摘要:
The present invention relates to compounds of formula (I) wherein: R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are selected from a variety of suitable aromatic substituents; R.sup.6 is hydrogen, C.sub.1-6 alkyl, C.sub.3-7 cycloalkyl, C.sub.3-7 cycloalkylC.sub.1-4 alkyl, phenyl, or C.sub.2 -alkyl substituted by C.sub.1-4 alkoxy or hydroxy; R.sup.7 is hydrogen, C.sub.1-6 alkyl, C.sub.3-7 cycloalkyl, C.sub.3-7 cycloalkylC.sub.1-4 alkyl, phenyl, C.sub.2-4 alkyl substituted by C.sub.1-4 alkoxy or hydroxy, or the group C(.dbd.NR.sup.c)NR.sup.a R.sup.b ; or R.sup.6 and R.sup.7, together with the nitrogen atom to which they are attached, form an optionally substituted saturated heterocyclic ring of 4 to 7 ring atoms which may optionally contain in the ring one oxygen or sulphur atom or a group selected from NR.sup.8, S(O) or S(O).sub.2 ; or R.sup.6 and R.sup.7, together with the nitrogen atom to which they are attached, form a piperidino ring substituted by a spiro-fused indene or indoline group, each of which may be unsubstituted or substituted; R.sup.8 is hydrogen, C.sub.1-4 alkyl, hydroxyC.sub.1-4 alkyl or C.sub.1-4 alkoxyC.sub.1-4 alkyl; R.sup.9a and R.sup.9b are each independently hydrogen or C.sub.1-4 alkyl, or R.sup.9a and R.sup.9b are joined so, together with the carbon atoms to which they are attached, there is formed a C.sub.5-7 ring; X is selected from --CH.sub.2 CH.sub.2 --, --COCH.sub.2 -- or --CH.sub.2 CO--; and Y is hydrogen, or C.sub.1-4 alkyl optionally substituted by a hydroxyl group; or a pharmaceutically acceptable salt thereof. The compounds are of particular use in the treatment or prevention of pain, inflammation, migraine, emesis and postherpetic neuralgia. ##STR1##
摘要:
Tricyclic pyridin-2-one analogues which are ligands for GABA.sub.A receptors, are useful in the therapy of deleterious mendtal states, and are represented by the formula: ##STR1##
摘要:
A class of imidazo[1,2-α]pyrimidine derivatives, substituted at the 3-position by an optionally substituted five-membered or six-membered heteroaromatic ring, are selective ligands for GABAA receptors, in particular having good affinity for the α2 and/or α3 and/or α5 subunit thereof, and are accordingly of benefit in the treatment and/or prevention of adverse conditions of the central nervous system, including anxiety, convulsions and cognitive disorders.
摘要翻译:一类由任选取代的五元或六元杂芳环在3-位上被取代的咪唑并[1,2-α]嘧啶衍生物,是GABA A A受体的选择性配体, 特别是对α2和/或α3和/或α5亚基具有良好的亲和力,因此有益于治疗和/或预防中枢神经系统的不利条件,包括焦虑,抽搐和认知障碍。
摘要:
The present invention is directed to certain compounds represented by structural formula I: ##STR1## or a pharmaceutically acceptable salt thereof wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7, A.sup.1, A.sup.2, X, m and n are defined herein. The compounds of this invention are tachykinin receptor antagonists and are of particular use in the treatment of pain, inflammation, migraine and emesis.
摘要:
The present invention relates to compounds of formula (I) and salts and prodrugs thereof, wherein Q.sup.1 represents a phenyl group substituted by one or more halo optionally substituted naphthyl, optionally substituted indolyl, optionally substituted benzthiophenyl, optionally substituted benzofuranyl, optionally substituted benzyl or optionally substituted fluorenyl; R.sup.1 represents H or C.sub.1-6 alkyl; R.sup.2 represents H, C.sub.1-6 alkyl or C.sub.2-6 alkenyl; Z.sup.1 represents a group selected from (a) or (b). The compounds are tachykinin antagonists useful for treating pain or inflammation, migraine or emesis.
摘要:
Compounds of formula (I) ##STR1## exemplified by formulae (Ia) and (Ib) ##STR2## are tachykinin receptor antagonists useful in the treatment of disorders associated with the presence of an excess of tachykinins such as pain, inflammation, migraine, emesis and post herpetic neuralgia.
