5-Piperazinyl-3-sulfonylindazoles as potent and selective 5-hydroxytryptamine-6 antagonists
Kevin G Liu1, Albert J Robichaud, Ronald C Bernotas
1Wyeth Research, CN 8000, Princeton, New Jersey 08543, United States. liuk@lundbeck.com
Journal of Medicinal Chemistry
|October 12, 2010
Summary
Researchers developed novel 5-piperazinyl-3-sulfonylindazoles as potent and selective 5-HT(6) antagonists for potential cognitive enhancement treatments in CNS diseases.
Area of Science:
- Medicinal Chemistry
- Neuroscience
- Pharmacology
Background:
- Central Nervous System (CNS) diseases often involve cognitive deficits.
- The serotonin 6 (5-HT(6)) receptor is a target for cognitive enhancement therapies.
- Developing potent and selective ligands for the 5-HT(6) receptor is crucial.
Purpose of the Study:
- To identify novel 5-HT(6) receptor antagonists.
- To explore the potential of 5-piperazinyl-3-sulfonylindazoles as cognitive enhancers.
- To characterize the synthesis, structure-activity relationships (SAR), and pharmacological profiles of these novel compounds.
Main Methods:
- Synthesis of a novel series of 5-piperazinyl-3-sulfonylindazoles.
- Structure-activity relationship (SAR) studies.
- Pharmacokinetic and pharmacological evaluations of lead compounds.
Main Results:
- Identification of a novel series of potent and selective 5-HT(6) antagonists.
- Demonstration of promising pharmacokinetic and pharmacological activities for selected compounds.
- Characterization of 3-(naphthalen-1-ylsulfonyl)-5-(piperazin-1-yl)-1H-indazole (WAY-255315 or SAM-315) as a lead candidate.
Conclusions:
- The 5-piperazinyl-3-sulfonylindazole scaffold represents a promising class of 5-HT(6) antagonists.
- These compounds hold potential for the development of novel therapeutic agents for CNS diseases.
- Further investigation into WAY-255315 and related compounds is warranted for cognitive enhancement applications.
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