Patent number: 9018231
Abstract: The present invention relates to novel sulfone compounds as 5-HT6 receptor ligands of the formula (I), and their derivatives, prodrugs, tautomers, stereoisomers, polymorphs, solvates, hydrates, metabolites, N-oxides, pharmaceutically acceptable salts and compositions containing them. The present invention also relates to a process for the preparation of above said novel compounds, and their derivatives, prodrugs, tautomers, stereoisomers, polymorphs, solvates, hydrates, metabolites, N-oxides, pharmaceutically acceptable salts and compositions containing them. These compounds are useful in the treatment/prevention of various disorders that are related to 5-HT6 receptor functions.
Type:
Grant
Filed:
March 24, 2010
Date of Patent:
April 28, 2015
Assignee:
Suven Life Sciences Limited
Inventors:
Ramakrishna Nirogi, Anil Karbhari Shinde, Rama Sastri Kambhampati, Rajesh Kumar Badange, Veena Reballi, Anil Kashinath Chindhe, Rambabu Namala, Mohamad Sadik Abdulhamid Mulla, Ishtiyaque Ahmad, Renny Abraham, Venkateswarlu Jasti
Patent number: 8999994
Abstract: The present invention relates to a compound of formula (I): wherein: R1 and R2 are selected from among H and C1-C10 alkyl; R3 is selected from among H, —OR4, N, —CN, —C(O)R4, —C(O)OR4, —C(O)NR4R5, —C?NR4, —OC(O)R4, —NR4R5, —NR4C(O)R5, —NO2, —N?CR4R5, halogen and C1-C10 alkyl, wherein R4 and R5 are selected from among H, alkyl, alkenyl, cycloalkyl and aryl; X, Y, Z1, Z2 and Z3 are selected independently from among CH and N; A is selected from among (CH2)n, NH, O and CO, wherein n is an integer between 1 and 6, to the procedure for the obtainment of said compounds, to a pharmaceutical composition comprising said compound, and to the use thereof in the treatment of a neurodegenerative disease, more particularly treatment of Alzheimer's or Parkinson's disease.
Type:
Grant
Filed:
March 18, 2011
Date of Patent:
April 7, 2015
Assignees:
Consejo Superior de Investigaciones Cientificas, Universitat Autonoma de Barcelona, Universidad de Barcelona
Inventors:
Abdelouahid Samadi, José Luis Marco Contelles, Irene Bolea Tomás, Francisco Javier Luque Garriga, Mercedes Unzeta López