DICARBOXYLIC ACID COMPOUND Russian patent published in 2018 - IPC C07C311/20 C07D213/82 A61K31/196 A61K31/40 A61K31/44 A61P3/00 A61P7/00 

FIELD: chemistry.

SUBSTANCE: invention relates to a compound of general formula (I):

,

where R¹ represents a C1-6alkyl group, a C1-6alkoxyC1-6 alkyl group, a C3-6cycloalkyl group or a C3-6cycloalkyl C1-6alkyl group, R² represents a hydrogen atom or a halogen group, R³ represents a hydrogen atom, a halogen group, a halogenC1-6alkyl group, a halogenC1-6alkoxy group, a saturated C1-5cyclic amino group, C1-6dialkylamino group, C3-6cycloalkyl C1-6alkoxy group or C1-6alkoxy group, A is a C3-6cycloalkyl ring, X is CH or N, Y is CH or N, Z is CH or N and n is an integer selected from 1, 2, 3 and 4, or a pharmaceutically acceptable salt thereof or a hydrate of the compound or a pharmaceutically acceptable salt thereof.

EFFECT: invention is used to prevent or treat hyperphosphataemia.

42 cl, 17 tbl