Abstract: The present invention is concerned with novel isoxazoles of formula I wherein X, R1, R2, R3 and R4 are as described herein, as well as pharmaceutically acceptable salts and esters thereof. The active compounds of the present invention have affinity and selectivity for GABA A ?5 receptor. Further the present invention is concerned with the manufacture of the active compounds of formula I, pharmaceutical compositions containing them and their use as therapeutics.

Abstract: The present invention relates to compounds of formula I wherein Ar1, Ar2, Ar3, n, and R1 to R8 are as defined herein and to pharmaceutically suitable acid addition salts, optically pure enantiomers, racemates or diastereomeric mixtures thereof. These compounds are orexin receptor antagonists and may be useful in the treatment of disorders, in which orexin pathways are involved, like sleep disorders.

Abstract: The invention relates to a compound of general formula wherein Ar, R1, R2, R3, R4, n, o, p, s, X and are as defined herein or to a pharmaceutically active salt thereof, including all stereoisomeric forms, individual diastereoisomers and enantiomers of the compound of formula (I) as well as racemic and non-racemic mixtures thereof. The compounds are high potential NK-3 receptor antagonists for the treatment of depression, pain, psychosis, Parkinson's disease, schizophrenia, anxiety and attention deficit hyperactivity disorder (ADHD).

Abstract: The invention relates to isoxazolo-pyrazine derivatives and their pharmaceutically acceptable salts having affinity and selectivity for the GABA A ?5 receptor binding site, their manufacture, and pharmaceutical compositions containing them. The invention also relates to methods for enhancing cognition and for treating cognitive disorders like Alzheimer's disease.

Abstract: The present application relates to compounds of formula wherein the definitions are as described herein. The present compounds are high potential NK-3 receptor antagonists that are useful for the treatment of depression, pain, psychosis, Parkinson's disease, schizophrenia, anxiety and attention deficit hyperactivity disorder (ADHD).

Abstract: The present invention relates to a compounds of formula I wherein A, Ar, R, R2, R3, R4, p, and o are as defined in the specification and claims or to a pharmaceutically active salt thereof. The present compounds are high potential NK-3 receptor antagonists for the treatment of depression, pain, psychosis, Parkinson's disease, schizophrenia, bipolar disorders, anxiety and attention deficit hyperactivity disorder (ADHD).

Abstract: The present invention relates to a compounds of formula I wherein A, Ar1, Ar2, R1, R2, R3, R4, R5, R6, m, n, o, p, s, t, and u are as defined herein or to a pharmaceutically active salt, a racemic mixture, an enantiomer, an optical isomer or a tautomeric form thereof. the present compounds are high potential NK-3 receptor antagonists for the treatment of depression, pain, psychosis, Parkinson's disease, schizophrenia, anxiety and attention deficit hyperactivity disorder (ADHD).

Abstract: The present invention relates to a compound of formula I wherein Ar1, Ar2, R1, R2, R3, n, o, and p are as described herein or to a pharmaceutically active salt, to all stereoisomeric forms, including individual diastereoisomers and enantiomers as well as to racemic and non-racemic mixtures thereof. Compounds of the invention are high potential NK-3 receptor antagonists for the treatment of depression, pain, psychosis, Parkinson's disease, schizophrenia, anxiety and attention deficit hyperactivity disorder (ADHD).

Abstract: The present invention relates to a compounds of formula I wherein R1, R2, R3, R4, R5, and n are as defined herein and to a pharmaceutically active salt, a racemic mixture, an enantiomer, an optical isomer or a tautomeric form thereof. The present compounds are high potential NK-3 receptor antagonists for the treatment of depression, pain, psychosis, Parkinson's disease, schizophrenia, anxiety and attention deficit hyperactivity disorder (ADHD).

Abstract: The present invention relates to a compound of formula I wherein Ar, R1, R2, R3, n, and o are as defined herein or to a pharmaceutically active salt, a racemic mixture, an enantiomer, an optical isomer or a tautomeric form thereof. The present compounds are high potential NK-3 receptor antagonists for the treatment of depression, pain, psychosis, Parkinson's disease, schizophrenia, anxiety and attention deficit hyperactivity disorder (ADHD).

