The present invention provides an imidazopyridine compound represented by formula (I),
wherein R
1
and R
2
each independently represent a C
1-6
alkyl group et al; R
3
and R
4
each independently represent a hydrogen atom, a methyl et al; Ar
1
is a divalent substituent representing a monocyclic or bicyclic, 3- to 8-membered aromatic or aliphatic heterocyclic group et al; Ar
2
represents an aromatic carbocyclic group, or an aromatic heterocyclic group; W represents —(CH
2
)
m
et al, and m indicates an integer of from 0 to 10. This compound acts as a melanin concentrating hormone receptor antagonist, and is useful as treating agents for obesity.
本发明提供了一种以式(I)表示的
咪唑吡啶化合物,其中R1和R2各自独立地表示C1-6烷基等;R3和R4各自独立地表示氢原子、甲基等;Ar1表示一个双价的取代基,该取代基代表一个单环或双环、3-到8-成员的芳香或脂肪族杂环基等;Ar2表示一个芳香碳环基或芳香杂环基;W表示—(
CH2)me等,其中m表示从0到10的整数。该化合物作为
黑色素浓集激素受体拮抗剂,并且可用作肥胖症的治疗剂。