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    • 5. 发明申请
    • INDOLIZINEACETIC ACIDS AND THEIR THERAPEUTIC USE AS LIGANDS OF THE CRTH2 RECEPTOR
    • 吲哚啉酸及其作为CRTH2受体配体的治疗用途
    • WO2008078069A1
    • 2008-07-03
    • PCT/GB2007/004789
    • 2007-12-13
    • ARGENTA DISCOVERY LIMITEDHYND, GeorgeMONTANA, JohnFINCH, HarryHARRISON, TrevorKULAGOWSKI, Janusz
    • HYND, GeorgeMONTANA, JohnFINCH, HarryHARRISON, TrevorKULAGOWSKI, Janusz
    • C07D471/04A61K31/437A61K31/5375A61K31/506A61K31/496A61P11/00
    • C07D471/04
    • Compounds of formula (I) are CRTH2 ligands, useful in the treatment of, inter alia, respiratory diseases: wherein R 1 is fluoro, chloro, cyano or trifluoromethyl; R 2 is hydrogen, fluoro or chloro; R 3 is hydrogen, fluoro, chloro or trifluoromethyl; X is -CH 2 -, -S-, -S(=O)- or -S(=O) 2 -; one of Y and Y 1 is hydrogen and the other is -C(=O)R 4 , or -S(=O) 2 R 4 , or -CR 5 R 6 OR 7 or a heterocyclic group selected from furanyl, thienyl, pyrrolyl, oxazolyl, thiazolyl, imidazolyl, pyrazolyl, isoxazolyl, isothiazolyl, 1,2,3-oxadiazolyl, 1,2,4-oxadiazolyl, 1,3,4-oxadiazolyl, 1,2,5-oxadiazolyl, furazanyl, 1,2,3-triazolyl, 1,2,4-triazolyl, 1,2,3- thiadiazolyl, 1,2,5-thiadiazolyl, 1,3,4-thiadiazolyl, 1,2,4-thiadiazolyl, tetrazolyl, pyridinyl, pyridazinyl, pyrimidinyl, pyrazinyl, 1,2,4-triazinyl and 1,3,5-triazinyl any of which may be optionally substituted; R 4 is an optionally substituted cyclic amino group having 5, 6 or 7 ring atoms which is linked to the carbonyl or sulfonyl through a ring nitrogen; R 5 and R 6 are independently hydrogen, (C 1 C 3 )alkyl, cyclopropyl, or R 5 and R 6 taken together with the carbon atom to which they are attached form a 3-6 membered cycloalkyl ring; and R 7 is optionally substituted (C 1 -C 6 )alkyl or (C 3 - C 6 )cycloalkyl,
    • 式(I)化合物是CRTH2配体,可用于治疗呼吸系统疾病,其中R 1是氟,氯,氰基或三氟甲基; R 2是氢,氟或氯; R 3是氢,氟,氯或三氟甲基; X是-CH 2 - , - S - , - S(= O) - 或-S(= O)2 - 。 Y和Y 1中的一个是氢,另一个是-C(= O)R 4或-S(= O)2 R 4或-CR 5或6或7或选自呋喃基,噻吩基,吡咯基的杂环基 ,恶唑基,噻唑基,咪唑基,吡唑基,异恶唑基,异噻唑基,1,2,3-恶二唑基,1,2,4-恶二唑基,1,3,4-恶二唑基,1,2,5-恶二唑基,呋咱基,1,2 ,3-三唑基,1,2,4-三唑基,1,2,3-噻二唑基,1,2,5-噻二唑基,1,3,4-噻二唑基,1,2,4-噻二唑基,四唑基,吡啶基,哒嗪基 ,嘧啶基,吡嗪基,1,2,4-三嗪基和1,3,5-三嗪基,其中任何一个可以任选被取代; R 4是具有5,6或7个环原子的任选取代的环状氨基,其通过环氮连接到羰基或磺酰基; R 5和R 6独立地是氢,(C 1 -C 3)3烷基,环丙基或R 5, 与它们所连接的碳原子一起形成3-6元环烷基环的O 5+和R 6' 和R 7是任选被取代的(C 1 -C 6 -C 6)烷基或(C 3 -C 6 - C > 6 )环烷基,