摘要:
The present invention relates to compounds of formula (I), wherein n is zero, 1, 2 or 3; R represents C.sub.1-6 alkyl, C.sub.1-6 alkoxy, hydroxy, halogen, cyano, trifluoromethyl SO.sub.2 C.sub.1-6 alkyl, NR.sup.a R.sup.b, NR.sup.a COR.sup.b or CONR.sup.a R.sup.b, where R.sup.a and R.sup.b are each H, C.sub.1-4 alkyl, phenyl or trifluoromethyl; R.sup.1 represents phenyl optionally substituted by 1, 2 or 3 of C.sub.1-6 alkyl, C.sub.2-6 alkenyl, C.sub.2-6 alkynyl, C.sub.3-7 cycloalkyl, C.sub.3-7 cycloalkylC.sub.1-4 alkyl, --O(CH.sub.2).sub.p O-- (where p is 1 or 2), halogen, cyano, nitro, trifluoromethyl, trimethylsilyl, OR.sup.a, SR.sup.a, SOR.sup.a, SO.sub.2 R.sup.a, NR.sup.a R.sup.b, NR.sup.a COR.sup.b, NR.sup.a CO.sub.2 R.sup.b, COR.sup.a, CO.sub.2 R.sup.a or CONR.sup.a R.sup.b ; naphthyl; benzhydryl; or benyl, where the naphthyl group or each phenyl moiety of benzyl and benzhydryl may be substituted by C.sub.1-6 alkyl, C.sub.1-6 alkoxy, halogen or trifluoromethyl; R.sup.2 represents hydogen, a substituent as defined for R.sup.1 or heteroaryl selected from indazolyl, thienyl, furanyl, pyridyl, thiazolyl, tetrazolyl and quinolinyl; wherein each heteroaryl may be substituted by C.sub.1-6 alkyl, C.sub.1-6 alkoxy, halogen or trifluoromethyl; R.sup.3 and R.sup.4 are each H or C.sub.1-6 alkyl or R.sup.3 and R.sup.4 together are linked so as to form a C.sub.1-3 alkylene chain; R.sup.5 represents H, C.sub.1-6 alkyl, C.sub.3-7 cycloalkyl, C.sub.3-7 cycloalkylC.sub.1-4 alkyl, phenylC.sub.1-4 alkyl, CO.sub.2 R.sup.a, CONR.sup.a R.sup.b, SOR.sup.a or SO.sub.2 R.sup.a, wherein the phenyl moiety may be substituted by C.sub.1-6 alkyl, C.sub.1-6 alkoxy, halogen or trifluoromethyl; X and Y are each H, or together represents .dbd.O; and Z represents a bond, O, S, SO, SO.sub.2, NR.sup.6, or --(CR.sup.6 R.sup.6)-- where R.sup.6 is H or C.sub.1-6 alkyl; or a pharmaceutically acceptable salt thereof. The compounds are of particular use in the treatment or prevention of pain, inflammation, migraine, emesis and postherpetic neuralgia. ##STR1##
摘要:
A class of 3-phenylimidazo[1,2-α]pyrimidine derivatives, substituted at the meta position of the phenyl ring by an optionally substituted aryl or heteroaryl group which is directly attached or bridged by an oxygen atom or a —NH— linkage, and further substituted on the phenyl ring by alkyl, trifluoromethyl, alkoxy or one or two halogen atoms, especially fluoro, are selective ligands for GABAA receptors, in particular having good affinity for the α2 and/or α3 and/or α5 subunit thereof, and are accordingly of benefit in the treatment and/or prevention of adverse conditions of the central nervous system, including anxiety, convulsions and cognitive disorders.
摘要翻译:一类3-苯基咪唑并[1,2-a]嘧啶衍生物,其在苯环的间位被被氧原子或-NH-键直接连接或桥连的任选取代的芳基或杂芳基取代, 并且在苯环上被烷基,三氟甲基,烷氧基或一个或两个卤原子,特别是氟取代,是GABA A A受体的选择性配体,特别是对α2和/或α3具有良好的亲和力 和/或其α5亚基,因此有益于治疗和/或预防中枢神经系统的不良状况,包括焦虑,抽搐和认知障碍。
摘要:
A class of 3-phenylimidazo(1,2-a)pyrimidine derivatives (of Formula I, or salt or prodrug thereof: I) wherein Y represents a chemical bond, an oxygen atom, or a —NH— linkage; Z represents an optionally substituted aryl or heteroaryl group; R1 represents hydrogen, hydrocarbon, a heterocyclic group, halogen, cyano trifluoromethyl, nitro, —ORa, —SRa, —SORa, —SO2Ra, —SO2NRaRb, —NRaRb, —NRaCORb, —NRaCO2Rb, —CORa, CO2Ra, —CONRaRb or —CRa═NORb; and Ra and Rb independently represent hydrogen, hydrocarbon or a heterocyclic group.), substituted at the meta position of the phenyl ring by an optionally substituted aryl or heteroaryl group which is directly attached or bridged by an oxygen atom or a —NH— linkage, are selective ligands for GABAA receptors, in particular having good affinity for the a2 and/or a3 and/or a5 subunit thereof, and are accordingly of benefit in the treatment and/or prevention of adverse conditions of the central nervous system, including anxiety, convulsions and cognitive disorders.
摘要:
The present invention provides compounds of formula I: wherein R1 is an alkyl, phenyl, heterocyclyl, cycloalkyl, alkoxy, ester, amino or amide group; R2 is a phenyl, heterocyclyl, alkyl, cycloalkyl or cycloalkylalkyl group; R3 is an alkyl, cycloalkyl, cycloalkylalkyl, amino or heterocyclyl group; R4 and R5 are hydrogen or alkyl or form a cycloalkyl ring; A is O or N; and m is zero or one; as inhibitors of GlyT1 and thus as useful for treating or preventing diseases such as schizophrenia; with the provision of pharmaceutical compositions, first and second medical uses and methods of treatment.