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Singer RA. BippyPhos: A Highly Versatile Ligand for Pd‐Catalyzed C−N, C−O and C−C Couplings. Isr J Chem 2020. [DOI: 10.1002/ijch.201900170] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
Affiliation(s)
- Robert A. Singer
- Chemical Research and DevelopmentPfizer Worldwide Research and Development, Groton Labs Eastern Point Road Groton CT 06340 United States
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2
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Rouch A, Vanucci-Bacqué C, Bedos-Belval F, Baltas M. Small molecules inhibitors of plasminogen activator inhibitor-1 - an overview. Eur J Med Chem 2015; 92:619-36. [PMID: 25615797 DOI: 10.1016/j.ejmech.2015.01.010] [Citation(s) in RCA: 37] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/02/2014] [Revised: 01/05/2015] [Accepted: 01/07/2015] [Indexed: 12/14/2022]
Abstract
PAI-1, a glycoprotein from the serpin family and the main inhibitor of tPA and uPA, plays an essential role in the regulation of intra and extravascular fibrinolysis by inhibiting the formation of plasmin from plasminogen. PAI-1 is also involved in pathological processes such as thromboembolic diseases, atherosclerosis, fibrosis and cancer. The inhibition of PAI-1 activity by small organic molecules has been observed in vitro and with some in vivo models. Based on these findings, PAI-1 appears as a potential therapeutic target for several pathological conditions. Over the past decades, many efforts have therefore been devoted to developing PAI-1 inhibitors. This article provides an overview of the publishing activity on small organic molecules used as PAI-1 inhibitors. The chemical synthesis of the most potent inhibitors as well as their biological and biochemical evaluations is also presented.
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Affiliation(s)
- Anne Rouch
- Université Paul Sabatier Toulouse III, UMR 5068, Laboratoire de Synthèse et Physico-Chimie de Molécules d'Intérêt Biologique, 118, Route de Narbonne, F-31062 Toulouse Cedex 9, France; CNRS, UMR 5068, Laboratoire de Synthèse et Physico-Chimie de Molécules d'Intérêt Biologique, 118, Route de Narbonne, F-31062 Toulouse Cedex 9, France
| | - Corinne Vanucci-Bacqué
- Université Paul Sabatier Toulouse III, UMR 5068, Laboratoire de Synthèse et Physico-Chimie de Molécules d'Intérêt Biologique, 118, Route de Narbonne, F-31062 Toulouse Cedex 9, France; CNRS, UMR 5068, Laboratoire de Synthèse et Physico-Chimie de Molécules d'Intérêt Biologique, 118, Route de Narbonne, F-31062 Toulouse Cedex 9, France
| | - Florence Bedos-Belval
- Université Paul Sabatier Toulouse III, UMR 5068, Laboratoire de Synthèse et Physico-Chimie de Molécules d'Intérêt Biologique, 118, Route de Narbonne, F-31062 Toulouse Cedex 9, France; CNRS, UMR 5068, Laboratoire de Synthèse et Physico-Chimie de Molécules d'Intérêt Biologique, 118, Route de Narbonne, F-31062 Toulouse Cedex 9, France.
| | - Michel Baltas
- Université Paul Sabatier Toulouse III, UMR 5068, Laboratoire de Synthèse et Physico-Chimie de Molécules d'Intérêt Biologique, 118, Route de Narbonne, F-31062 Toulouse Cedex 9, France; CNRS, UMR 5068, Laboratoire de Synthèse et Physico-Chimie de Molécules d'Intérêt Biologique, 118, Route de Narbonne, F-31062 Toulouse Cedex 9, France.
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Al-Sha’er MA, Khanfar MA, Taha MO. Discovery of novel urokinase plasminogen activator (uPA) inhibitors using ligand-based modeling and virtual screening followed by in vitro analysis. J Mol Model 2014; 20:2080. [PMID: 24469103 DOI: 10.1007/s00894-014-2080-4] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/18/2013] [Accepted: 10/28/2013] [Indexed: 02/07/2023]
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Mernyák E, Huber J, Szabó J, Schneider G, Hetényi A, Márk L, Maász G, Berényi Á, Kovács I, Minorics R, Zupkó I, Wölfling J. Cycloaddition of steroidal cyclic nitrones to C=N dipolarophiles: stereoselective synthesis and antiproliferative effects of oxadiazolidinones in the estrone series. Steroids 2013; 78:1021-8. [PMID: 23831783 DOI: 10.1016/j.steroids.2013.06.009] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/19/2013] [Revised: 06/10/2013] [Accepted: 06/25/2013] [Indexed: 12/31/2022]
Abstract
Cyclic nitrones of estrone 3-methyl or 3-benzyl ether were reacted with phenyl isocyanate or nonsubstituted phenyl isocyanates as reactive CN dipolarophiles, yielding condensed homosteroidal oxadiazolidinones. These dipolar cycloadditions were carried out under conventional heating or microwave irradiation. The chemo- and stereoselectivities of the reactions and the effects of the aromatic substituents on the reaction rates and yields were investigated and compared. The structures of the new products were determined by NMR (one- and two-dimensional) and MALDI-MS techniques, with C70 fullerenes as matrix in the latter case. The antiproliferative properties of the synthetized compounds were determined on a panel of human adherent cell lines (HeLa, MCF7, A2780 and A431) by means of MTT assays. Some of them exhibited activities comparable to that of the reference agent cisplatin. Flow cytometry indicated that one of the most potent agents (11a) resulted in a cell cycle blockade.
