Abstract
The matrix metalloproteinases (MMPs) are a family of zinc-containing endopeptidases that play a key role in both physiological and pathological tissue degradation. In our preceding paper, we have reported on a series of novel and orally active N-hydroxy-alpha-phenylsulfonylacetamide derivatives. However, these compounds had two drawbacks (moderate selectivity and chirality issues). To circumvent these two problems, a series of novel and orally active N-substituted 4-benzenesulfonylpiperidine-4-carboxylic acid hydroxyamide derivatives have been synthesized. The present paper deals with the synthesis and SAR of these compounds. Among the several compounds synthesized, derivative 55 turned out to be a potent, selective, and an orally active MMP inhibitor in the clinically relevant advanced rabbit osteoarthritis model. Detailed pharmacokinetics and metabolism data are described.
MeSH terms
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ADAM Proteins
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ADAM17 Protein
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Administration, Oral
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Animals
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Binding Sites
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Biological Assay
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Cartilage / drug effects
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Cartilage / enzymology
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Cattle
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Crystallography, X-Ray
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Dialysis
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Dogs
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Haplorhini
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Humans
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Hydroxamic Acids / chemical synthesis*
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Hydroxamic Acids / pharmacokinetics
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Hydroxamic Acids / pharmacology
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Male
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Matrix Metalloproteinase 13
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Matrix Metalloproteinase Inhibitors*
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Matrix Metalloproteinases / chemistry
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Metalloendopeptidases / antagonists & inhibitors
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Mice
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Models, Molecular
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Osteoarthritis / drug therapy*
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Piperidines / chemical synthesis*
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Piperidines / pharmacokinetics
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Piperidines / pharmacology
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Protease Inhibitors / chemical synthesis*
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Protease Inhibitors / pharmacokinetics
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Protease Inhibitors / pharmacology
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Rabbits
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Rats
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Structure-Activity Relationship
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Sulfones / chemical synthesis*
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Sulfones / pharmacokinetics
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Sulfones / pharmacology
Substances
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1-benzyl-4-(4-(4-chlorophenoxy)benzenesulfonyl)piperidine-4-carboxylic acid
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Hydroxamic Acids
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Matrix Metalloproteinase Inhibitors
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Piperidines
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Protease Inhibitors
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Sulfones
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ADAM Proteins
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MMP13 protein, human
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Matrix Metalloproteinase 13
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Matrix Metalloproteinases
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Metalloendopeptidases
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Mmp13 protein, mouse
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Mmp13 protein, rat
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ADAM17 Protein