Patents by Inventor Yong-Li Zhong

Yong-Li Zhong 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).

  • Process for making CGRP receptor antagonists
    Patent number: 9850246
    Abstract: The invention encompasses a novel process for making piperidinone carboxamide indane and azainane derivatives, which are CGRP receptor antagonists useful for the treatment of migraine.
    Type: Grant
    Filed: September 15, 2015
    Date of Patent: December 26, 2017
    Assignee: MERCK SHARP & DOHME CORP.
    Inventors: Frank Chen, Carmela Molinaro, W. Peter Wuelfing, Nobuyoshi Yasuda, Jianguo Yin, Yong-Li Zhong, Joseph Lynch, Teresa Andreani
  • Process for making beta 3 agonists and intermediates
    Patent number: 9822121
    Abstract: The present invention is directed to processes for preparing beta 3 agonists of Formula (I) and Formula (II) and their intermediates. The beta 3 agonists are useful in the treatment of certain disorders, including overactive bladder, urinary incontinence, and urinary urgency.
    Type: Grant
    Filed: March 1, 2016
    Date of Patent: November 21, 2017
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: John Y. L. Chung, Kevin Campos, Edward Cleator, Robert F. Dunn, Andrew Gibson, R. Scott Hoerrner, Stephen Keen, Dave Lieberman, Zhuqing Liu, Joseph Lynch, Kevin M. Maloney, Feng Xu, Nobuyoshi Yasuda, Naoki Yoshikawa, Yong-Li Zhong
  • Process for making beta 3 agonists and intermediates
    Patent number: 9809536
    Abstract: The present invention is directed to a process for preparing a compound of formula I-11 through multiple-step reactions.
    Type: Grant
    Filed: October 22, 2012
    Date of Patent: November 7, 2017
    Assignee: MERCK SHARP & DOHME CORP.
    Inventors: John Y. L. Chung, Kevin Campos, Edward Cleator, Robert F. Dunn, Andrew Gibson, R Scott Hoerrner, Stephen Keen, Dave Lieberman, Zhuqing Liu, Joseph Lynch, Kevin M. Maloney, Feng Xu, Nobuyoshi Yasuda, Naoki Yoshikawa, Yong-Li Zhong
  • SUBSTITUTED PHOSPHORAMIDATE COMPOUNDS AND USES THEREOF
    Publication number: 20170275327
    Abstract: The present invention is directed to Compounds of Formula (I) and salts thereof, wherein R1, R2, R3 and R4 are defined above herein. The present invention is also directed to uses of the compounds of Formula (I) to add phosphoramidate groups onto organic alcohols.
    Type: Application
    Filed: August 14, 2015
    Publication date: September 28, 2017
    Inventors: John Edwards, Peter Richard Mullens, Ed Cleator, Bryon L. Simmons, Courtney K. Maguire, Jeremy Peter Scott, Nobuyoshi Yasuda, Yong-Li Zhong, Lisa F. Frey, Peter G. Dormer, Andrew Brunskill, Artis Klapars, Puneet Qian, Yi Zhang, Baoqiang Wan
  • Process for Making Nucleoside Phosphoramidate Compounds
    Publication number: 20170246198
    Abstract: The present invention is directed to a process for making Nucleoside Phosphoramidate Compounds of formula (I): which are useful for the treatment and prophylaxis of HCV infection. The present invention is also directed to compounds that are useful as synthetic intermediates for making the compounds of formula (I).
    Type: Application
    Filed: October 20, 2015
    Publication date: August 31, 2017
    Applicants: IDENIX Pharmaceuticals LLC, Merck Sharp & Dohme Corp.
    Inventors: Bryon L. SIMMONS, Kevin R. CAMPOS, Artis KLAPARS, Alistair J. STEWART, Benjamin A. MAYES, Peter E. MALIGRES, Alan HYDE, Steven Mark SILVERMAN, Yong-Li ZHONG, Adel M. MOUSSA, Kenneth BAKER, Kara van VALKENBURG
  • Process for the preparation of chiral tert-butyl 4-((1R,2S,5R)-6(benzyloxy)-7-oxo-1,6-diazabicyclo[3.2.1]octane-2-carboxamido)piperidine-1-carb derivatives and (2S,5R)-7-oxo-N-piperidin-4-yl-6-(sulfoxy)-1,6-diazabicyclo[3.2.1]octane-2-carboxamide
    Patent number: 9604985
    Abstract: A process for the preparation of N-protected 6-(piperidin-4-ylcarbamoyl)piperidin-3-yl sulfonates of Formula (III): which comprises contacting a lactone of Formula (II): with an azacycloalkylamine of formula (II-Am): followed by contact with a sulfonyl halide of formula (II-Su): R4—SO2W (II-Su) in the presence of tertiary amine base, wherein PG1 and PG2 are amine protective groups; k, p and q are 0, 1, or 2, and W, R2, R3, R4, R5, R6, R7, R8, and R9 are defined herein. Additional embodiments add a series of process steps leading to the synthesis of 7-oxo-1,6-diazabicyclo[3.2.1]octanes suitable for use as ?-lactamase inhibitors.
