The present invention provides a compound having melanocortin receptor agonist activity or antagonist activity, which is a novel biaryl compound represented by the formula (I):
wherein ring A and ring B are optionally further substituted 6-membered aromatic rings; X is —CONR
4
—, —SO
2
NR
4
—, —CH
2
NR
4
— (R
4
is a hydrogen atom, an optionally substituted hydrocarbon group, etc.), etc.; Y is a spacer having 1 to 12 atoms, etc.; Z is —CONR
6
—, —CO— (R
6
is a hydrogen atom, an optionally substituted hydrocarbon group or an optionally substituted heterocyclic group), etc.; R
1
is an optionally substituted amino group, etc.; R
2
is an optionally substituted hydrocarbon group, etc.; R
3
is an optionally substituted hydrocarbon group, etc.; and R
5
is an optionally substituted hydrocarbon group, etc.; or a salt thereof.
本发明提供了一种具有
黑色素细胞激素受体激动剂或拮抗剂活性的化合物,该化合物是一种新的双芳基化合物,其表示式为(I):其中环A和环B是可选进一步取代的6元芳香环;X是—CONR4—,—SO2NR4—,—CH2NR4—(其中R4是氢原子、可选取代的碳氢基团等)等;Y是具有1至12个原子的间隔物等;Z是—CONR6—,—CO—(其中R6是氢原子、可选取代的碳氢基团或可选取代的杂环基团)等;R1是可选取代的
氨基等;R2是可选取代的碳氢基团等;R3是可选取代的碳氢基团等;R5是可选取代的碳氢基团等;或其盐。