Patents by Inventor Adam W. Sledeski

Adam W. Sledeski has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8633321
    Abstract: The present invention is an improved method for the preparation of (4-fluoro-3-pyridin-4-yl-benzyl)-carbamic acid tert-butyl ester, compound of formula I. The invention is directed to a method of synthesis for the compound of formula I in three steps, comprising formation of 5-((tert-butoxycarbonyl)aminomethyl)-2-fluorobenzeneboronic acid (compound 11), reaction of compound 11 under Suzuki coupling conditions to yield (4-fluoro-2-pyridin-4-yl-benzyl)-carbamic acid tert-butyl ester and selective hydrogenation of the aforementioned product under hydrogenation conditions yields compound I. The invention is also directed to the intermediates 5-((tert-butoxycarbonyl)amino-methyl)-2-fluorobenzeneboronic acid (compound 11), and (4-fluoro-3-pyridin-4-yl-benzyl)-carbamic acid tert-butyl ester (compound 13).
    Type: Grant
    Filed: March 22, 2012
    Date of Patent: January 21, 2014
    Assignee: Sanofi-Aventis U.S. LLC
    Inventors: Nakyen Choy, John J. Shay, Jr., Adam W. Sledeski
  • Patent number: 8497379
    Abstract: The present invention is directed to a method for the preparation of 2,2,2-trifluoro-n-(4-fluoro-3-pyridin-4-yl-benzyl)-acetamide hydrochloride of the formula: and reaction intermediates used in the method.
    Type: Grant
    Filed: June 27, 2012
    Date of Patent: July 30, 2013
    Assignee: Sanofi
    Inventors: Yong Mi Choi-Sledeski, Nakyen Choy, Gregory B. Poli, John J. Shay, Jr., Patrick Wai-Kwok Shum, Adam W. Sledeski
  • Publication number: 20120283445
    Abstract: The present invention is directed to an indole benzylamine compound of formula I: useful as an inhibitor of tryptase. In addition, the present invention is directed to the use of the compound for treating a patient suffering from, or subject to, a physiological condition in need of amelioration by inhibition of tryptase, comprising administering to the patient of a therapeutically effective amount of the compound, and to a pharmaceutical composition comprising a pharmaceutically effective amount of the compound of formula I, and a pharmaceutically acceptable carrier.
    Type: Application
    Filed: June 27, 2012
    Publication date: November 8, 2012
    Applicant: SANOFI
    Inventors: Yong Mi CHOI-SLEDESKI, Nakyen CHOY, Gregory Bernard POLI, John J. SHAY, JR., Patrick Wai-Kwok SHUM, Adam W. SLEDESKI
  • Publication number: 20120184745
    Abstract: The present invention is an improved method for the preparation of 4-fluoro-3-piperidin-4-yl-benzyl)-carbamic acid tert-butyl ester, compound of formula I. The invention is directed to a method of synthesis for the compound of formula I in three steps, comprising formation of 5-((tert-butoxycarbonyl)aminomethyl)-2-fluorobenzeneboronic acid (compound 11), reaction of compound 11 under Suzuki coupling conditions to yield (4-fluoro-2-pyridin-4-yl-benzyl)-carbamic acid tert-butyl ester and selective hydrogenation of the aforementioned product under hydrogenation conditions yields compound I. The invention is also directed to the intermediates 5-((tert-butoxycarbonyl)amino-methyl)-2-fluorobenzeneboronic acid (compound 11), and (4-fluoro-2-pyridin-4-yl-benzyl)-carbamic acid tert-butyl ester (compound 13).
    Type: Application
    Filed: March 22, 2012
    Publication date: July 19, 2012
    Applicant: SANOFI-AVENTIS U.S. LLC
    Inventors: Nakyen CHOY, John J. SHAY, JR., Adam W. SLEDESKI
  • Patent number: 8217178
    Abstract: The present invention is directed to an indole benzylamine compound of formula I: useful as an inhibitor of tryptase. In addition, the present invention is directed to the use of the compound for treating a patient suffering from, or subject to, a physiological condition in need of amelioration by inhibition of tryptase, comprising administering to the patient of a therapeutically effective amount of the compound, and to a pharmaceutical composition comprising a pharmaceutically effective amount of the compound of formula I, and a pharmaceutically acceptable carrier.
