Crystalline forms of...

C - Chemistry – Metallurgy – 07 – D

Patent

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C07D 207/06 (2006.01) A61K 31/40 (2006.01) A61P 25/08 (2006.01) A61P 25/28 (2006.01)

Patent

CA 2687721

The present invention is directed to novel salts of (R)-1-{2-[4'-(3-methoxy-propane-1-sulfonyl)-biphenyl-4-yl]-ethyl}-2-methyl-pyrrolidine, and crystalline forms, and compositions thereof that modulate the activity of the histamine H3-receptor and are useful in the treatment of histamine H3-receptor associated disorders, such as, cognitive disorders, epilepsy, brain trauma, depression, obesity, disorders of sleep and wakefulness such as narcolepsy, shift-work syndrome, drowsiness as a side effect from a medication, maintenance of vigilance to aid in completion of tasks and the like, cataplexy, hypersomnia, somnolence syndrome, jet lag, sleep apnea and the like, attention deficit hyperactivity disorder (ADHD), schizophrenia, allergies, allergic responses in the upper airway, allergic rhinitis, nasal congestion, pain, dementia, Alzheimer's disease and the like.

L'invention concerne de nouveaux sels de (R)-1-{2-[4'-(3-méthoxy-propane-1-sulfonyl)-biphényl-4-yl]-éthyl}-2-méthyl-pyrrolidine ainsi que des formes cristallines et des compositions de ce composé, qui modulent l'activité du récepteur histaminique H3 et sont utiles dans le traitement de troubles associés au récepteur histaminique H3, tels que les troubles cognitifs, l'épilepsie, le traumatisme cérébral, la dépression, l'obésité, les troubles du sommeil et les états de manque de sommeil tels que la narcolepsie, le syndrome du travail par roulement, la somnolence comme effet secondaire de la prise de médicaments, le maintien de la vigilance pour faciliter l'accomplissement de tâches et analogue, la cataplexie, l'hypersomnie, le syndrome de somnolence, les symptômes du décalage horaire, l'apnée du sommeil et analogue, un trouble de déficit de l'attention avec hyperactivité, la schizophrénie, les allergies, les réactions allergiques des voies aériennes supérieures, la rhinite allergique, la congestion nasale, la douleur, la démence, la maladie d'Alzheimer et analogue.

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