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Affiliation(s)
- Erzsébet Mernyák
- Department of Organic Chemistry, University of Szeged, Dóm tér 8, H-6720 Szeged, Hungary.
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Miyazaki H, Sai H, Ohmizu H, Murakami J, Ohtani A, Ogiku T. Synthesis and evaluation of 1,4-diphenylbutadiene derivatives as inhibitors of plasminogen activator inhibitor-1 (PAI-1) production. Bioorg Med Chem 2010; 18:1968-79. [DOI: 10.1016/j.bmc.2010.01.032] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/16/2009] [Revised: 01/12/2010] [Accepted: 01/13/2010] [Indexed: 10/20/2022]
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Cale JM, Li SH, Warnock M, Su EJ, North PR, Sanders KL, Puscau MM, Emal CD, Lawrence DA. Characterization of a novel class of polyphenolic inhibitors of plasminogen activator inhibitor-1. J Biol Chem 2010; 285:7892-902. [PMID: 20061381 DOI: 10.1074/jbc.m109.067967] [Citation(s) in RCA: 31] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022] Open
Abstract
Plasminogen activator inhibitor type 1, (PAI-1) the primary inhibitor of the tissue-type (tPA) and urokinase-type (uPA) plasminogen activators, has been implicated in a wide range of pathological processes, making it an attractive target for pharmacologic inhibition. Currently available small-molecule inhibitors of PAI-1 bind with relatively low affinity and do not inactivate PAI-1 in the presence of its cofactor, vitronectin. To search for novel PAI-1 inhibitors with improved potencies and new mechanisms of action, we screened a library selected to provide a range of biological activities and structural diversity. Five potential PAI-1 inhibitors were identified, and all were polyphenolic compounds including two related, naturally occurring plant polyphenols that were structurally similar to compounds previously shown to provide cardiovascular benefit in vivo. Unique second generation compounds were synthesized and characterized, and several showed IC(50) values for PAI-1 between 10 and 200 nm. This represents an enhanced potency of 10-1000-fold over previously reported PAI-1 inactivators. Inhibition of PAI-1 by these compounds was reversible, and their primary mechanism of action was to block the initial association of PAI-1 with a protease. Consistent with this mechanism and in contrast to previously described PAI-1 inactivators, these compounds inactivate PAI-1 in the presence of vitronectin. Two of the compounds showed efficacy in ex vivo plasma and one blocked PAI-1 activity in vivo in mice. These data describe a novel family of high affinity PAI-1-inactivating compounds with improved characteristics and in vivo efficacy, and suggest that the known cardiovascular benefits of dietary polyphenols may derive in part from their inactivation of PAI-1.
