Abstract: The present invention provides 4-[1-Aryl-imidazol-4-ylethynyl]-2-alkyl-pyridine and 1-heteroaryl-imidazol-4-ylethynyl]-2-alkyl-pyridine derivatives and pharmaceutically acceptable salts thereof for the treatment or prevention of disorders mediated in full or in part by metabotropic glutamate receptor 5. These disorders include, e.g. acute, traumatic and chronic degenerative processes of the nervous system, such as Alzheimer's disease, senile dementia, Parkinson's disease, Huntington's chorea, amyotrophic lateral sclerosis and multiple sclerosis, psychiatric diseases, such as schizophrenia and anxiety, depression, pain and drug dependency.

Abstract: The present invention relates to compounds of formula I wherein R, R1, R2, R3, R4, aryl, n, and m are as defined in the specification and pharmaceutically acceptable acid addition salts and tautomeric forms thereof. Such compounds have good activity on the 5-HT5A receptor. Therefore, the invention provides methods for the treatment of certain CNS disorders with such compounds.

Abstract: The present invention relates to compounds of formula wherein R1, R2, and n are as defined herein and to pharmaceutically acceptable acid addition salts thereof. The compounds of formula I have a good activity on the 5-HT5A receptor. Therefore, the invention provides the use of a compound of formula I for 5-HT5A receptor related diseases, such as anxiety, depression, sleep disorders and schizophrenia.

Abstract: The present invention relates to methods for treating 5-HT5A receptor related diseases which comprises administering compounds of formula I wherein R1, R2, aryl, and n are defined in the specification and pharmaceutically acceptable acid addition salts thereof.

Abstract: The invention relates to compounds of formula I: wherein R1 to R3 are as defined in the specification, to processes for their preparation, to pharmaceutical compositions containing them, and to methods for treating CNS disorders.

Abstract: The present invention is concerned with novel pyrazine 2-carboxyamide derivatives of formula (I) wherein R1, R2 and R3 are as defined in the specification. These compounds are useful for the treatment of CNS disorders.

Abstract: The present invention relates to imidazole derivatives of the general formula wherein R1, R2, R3 and R4 are as defined hereinabove. This invention also relates to the compound's pharmaceutically acceptable salt and processes for the preparation thereof. These compounds can be used for the manufacture of pharmaceutical compositions for the treatment and prevention of mGluR5 receptor mediated disorders. These compounds are useful, inter alia, in the treatment or prevention of acute and/or chronic neurological disorders such as psychosis, epilepsy, schizophrenia, Alzheimer's disease, cognitive disorders and memory deficit disorders, as well as chronic and acute pain.

Abstract: The present invention is concerned with novel thiazole 4-carboxyamide derivatives of the general formula (I) and with methods for the preparation thereof, which compounds are useful as metabotropic glutamate receptor antagonists: wherein R1 to R4 are as defined in the specification.

Abstract: The present invention relates to diazole derivatives of the general formula wherein A, E, R1, R2 and R3 are as defined in application and pharmaceutical compositions containing them. The invention also relates to use of such compounds for the treatment of diseases mediated by the metabotropic glutamate receptors (mGluR), such as anxiety, chronic and acute pain, protection against liver damage, urinary incontinence, obesity, Fragile-X and autism, Alzheimer's disease, epilepsy, schizophrenia, ischemia, Huntington's chorea, amyotrophic lateral sclerosis (ALS), dementia caused by AIDs, and Parkinson's disease.

Abstract: The present invention relates to imidazole derivatives of formula I wherein R1, R2, R3 and R4 are described hereinabove. These compounds can be used in the treatment or prevention of mGluR5 receptor mediated disorders. These compounds are useful, inter alia, in the treatment of genitourinary diseases.

Abstract: The present invention relates to imidazole derivatives of formula I wherein R1, R2, R3, R4, X, Y and R are described hereinabove, or a pharmaceutically acceptable salt thereof. The invention also relates to a pharmaceutical composition comprising the imidazole derivatives of formula I, a process for preparing a compound of formula I, and a method of treating or preventing acute and/or chronic neurological disorder comprising administering to a patient in need of such treatment and/or prevention a therapeutically effective amount of said pharmaceutical composition. These disorders include Alzheimer's disease. These disorders also include mild cognitive impairment.

Abstract: The present invention relates to imidazole derivatives of the general formula wherein R1, R2, R3 and R4 are as defined hereinabove. This invention also relates to the compound's pharmaceutically acceptable salt and processes for the preparation thereof. These compounds can be used for the manufacture of pharmaceutical compositions for the treatment and prevention of mGluR5 receptor mediated disorders. These compounds are useful, inter alia, in the treatment or prevention of acute and/or chronic neurological disorders such as psychosis, epilepsy, schizophrenia, Alzheimer's disease, cognitive disorders and memory deficit disorders, as well as chronic and acute pain.

Abstract: The present invention relates to imidazole derivatives of the general formula 1

Abstract: The present invention relates to imidazole derivatives of formula I 1

Abstract: The present invention provides 4-[1-Aryl-imidazol-4-ylethynyl]-2-alkyl-pyridine and 1-heteroaryl-imidazol-4-ylethynyl]-2-alkyl-pyridine derivatives and pharmaceutically acceptable salts thereof for the treatment or prevention of disorders mediated in full or in part by metabotropic glutamate receptor 5. These disorders include, e.g. acute, traumatic and chronic degenerative processes of the nervous system, such as Alzheimer's disease, senile dementia, Parkinson's disease, Huntington's chorea, amyotrophic lateral sclerosis and multiple sclerosis, psychiatric diseases, such as schizophrenia and anxiety, depression, pain and drug dependency.

Abstract: The invention relates to compounds of the formula wherein R1 is optionally substituted phenyl, morpholinyl, piperazinyl, pyrrolidinyl, piperidinyl or is thiomorpholinyl, 1-oxo-thiomorpholinyl or 1,1-dioxothiomorpholinyl. These compounds have a good affinity to the NK-1 receptor and they are therefore suitable in the control or treatment of diseases, related to this receptor.

Abstract: The present invention relates to compounds of the general formula wherein R1 is C6-10-cycloalkyl, optionally substituted by lower alkyl or —C(O)O-lower alkyl; decahydro-naphthalen-1-yl; decahydro-naphthalen-2-yl; indan-1-yl or indan-2-yl, optionally substituted by lower alkyl; decahydro-azulen-2-yl; bicyclo[6.2.

Abstract: The present invention relates to compounds of the general formula 1

Abstract: The invention relates to compounds of the general formula wherein (R1)n is independently from from each other halogen, lower alkyl or lower alkoxy; R2 is hydrogen, lower alkyl, lower halogen-alkyl, —(CH2)m—OH, —(CH2)m—NR2, —(CH2)mO-lower alkyl, —(CH2)m—C(O)—NR2, or is —(CH2)m-6-membered heteroaryl, optionally substituted by one or more lower alkoxy, —(CH2)m-5 or 6-membered not aromatic heterocyclyl, optionally substituted by hydroxy or lower alkyl; R is hydrogen or lower alkyl and may be the same or different in case of R2; n is 0, 1, or 2; m is 0, 1, 2, 3 or 4; and pharmaceutically acceptable acid addition salts thereof. These compounds have a good affinity to the NK-1 receptor and they are therefore suitable for the treatment of diseases, related to this receptor.

Abstract: The invention relates to compounds of the general formula 1