Abstract: The present invention is concerned with a method of treating Alzheimer's disease by administering a therapeutically effective amount of a substituted imidazo[1,5-a][1,2,4]triazolo[1,5-d][1,4]benzodiazepine of formula I wherein R1, R2, and R3 are as defined herein, and their pharmaceutically acceptable acid addition salts. The invention also provides novel compounds of formula I-A and pharmaceutical compositions containing them.

Abstract: The present invention is concerned with a method of treating a disease selected from the group consisting of cognitive disorders, anxiety, Alzheimer's disease, and schizophrenia comprising administering a therapeutically effective amount of a substituted imidazo[1,5-a][1,2,4]triazolo[1,5-d][1,4]benzodiazepine derivatives of the following formula wherein R1 is halogen, lower alkyl, lower alkynyl, cycloalkyl, lower alkoxy, OCF3, —NHR, —NHC(O)R or —NHSO2R; R2 is hydrogen, methyl or aryl which is unsubstituted or substituted by one or two substituents selected from the group consisting of halogen and lower alkoxy; R3 is hydrogen, lower alkyl, lower alkenyl, cycloalkyl, lower alkoxy, —O(CH2)n+1—O-lower alkyl, —(CH2)n-aryl which is optionally substituted by lower alkyl or halogen, heteroaryl, —NHR, —N(R)2, wherein each R can be the same or different, —NHCH2C?CH, or pyrrolidin-1-one; R is hydrogen, lower alkyl, lower alkyl substituted by halogen, heteroaryl, —(CH2)nO-lower alkyl, —NH-lower alkyl, cycloalkyl or

Abstract: The invention relates to isoxazolo-pyrazine derivatives and their pharmaceutically acceptable salts having affinity and selectivity for the GABA A ?5 receptor binding site, their manufacture, and pharmaceutical compositions containing them. The compounds of present invention are inverse agonists of GABA A ?5. The invention also relates to methods for enhancing cognition and for treating cognitive disorders like Alzheimer's disease.

Abstract: The present invention is concerned with novel sulfonamides of formula I wherein R1, R2, Ar, Hetaryl, m and n are as described in the description and claims. The compounds are orexin receptor antagonists, useful in the treatment of disorders, in which orexin pathways are involved.

Abstract: The present invention relates to compounds of formula I wherein R1, R2, R3, Ar and n are as defined herein and pharmaceutically active salts, racemic mixtures, enantiomers, optical isomers or tautomeric forms thereof. The compounds can be used for the treatment of depression, anxiety or schizophrenia.

Abstract: The present invention is concerned with novel sulfonamides of formula wherein R1, R2, R3, R4, R5, Ar, Ar1, Ar2, n, o and p are as described in the description and claims. The compounds are orexin receptor antagonists that may be useful in the treatment of disorders, in which orexin pathways are involved.

Abstract: The present invention relates to compounds of formula I wherein R1, R2, R3, R?, Ar, m, n, and o are as defined herein. The invention also relates to pharmaceutical compositions containing compounds of formula I and methods for the manufacture of such compounds and compositions. Compounds of the invention are high potential NK-3 receptor antagonists for the treatment of depression, pain, psychosis, Parkinson's disease, schizophrenia, anxiety and attention deficit hyperactivity disorder (ADHD).

Abstract: The invention relates to isoxazolo-pyrazine derivatives and their pharmaceutically acceptable salts having affinity and selectivity for the GABA A ?5 receptor binding site, their manufacture, and pharmaceutical compositions containing them. The compounds of present invention are inverse agonists of GABA A ?5. The invention also relates to methods for enhancing cognition and for treating cognitive disorders like Alzheimer's disease.

Abstract: The present invention relates to a compound of formula I wherein R1, R2, R3, R4, R9, R10, m and n are as defined herein, or to a pharmaceutically acceptable acid addition salt thereof. The present compounds are high potential NK-3 receptor antagonists for the treatment of depression, bipolar disorders, pain, psychosis, Parkinson's disease, schizophrenia, anxiety and attention deficit hyperactivity disorder (ADHD).

Abstract: The present invention is concerned with aryl-isoxazol-4-yl-imidazo[1,2-a]pyridine derivatives of formula I: wherein R1 to R5 are as defined in the specification and pharmaceutically acceptable acid addition salts thereof. This class of compounds has high affinity and selectivity for GABA A ?5 receptor binding sites and might be useful as cognitive enhancer or for the treatment of cognitive disorders like Alzheimer's disease.