    Type: Grant
    Filed: June 5, 2014
    Date of Patent: March 28, 2017
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Steven P. Miller, John Limanto, Yong-Li Zhong, Nobuyoshi Yasuda, Zhijian Liu
  • METHODS AND INTERMEDIATES FOR PREPARING MACROLACTAMS
    Publication number: 20160251375
    Abstract: The present invention includes compounds useful as intermediates in the preparation of macrolactams, methods for preparing the intermediates, and methods for preparing macrolactams. One use of the methods and intermediates described herein is in the production of macrolactam compounds able to inhibit HCV NS3 protease activity. HCV NS3 inhibitory compounds have therapeutic and research applications.
    Type: Application
    Filed: October 14, 2014
    Publication date: September 1, 2016
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Feng XU, Richard DESMOND, Guy R. HUMPHREY, Hongming LI, Ji QI, Rebecca T. RUCK, Zhiguo Jake SONG, Tao WANG, Yong-Li ZHONG, Jeonghan PARK, Laura Marie ARTINO, Richard John VARSOLONA
  • Process for Making Beta 3 Agonists and Intermediates
    Publication number: 20160176884
    Abstract: The present invention is directed to processes for preparing beta 3 agonists of Formula (I) and Formula (II) and their intermediates. The beta 3 agonists are useful in the treatment of certain disorders, including overactive bladder, urinary incontinence, and urinary urgency.
    Type: Application
    Filed: March 1, 2016
    Publication date: June 23, 2016
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: John Y.L. Chung, Kevin Campos, Edward Cleator, Robert F. Dunn, Andrew Gibson, R. Scott Hoerrner, Stephen Keen, Dave Lieberman, Zhuqing Liu, Joseph Lynch, Kevin M. Maloney, Feng Xu, Nobuyoshi Yasuda, Naoki Yoshikawa, Yong-Li Zhong
  • Process for Making CGRP Receptor Antagonists
    Publication number: 20160130273
    Abstract: The invention encompasses a novel process for making piperidinone carboxamide indane and azainane derivatives, which are CGRP receptor antagonists useful for the treatment of migraine.
    Type: Application
    Filed: September 15, 2015
    Publication date: May 12, 2016
    Applicant: MERCK SHARP & DOHME CORP.
    Inventors: Frank Chen, Carmela Molinaro, W. Peter Wuelfing, Nobuyoshi Yasuda, Jianguo Yin, Yong-Li Zhong, Joseph Lynch, Teresa Andreani
  • PROCESS FOR THE PREPARATION OF CHIRAL TERT-BUTYL 4-((1R,2S,5R)-6-(BENZYLOXY)-7-OXO-1,6-DIAZABICYCLO[3.2.1]OCTANE-2-CARBOXAMIDO)PIPERIDINE-1-CARBOXYLATE DERIVATIVES AND (2S,5R)-7-OXO-N-PIPERIDIN-4-YL-6-(SULFOXY)-1,6-DIAZABICYCLO[3.2.1]OCTANE-2-CARBOXAMIDE
    Publication number: 20160122350
    Abstract: A process for the preparation of N-protected 6-(piperidin-4-ylcarbamoyl)piperidin-3-yl sulfonates of Formula (III): which comprises contacting a lactone of Formula (II): with an azacycloalkylamine of formula (II-Am): followed by contact with a sulfonyl halide of formula (II-Su): R4—SO2W (II-Su) in the presence of tertiary amine base, wherein PG1 and PG2 are amine protective groups; k, p and q are 0, 1, or 2, and W, R2, R3, R4, R5, R6, R7, R8, and R9 are defined herein. Additional embodiments add a series of process steps leading to the synthesis of 7-oxo-1,6-diazabicyclo[3.2.1]octanes suitable for use as ?-lactamase inhibitors.