    Type: Grant
    Filed: February 16, 2011
    Date of Patent: July 10, 2012
    Assignee: Sanofi
    Inventors: Yong Mi Choi-Sledeski, Nakyen Choy, Gregory Bernard Poli, John J. Shay, Jr., Patrick Wai-Kwok Shum, Adam W. Sledeski
  • Publication number: 20110201647
    Abstract: The present invention is directed to an indole benzylamine compound of formula I: useful as an inhibitor of tryptase. In addition, the present invention is directed to the use of the compound for treating a patient suffering from, or subject to, a physiological condition in need of amelioration by inhibition of tryptase, comprising administering to the patient of a therapeutically effective amount of the compound, and to a pharmaceutical composition comprising a pharmaceutically effective amount of the compound of formula I, and a pharmaceutically acceptable carrier.
    Type: Application
    Filed: February 16, 2011
    Publication date: August 18, 2011
    Inventors: Yong Mi CHOI-SLEDESKI, Nakyen CHOY, Gregory Bernard POLI, John J. SHAY, JR., Patrick Wai-Kwok SHUM, Adam W. SLEDESKI
  • Publication number: 20110015400
    Abstract: This invention is directed to processes for the preparation of a compound of the formula I or salt thereof, that is useful as a tryptase inhibitor, to intermediates useful in the preparation of such a compound, to processes for the preparation of such intermediates, and to the use of such intermediates for the preparation of such a compound.
    Type: Application
    Filed: September 30, 2010
    Publication date: January 20, 2011
    Applicants: Sanofi-Aventis Deutschland GmbH, sanofi-aventis US LLC
    Inventors: Claus-Dieter GRAF, Christoph Tappertzhofen, Adam W. Sledeski
  • Patent number: 7482459
    Abstract: The present invention extends to the compound of formula I: or a prodrug, pharmaceutically acceptable salt, or solvate of said compound. Furthermore, the present invention is directed to a pharmaceutical composition comprising a pharmaceutically effective amount of the compound of formula I, and a pharmaceutically acceptable carrier. Furthermore, the present invention is directed to the use of a compound of formula I as an inhibitor of tryptase, comprising introducing the compound into a composition comprising tryptase. In addition, the present invention is directed to the use of a compound of formula I for treating a patient suffering from, or subject to, a physiological condition in need of amelioration of an inhibitor of tryptase comprising administering to the patient a therapeutically effective amount of the compound of claim 1 The present invention is directed also to the preparation of a compound of formula I.
    Type: Grant
    Filed: September 14, 2006
    Date of Patent: January 27, 2009
    Assignee: Aventis Pharmaceuticals Inc.
    Inventors: Zhongli Gao, Larry Davis, Julian Levell, Mark Czekaj, Adam W. Sledeski
  • Publication number: 20040192734
    Abstract: The present invention extends to the compound of formula (I): 1
    Type: Application
    Filed: December 22, 2003
    Publication date: September 30, 2004
    Applicant: AVENTIS PHARMACEUTICALS INC.
    Inventors: Heinz W. Pauls, Suzanne Aldous, Gregory H. Merriman, Robert A. Farr, Adam W. Sledeski
  • Patent number: 6753409
    Abstract: The invention is directed to a non-hygroscopic stable crystalline form of the antithrombotic compound N-[N-[N-(4-piperdin-4-yl)butanoyl)-N-ethylglycyl]-(L)-aspartyl]-(L)-&bgr;-cyclohexyl-alanine amide, to processes for preparing said stable crystalline form, to a pharmaceutical composition thereof, and intermediates thereof, and the invention is directed also to processes for preparing a compound of the formula wherein: A, B, Z, E1, E2, G, R, m, n, and p are as defined herein.
    Type: Grant
    Filed: August 15, 2000
    Date of Patent: June 22, 2004
    Assignee: Aventis Pharmaceuticals Inc.
    Inventors: Zofia J. Chrzan, James J. Mencel, David Toledo-Velasquez, Vincent Windisch, Rick G. Woodward, Diane C. Salazar, Narasimha M. Vemuri, Anthony J. Gardetto, Matthew R. Powers, Gregory G. Kubiak, Robert C. Liu, Benoit J. Vanasse, James P. Sherbine, Walter Rodriguez, Adam W. Sledeski
  • Patent number: 6569993
    Abstract: This invention is directed to a process for the solid phase, fragment-based synthesis of resin-bound cyclic peptide analogs of parathyroid hormones and analogs of parathyroid hormone-related proteins, which analogs contain at least one bridge between the side chains of two non-adjacent amino acid residues, and to peptide fragments useful therefor.
    Type: Grant
    Filed: November 18, 1999
    Date of Patent: May 27, 2003
    Assignee: Aventis Pharma S.A.
