MELANOCORTIN RECEPTOR AGONISTS

FIELD: medicine, pharmaceutics. ^ SUBSTANCE: invention refers to new compounds of formula 1, its pharmaceutically acceptable salts and stereoisomers: $ (1), where: R1 means H, amidino, C1-C4-alkyl amidino, C1-C4alkanoylamidino, C1-C10-alkyl, C3-C7-cycloalkyl, C6-C10-aryl, 6-members heterocycle with O atom, 5-members heterocycle with two N atoms, 6-members heteroaryl with one or two N atoms, 5-members heteroaryl with two heteroatoms, one of which is N, and the other is S, C1-C6-alkylcarbonyl, C3-C7-cycloalkylcarbonyl, C1-C4-alkoxycarbonyl, C6-C10-aryl-C1-C4-alkoxycarbonyl, -SO2-C1-C4-alkyl, -C(O)-N(R6)(R7) or -C(S)-N(R6)(R7); and, R6, R7 means H, C1-C6-alkyl, C3-C7-cycloalkyl; alkyl, cycloalkyl, heterocycle, aryl or heteroaryl are unsubstituted or substituted; R2 means C6-C10-aryl which is unsubstituted or mono- or disubstituted; R3 means H, CN, C1-C6-alkyl, C3-C7-cycloalkyl, C2-C6-alkenyl, monocyclic 5-members heterocycle with N and O, monocyclic 5-members heteroaryl with two heteroatoms, one of which is N, and the other is O or S, C(O)-R8 or -C(S)-R8; and R8 means OH, C1-C4-alkyl, C1-C4-alkyloxy or N(R9)(R10); R9, R10 mean N, C1-C6-alkyl, C3-C7-cycloalkyl, C1-C4-alkyloxy, phenyl or 5-members heteroaryl with two heteroatoms, one of which is N, and the other is S, 6-members heteroaryl with N; R9, R10 together with N whereto attached can form a single 4-6-members ring which can include in addition O or S; and alkyl, cycloalkyl, heterocycle, phenyl or heteroaryl are unsubstituted or substituted. R4 means C3-C8-cycloalkyl, C6-C10-aryl, 5-members heteroaryl with two heteroatoms, one of which is N, and the other is S, 6-members heteroaryl with N, 6-members heterocycle with O, and C6-C10-aryl or heteroaryl are unsubstituted or mono- or polysubstituted. R5 means N, C1-C6-alkyl, -C(O)-R11, C1-C6-alkylsulphonyl, C6-C10-arylsulphonyl, -(CH2)p-C6-C10-aryl, -(CH2)p-heteroaryl or -(CH2)p-C3-C8-cycloalkyl where heteroaryl means 5-members heteroaryl with O or with N or with S which can contain in addition N. p is equal to 1 or 2; R11 means C1-C10-alkyl, C1-C6-alkenyl, C3-C8-cycloalkyl, C3-C8-cycloalkenyl, NH2, C1-C4alkylamino, (C1-C4-alkyl)(C1-C4-alkyl)amino, C6-C10-aryl, 5-members heteroaryl with N or with O or with 8 which can contain in addition N, 6-members heterocycle with N and O, 5- or 6-members heterocycle with O, and alkyl is unsubstituted or substituted with one substitute. Aryl, heteroaryl, cycloalkyl, cycloalkenyl or heterocycle are unsubstituted or mono- or d