The following compounds are CRTH2 antagonists, useful in treatment of respiratory disease: [3-(2,4-dichlorophenylsulfanyl)-6-fluoro-2-methylindolizin-1-yl]acetic acid, [6-fluoro-3-(2-fluoro-4-methanesulfonylphenylsulfanyl)-2-methylindolizin-1-yl]acetic acid, [6-fluoro-3-(4-methanesulfonyl-2-trifluoromethylphenylsulfanyl)-2-methylindolizin-1-yl]acetic acid, (R)-2-[6-fluoro-3-(4-methanesulfonylphenylsulfanyl)-2-methylindolizin-1-yl]propionic acid, [3-(4-ethanesulfonylphenylsulfanyl)-6-fluoro-2-methylindolizin-1-yl]acetic acid, (S)-2-[6-fluoro-3-(4-methanesulfonylphenylsulfanyl)-2-methylindolizin-1-yl]propionic acid, ethanesulfonylaminobenzenesulfonyl)-6-fluoro-2-methyiindolizin-1-yl]acetic acid, [7-chloro-6-fluoro-3-(4-methanesulfonylphenylsulfanyl)-2-methylindolizin-1-yl]acetic acid, [3-(2-chloro-4-methanesulfonylphenylsulfanyl)-7-cyano-2-methylindolizin-1-yl]acetic acid, [6-cyano-3-(4-methanesulfonylbenzyl)-2-methylindolizin-1-yl]acetic acid, [3-(4-chlorobenzyl)-7-cyano-2-methylindolizin-1-yl]acetic acid, [6-cyano-3-(6-fluoroquinolin-2-yl-methyl)-2-methylindolizin-1-yl]acetic acid, [6-fluoro-3-(4-methoxyphenylsulfanyl)-2-methylindolizin-1-yl]acetic acid, [7-chloro-6-fluoro-3-(4-methoxyphenylsulfanyl)-2-methylindolizin-1-yl]acetic acid, [3-(4-bromophenylsulfanyl)-6-fluoro-2-methylindolizin-1-yl]acetic acid, and [3-(4-cyclopropylsulfamoylphenylsulfanyl)-6-fluoro-2-methylindolizin-1-yl]acetic acid.
以下化合物是CRTH2拮抗剂,可用于呼吸系统疾病的治疗:[3-(2,4-二
氯苯基
硫酰基)-6-
氟-2-甲基
吲唑啉-1-基]
乙酸,[6-
氟-3-(2-
氟-4-甲磺酰基苯基
硫酰基)-2-甲基
吲唑啉-1-基]
乙酸,[6-
氟-3-(4-甲磺酰基-2-三
氟甲基苯基
硫酰基)-2-甲基
吲唑啉-1-基]
乙酸,(R)-2-[6-
氟-3-(4-甲磺酰基苯基
硫酰基)-2-甲基
吲唑啉-1-基]
丙酸,[3-(4-
乙烷磺酰基苯基
硫酰基)-6-
氟-2-甲基
吲唑啉-1-基]
乙酸,(S)-2-[6-
氟-3-(4-甲磺酰基苯基
硫酰基)-2-甲基
吲唑啉-1-基]
丙酸,[
乙烷磺酰
氨基苯并磺酰基)-6-
氟-2-甲基
吲唑啉-1-基]
乙酸,[7-
氯-6-
氟-3-(4-甲磺酰基苯基
硫酰基)-2-甲基
吲唑啉-1-基]
乙酸,[3-(2-
氯-4-甲磺酰基苯基
硫酰基)-7-
氰基-2-甲基
吲唑啉-1-基]
乙酸,[6-
氰基-3-(4-甲磺酰基苯基甲基)-2-甲基
吲唑啉-1-基]
乙酸,[3-(4-
氯苯甲基)-7-
氰基-2-甲基
吲唑啉-1-基]
乙酸,[6-
氰基-3-(
6-氟喹啉-2-基甲基)-2-甲基
吲唑啉-1-基]
乙酸,[6-
氟-3-(4-甲氧苯基
硫酰基)-2-甲基
吲唑啉-1-基]
乙酸,[7-
氯-6-
氟-3-(4-甲氧苯基
硫酰基)-2-甲基
吲唑啉-1-基]
乙酸,[3-(4-
溴苯基
硫酰基)-6-
氟-2-甲基
吲唑啉-1-基]
乙酸和[3-(4-环丙基磺酰
氨基苯基
硫酰基)-6-
氟-2-甲基
吲唑啉-1-基]
乙酸。