    Inventors: Adam W. Sledeski, James J. Mencel
  • Publication number: 20030069423
    Abstract: Novel processes for the preparation of adenosine compounds and intermediates thereto. The adenosine compounds prepared by the present processes may be useful as cardiovascular agents, more particularly as antihypertensive and anti-ischemic agents, as cardioprotective agents which ameliorate ischemic injury or myocardial infarct size consequent to myocardial ischemia, and as an antilipolytic agents which reduce plasma lipid levels, serum triglyceride levels, and plasma cholesterol levels. The present processes may offer improved yields, purity, ease of preparation and/or isolation of intermediates and final product, and more industrially useful reaction conditions and workability.
    Type: Application
    Filed: May 10, 2002
    Publication date: April 10, 2003
    Inventors: Timothy A. Ayers, Geoffrey A. D'Netto, Gregory G. Kubiak, James J. Mencel, Michael K. O'Brien, Matthew R. Powers, John J. Shay, Adam W. Sledeski, David S. Teager, Benoit Vanasse
  • Patent number: 6429315
    Abstract: This invention is directed to a process for preparing N6-substituted adenosine derivatives, to intermediates useful therefor and to methods of preparing these intermediates.
    Type: Grant
    Filed: January 21, 2000
    Date of Patent: August 6, 2002
    Assignee: Aventis Pharmaceuticals Inc.
    Inventors: Adam W. Sledeski, Luc Grondard, Matthew R. Powers, Tory H. Powner, Michael K. O'Brien, Ching T. Tsuei, Patrick Leon, Gregory G. Kubiak, Laurence Pailleres-Hubert, Benoit Viguier
  • Patent number: 6184382
    Abstract: The invention is directed to improved methods for preparing N6-substituted adenosine derivatives, to intermediates useful therefor and to methods of preparing these intermediates.
    Type: Grant
    Filed: January 12, 2000
    Date of Patent: February 6, 2001
    Assignee: Aventis Pharmaceuticals Products Inc.
    Inventors: Diane C. Salazar, Walter Rodriguez, James P. Sherbine, Rick G. Woodward, Adam W. Sledeski, Matthew R. Powers, Michael K. O'Brien
  • Patent number: 6180759
    Abstract: This invention is directed to a process for preparing a pseudotetrapeptide of formula I or a salt or prodrug thereof wherein is optionally nitrogen protected azaheterocyclyl; is a single or double bond; q is 1-5; B is alkyl, cycloalkyl, cycloalkylalkyl, alkylcycloalkyl, alkylcycloalkylalkyl, aryl, aralkyl, alkylaryl, or alkylaralkyl; Q2 is H or a carboxylic acid protecting group; J is —H, alkyl, cycloalkyl, cycloalkylalkyl, alkylcycloalkyl, alkylcycloalkylalkyl, aryl, substituted aryl, aralkyl, substituted aralkyl; L is OR1, or NR1R2, where R1 and R2 are independently —H, alkyl, cycloalkyl, cycloalkylalkyl, alkylcycloalkyl, alkylcycloalkylalkyl, aryl, aralkyl, alkylaryl or alkylaralkyl; and p is 1 or 2 which comprises the coupling of two dipeptides or psuedopeptides.
    Type: Grant
    Filed: April 7, 2000
    Date of Patent: January 30, 2001
    Assignee: Aventis Pharmaceuticals Products Inc.
    Inventors: James J. Mencel, Robert Stammler, Christophe Daubie, Michel Lavigne, Benoit J. Vanasse, Robert C. Liu, Patrick Leon, Geoffrey A. D'Netto, Adam W. Sledeski
  • Patent number: 6153588
    Abstract: The invention is directed to a non-hygroscopic stable crystalline form of the antithrombotic compound N-[N-[N-(4-piperdin-4-yl)butanoyl)-N-ethylglycyl]-(L)-aspartyl]-(L)-.beta. -cyclohexyl-alanine amide, to processes for preparing said stable crystalline form, to a pharmaceutical composition thereof, and intermediates thereof, and the invention is directed also to processes for preparing a compound of the formula ##STR1## wherein: A, B, Z, E.sup.1, E.sup.2, G, R, m, n, and p are as defined herein.
    Type: Grant
    Filed: February 18, 1999
    Date of Patent: November 28, 2000
    Assignee: Aventis Pharmaceuticals Products Inc.
    Inventors: Zofia J. Chrzan, James J. Mencel, David Toledo-Velasquez, Vincent Windisch, Rick G. Woodward, Diane C. Salazar, deceased, Narasimha M. Vemuri, Anthony J. Gardetto, Matthew R. Powers, Gregory G. Kubiak, Robert C. Liu, Benoit J. Vanasse, James P. Sherbine, Walter Rodriguez, Adam W. Sledeski