| 摘要 |
FIELD: chemistry. ^ SUBSTANCE: invention relates to novel derivatives of 2,6-substituted-4-monosubstituted aminopyrimidines of formula (I) or pharmaceutically acceptable salts thereof, which have prostaglandin D2 receptor antagonist properties. In formula R1 is 2,4-dichlorophenyl or 4-trifluoromethoxyphenyl, and when R1 is 2,4-dichlorophenyl, R2 is 3-carboxypyrrolidinyl, 3,5-di-(1-hydroxy-1-methylethyl)phenyl, 3-aminopiperdin-1-yl, 4-aminopiperidin-1-yl, 4-acetamidepiperidin-1-yl, 1-methyl-2-carboxy-2,3-dihydro-1H-indol-5-yl, 3-(1-tert-butylsulphonylaminocarbonyl-1-methylethyl)phenyl, 3-(1-dimethylaminosulphonylaminocarbonyl-1-methylethyl)phenyl, 3-(1-thiomorpholin-4-ylcarbonyl-1-methylethyl)phenyl, 3-(1-aminocarbonyl-1-methylethyl)phenyl, 3-(1-dimethylaminocarbonyl-1-methylethyl)phenyl, 3-carboxymethylpiperidin-1-yl, 3-methylsulphonylaminocarbonylpiperidin-1-yl, 3-ethylsulphonylaminocarbonylpiperidin-1-yl, 3-tert-butylsulphonylaminocarbonylpiperidin-1-yl, 3-trifluoromethylsulphonylaminocarbonylpiperidin-1-yl, 3-[(1H-tetrazol-5-yl)aminocarbonyl]piperidin-1-yl, 3-aminocarbonylpiperidin-1-yl, 3-dimethylaminocarbonylpiperidin-1-yl, 3-dimethylaminosulphonylaminocarbonylpiperidin-1-yl or 2-carboxy-2,3-dihydrobenzofuran-5-yl, and when R1 is 4-trifluoromethoxyphenyl, R2 is 3-(1-methyl-1-carboxyethyl)piperidinyl, 3-carboxypiperidinyl, 3-methylsulphonylaminocarbonylpiperidin-1-yl, 5-carboxythiophen-2-yl. The invention also relates to a pharmaceutical composition containing the said compounds. ^ EFFECT: high efficiency of using said compounds. ^ 3 cl, 1 tbl, 13 ex |
