Provided is a heterocyclic compound having an RORγt inhibitory activity. A compound represented by the formula (I):
wherein
ring A is an optionally substituted cyclic group,
Q is a bond, optionally substituted C
1-10
alkylene, optionally substituted C
2-10
alkenylene, or optionally substituted C
2-10
alkynylene,
R
1
is a substituent,
ring B is a thiazole ring, an isothiazole ring or a dihydrothiazole ring, each of which is optionally further substituted by a substituent in addition to R
2
, and
R
2
is an optionally substituted cyclyl-carbonyl-C
1-6
alkyl group, an optionally substituted aminocarbonyl-C
1-6
alkyl group, an optionally substituted cyclyl-C
1-6
alkyl group, an optionally substituted cyclyl-C
1-6
alkylamino-carbonyl group, an optionally substituted aminocarbonyl-C
2-6
alkenyl group, an optionally substituted C
1-6
alkylcarbonylamino-C
1-6
alkyl group, an optionally substituted cyclyl-aminocarbonyl group, an optionally substituted cyclyl-carbonyl group or an optionally substituted non-aromatic heterocyclic group, or a salt thereof.
提供的是一种具有RORγt抑制活性的
杂环化合物。该化合物由式(I)表示:其中环A是可选取代的环状基团,Q是键,可选取代的C1-10烷基,可选取代的C2-10烯基或可选取代的C2-10炔基,R1是取代基,环B是
噻唑环、
异噻唑环或二氢
噻唑环,每个环都可以进一步选取代基,除R2外,R2是可选取代的环状羰基-C1-6烷基基团,可选取代的
氨基羰基-C1-6烷基基团,可选取代的环状-C1-6烷基基团,可选取代的环状-C1-6烷基
氨基羰基基团,可选取代的
氨基羰基-C2-6烯基基团,可选取代的C1-6烷基羰基
氨基-C1-6烷基基团,可选取代的环状
氨基羰基基团,可选取代的环状羰基基团或可选取代的非芳香族杂环基团,或其盐。