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Affiliation(s)
- Jacqueline M Cale
- Department of Internal Medicine, Division of Cardiovascular Medicine, University of Michigan Medical School, Ann Arbor, Michigan 48109-0644, USA
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Miyazaki H, Miyake T, Terakawa Y, Ohmizu H, Ogiku T, Ohtani A. Evaluation of pyrrolin-2-one derivatives synthesized by a new practical method as inhibitors of plasminogen activator inhibitor-1 (PAI-1). Bioorg Med Chem Lett 2010; 20:546-8. [DOI: 10.1016/j.bmcl.2009.11.102] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/01/2009] [Revised: 11/14/2009] [Accepted: 11/19/2009] [Indexed: 10/20/2022]
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Miyazaki H, Ohmizu H, Ogiku T. Practical Synthetic Method of (2Z,3E)-1,4-Diphenylbutadiene T-2639, an Inhibitor of Plasminogen Activator Inhibitor-1 (PAI-1) Production. Org Process Res Dev 2009. [DOI: 10.1021/op9000719] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Hiroshi Miyazaki
- Medicinal Chemistry Laboratory, Mitsubishi Tanabe Pharma Co., Ltd., 3-16-89, Kashima, Yodogawa, Osaka 532-8505, Japan
| | - Hiroshi Ohmizu
- Medicinal Chemistry Laboratory, Mitsubishi Tanabe Pharma Co., Ltd., 3-16-89, Kashima, Yodogawa, Osaka 532-8505, Japan
| | - Tsuyoshi Ogiku
- Medicinal Chemistry Laboratory, Mitsubishi Tanabe Pharma Co., Ltd., 3-16-89, Kashima, Yodogawa, Osaka 532-8505, Japan
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Porzelle A, Woodrow MD, Tomkinson NCO. Palladium-catalyzed coupling of hydroxylamines with aryl bromides, chlorides, and iodides. Org Lett 2009; 11:233-6. [PMID: 19035839 DOI: 10.1021/ol8025022] [Citation(s) in RCA: 38] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
The bis-pyrazole phosphine ligand BippyPhos is effective for the palladium-catalyzed cross-coupling of hydroxylamines with aryl bromides, chlorides, and iodides. Reactions proceed smoothly at 80 degrees C in toluene in the presence of Cs(2)CO(3) to give synthetically versatile N-arylhydroxylamine products in good to excellent yield.
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Affiliation(s)
- Achim Porzelle
- School of Chemistry, Main Building, Cardiff University, Park Place, Cardiff CF10 3AT, UK
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Miyazaki H, Ogiku T, Sai H, Moritani Y, Ohtani A, Ohmizu H. Synthesis and Evaluation of Pyrrolin-2-one Compounds, a Series of Plasminogen Activator Inhibitor-1 Inhibitors. Chem Pharm Bull (Tokyo) 2009; 57:979-85. [DOI: 10.1248/cpb.57.979] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Affiliation(s)
- Hiroshi Miyazaki
- Medicinal Chemistry Laboratory, Mitsubishi Tanabe Pharma Co., Ltd
| | - Tsuyoshi Ogiku
- Medicinal Chemistry Laboratory, Mitsubishi Tanabe Pharma Co., Ltd
| | - Hiroshi Sai
- Medicinal Chemistry Laboratory, Mitsubishi Tanabe Pharma Co., Ltd
| | | | - Akio Ohtani
- Pharmacology Laboratory, Mitsubishi Tanabe Pharma Co., Ltd
| | - Hiroshi Ohmizu
- Medicinal Chemistry Laboratory, Mitsubishi Tanabe Pharma Co., Ltd
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Miyazaki H, Ogiku T, Sai H, Ohmizu H, Murakami J, Ohtani A. Design, synthesis, and evaluation of orally active inhibitors of plasminogen activator inhibitor-1 (PAI-1) production. Bioorg Med Chem Lett 2008; 18:6419-22. [PMID: 18993062 DOI: 10.1016/j.bmcl.2008.10.067] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/16/2008] [Revised: 10/14/2008] [Accepted: 10/16/2008] [Indexed: 12/01/2022]
Abstract
A novel series of butadiene-imide 1 (T-686) derivatives having an inhibitory activity against PAI-1 production was synthesized and evaluated their biological activities and DMPK profiles, in which 15k (T-2639) was selected as the best compound based on its strong antithrombotic activity and good bioavailability.
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Affiliation(s)
- Hiroshi Miyazaki
- Medicinal Chemistry Laboratory, Mitsubishi Tanabe Pharma Co., Ltd, 3-16-89, Kashima, Yodogawa, Osaka 532-8505, Japan
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Hu B, Jetter JW, Wrobel JE, Antrilli TM, Bauer JS, Di L, Polakowski S, Jain U, Crandall DL. Synthesis and SAR of 2-carboxylic acid indoles as inhibitors of plasminogen activator inhibitor-1. Bioorg Med Chem Lett 2005; 15:3514-8. [PMID: 15982877 DOI: 10.1016/j.bmcl.2005.05.095] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/21/2005] [Revised: 05/19/2005] [Accepted: 05/25/2005] [Indexed: 11/27/2022]
Abstract
We synthesized and evaluated a novel series of 2-carboxylic acid indole-based inhibitors of plasminogen activator inhibitor-1 (PAI-1). Systematic modification of the N-1 position and the 5-position of the indole scaffold resulted in the identification of several compounds that showed good potency against PAI-1 in the spectrophotometric assay. This potency did not always translate to the antibody assay. Solubility and serum protein binding studies on selected analogs revealed that protein binding might be a factor in the poor correlation between the two assays.
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Affiliation(s)
- Baihua Hu
- Chemical and Screening Sciences, Wyeth Research, Collegeville, PA 19426, USA.
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