Br, I, CN, NO 2 , (CF 2 ) r CF 3 , (CH 2 ) r OC 1-5 alkyl, OH, SH, (CH 2 ) r SC 1-5 alkyl, (CH 2 ) r NR 6f R 6f , C(O)NHR 6h , C(O)NHR 6h , (CH 2 ) r OH, C(O)OH, C(O)OC 1-5 alkyl, (CH 2 ) r C(O)NHSO 2 —R 6h , NHSO 2 R 6h , (CH 2 ) r tetrazolyl,and (CH 2 ) r phenyl and a (CH 2 ) r -5-6 membered heterocyclic system containing 1-4 heteroatoms selected from N, O, and S;

R 6f , at each occurrence, is selected from H, methyl, ethyl, propyl, i-propyl, butyl, i-butyl, t-butyl, pentyl, hexyl, cyclopropyl, and phenyl;

R 7 is selected from methyl, ethyl, propyl, i-propyl, butyl, i-butyl, s-butyl, t-butyl, pentyl, hexyl, (CR′R′) r C 3-6 cycloalkyl, Cl, Br, I, F, NO 2 , CN, (CR′R′) r NR 7a R 7a , (CR′R′) r OH, (CR′R′) r O(CH) r R 7d , (CR′R′) r SH, (CR′R′) r C(O)H, (CR′R′) r S(CR′R′) r R 7d , (CR′R′) r C(O)OH, (CR′R′) r C(O)(CR′R′) r R 7b , (CR′R′) r C(O)NR 7a R 7a , (CR′R′) r NR 7f C(O)(CR′R′) r R 7b , (CR′R′) r C(O)O(CR′R′) r R 7d , (CR′R′) r OC(O)(CR′R′) r R 7b , (CR′R′) r NR 7a C(O)NR 7a R 7a , (CR′R′) r NR 7a C(O)O(CR′R′) r R 7d , (CR′R′) r S(O) p (CR′R′) r R 7b , (CR′R′) r S(O) 2 NR 7a R 7a , (CR′R′) r NR 7f S(O) 2 (CR′R′) r R 7b , C 1-6 haloalkyl, adamantyl, and (CR′R′) r phenyl substituted with 0-3 R 7e , and pyridyl substituted with 0-3 R 7e ;

R 7a , at each occurrence, is selected from H, methyl, ethyl, propyl, i-propyl, butyl, i-butyl, t-butyl, pentyl, hexyl, prop-2-enyl, 2-methyl-2-propenyl, cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, CH 2 cyclopropyl, and benzyl substituted with 0-1 R 6e ;

R 7b , at each occurrence, is selected from methyl, ethyl, propyl, i-propyl, butyl, i-butyl, t-butyl, pentyl, hexyl, cyclopropyl, cyclopentyl, CH 2 -cyclopentyl, cyclohexyl, CH 2 -cyclohexyl, CF 3 , pyrrolidinyl, piperidinyl, morpholinyl, piperizenyl substituted with 0-1 R 7e , and azetidinyl;

R 7d , at each occurrence, is selected from methyl, CF 3 , CF 2 CF 3 , CHF 2 , CH 2 F, ethyl, propyl, i-propyl, butyl, i-butyl, t-butyl, pentyl, hexyl, and cyclopropyl;

R 7e , at each occurrence, is selected from C 1-6 alkyl, C 2-8 alkenyl, C 2-8 alkynyl, (CH 2 ) r C 3-6 cycloalkyl, Cl, F, Br, I, CN, NO 2 , (CF 2 ) r CF 3 , (CH 2 ) r OC 1-5 alkyl, (CH 2 ) r OH, OH, SH, C(O)OH, C(O)NHR 7h , C(O)OC 1-5 alkyl, (CH 2 ) r SC 1-5 alkyl, (CH 2 ) r NR 7f R 7f , (CH 2 ) r C(O)NHSO 2 —R 7h , NHSO 2 R 7h , and (CH 2 ) r phenyl, (CH 2 ) r tetrazolyl;

R 7f , at each occurrence, is selected from H, methyl, ethyl, propyl, i-propyl, butyl, i-butyl, t-butyl, pentyl, hexyl, cyclopropyl, and phenyl; and

r is 0 or 1.

5. The compound of claim 4 , wherein:

R 6 , at each occurrence, is selected from C 1-8 alkyl, C 2-8 alkenyl, C 2-8 alkynyl, (CHR′) r C 3-6 cycloalkyl, Cl, Br, I, F, NO 2 , CN, (CHR′) r NR 6a′ R 6a′ , (CHR′) r OH, (CHR′) r OR 6d , (CHR′) r SH, (CHR′) r C(O)H, (CHR′) r SR 6d , (CHR′) r C(O)OH, (CHR′) r C(O)R 6b , (CHR′) r C(O)NR 6a R 6a , (CHR′) r NR 6f C(O)R 6b′ , (CHR′) r C(O)OR 6d , (CHR′) r OC(O)NR 6a R 6d , (CHR′) r NR 6a C(O)NR 6a R 6a , (CHR′) r NR 6a C(S)NR 6a R 6a , (CHR′) r OC(O)R 6b , (CHR′) r S(O) p R 6b′ , (CHR′) r S(O) 2 NR 6a R 6a , (CHR′) r NR 6f S(O) 2 R 6b , (CHR′) r NR 6f S(O) 2 NR 6a′ R 6a′ , C 1-6 haloalkyl, and (CHR′) r phenyl substituted with 0-3 R 6e .

6. The compound of claim 5 , wherein

R 2 is a 5-10 membered heteroaryl system containing 1-4 heteroatoms selected from N, O, and S, substituted with 0-3 R 7 wherein the heteroaryl is selected from quinazolinyl, triazinyl, pyrimidinyl, picolinyl, isonicotinyl, furanyl, indolyl, pyridinyl, pyrazolyl, pyrazinyl, thiazolyl, thiophenyl, and isoxazolyl.

7. The compound of claim 6 , wherein the compound is of formula (Ia)

8. A pharmaceutical composition, comprising a pharmaceutically acceptable carrier and a therapeutically effective amount of a compound of claim 1 .

9. A method for treating disorders, comprising administering to a patient in need thereof a therapeutically effective amount of a compound of claim 1 , said disorders being selected from asthma, multiple sclerosis, artherosclerosis, and rheumatoid arthritis.