    Type: Application
    Filed: June 5, 2014
    Publication date: May 5, 2016
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Steven P. Miller, John Limanto, Yong-Li Zhong, Nobuyoshi Yasuda, Zhijian Liu
  • Process for making CGRP receptor antagonists
    Patent number: 9174989
    Abstract: The disclosure encompasses a novel process for making piperidinone carboxamide indane and azainane derivatives, having less steps and improved yields as compared to previous synthetic methods for making these compounds, which are CGRP receptor antagonists, useful for the treatment of migraine. Conditions for an amide bond formation between an acid and amine include for example reacting the compounds of Formulae B (after salt break) and C with an amide coupling reagent and optionally an additive and an acid and/or a base in a non-reactive solvent.
    Type: Grant
    Filed: March 12, 2013
    Date of Patent: November 3, 2015
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Frank Chen, Carmela Molinaro, W. Peter Wuelfing, Nobuyoshi Yasuda, Jianguo Yin, Yong-Li Zhong, Joseph Lynch, Teresa Andreani
  • Methods and intermediates for preparing macrolactams
    Patent number: 9073825
    Abstract: A first aspect of the present invention describes a compound selected from group consisting of: wherein R is either H, C(O)RA, or C(O)NHCH(X)COOH; provided that X is a C2-C6 alkyl, or a C3-C8 cycloalkyl and RA is a C1-6 alkyl or aryl; These compounds are used to make Compound A
    Type: Grant
    Filed: August 16, 2012
    Date of Patent: July 7, 2015
    Assignees: Merck Sharp & Dohme Limited, Merck Sharp & Dohme Corp.
    Inventors: Nobuyoshi Yasuda, Jeffrey T. Kuethe, Guy Humphrey, Gregory L. Beutner, Yong-Li Zhong, Edward Cleator, Carl Baxter
  • PROCESS FOR MAKING CGRP RECEPTOR ANTAGONISTS
    Publication number: 20150112067
    Abstract: The disclosure encompasses a novel process for making piperidinone carboxamide indane and azainane derivatives, having less steps and improved yields as compared to previous synthetic methods for making these compounds, which are CGRP receptor antagonists, useful for the treatment of migraine. Conditions for an amide bond formation between an acid and amine include for example reacting the compounds of Formulae B (after salt break) and C with an amide coupling reagent and optionally an additive and an acid and/or a base in a non-reactive solvent.
    Type: Application
    Filed: March 13, 2013
    Publication date: April 23, 2015
    Inventors: Frank Chen, Carmela Molinaro, W. Peter Wuelfing, Nobuyushi Yasuda, Jianguo Yin, Yong-Li Zhong, Joseph Lynch, Teresa Andreani
  • Process for the preparation of an orexin receptor antagonist
    Patent number: 9012636
    Abstract: The present invention is directed to processes for preparing a pyridyl piperidine compound which is an antagonist of orexin receptors, and which is useful in the treatment or prevention of neurological and psychiatric disorders and diseases in which orexin receptors are involved.
    Type: Grant
    Filed: October 24, 2011
    Date of Patent: April 21, 2015
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Yun Shao Feng, Anthony Moses, Yong-Li Zhong
  • PROCESS FOR MAKING BETA 3 AGONISTS AND INTERMEDIATES
    Publication number: 20150087832
    Abstract: The present invention is directed to processes for preparing beta 3 agonists of Formula (I) and Formula (II) and their intermediates. The beta 3 agonists are useful in the treatment of certain disorders, including overactive bladder, urinary incontinence, and urinary urgency.
    Type: Application
    Filed: October 22, 2012
    Publication date: March 26, 2015
    Applicant: MERCK SHARP & DOHME, CORP.
    Inventors: John Y.L. Chung, Kevin Campos, Edward Cleator, Robert F. Dunn, Andrew Gibson, R. Scott Hoerrner, Stephen Keen, Dave Liebermann, Zhuqing Liu, Joseph Lynch, Kevine M. Maloney, Feng Xu, Nobuyoshi Yasuda, Naoki Yoshikawa, Yong-Li Zhong
  • PROCESS FOR MAKING BETA 3 AGONISTS AND INTERMEDIATES
    Publication number: 20140242645
    Abstract: The present invention is directed to a process for preparing a compound of formula I-11 through multiple-step reactions.
    Type: Application
    Filed: October 22, 2012
    Publication date: August 28, 2014
    Inventors: John Y.L. Chung, Kevin Campos, Edward Cleator, Robert F. Dunn, Andrew Gibson, R Scott Hoerrner, Stephen Keen, Dave Lieberman, Zhuqing Liu, Joseph Lynch, Kevin M. Maloney, Feng Xu, Nobuyoshi Yasuda, Naoki Yoshikawa, Yong-Li Zhong
  • METHODS AND INTERMEDIATES FOR PREPARING MACROLACTAMS
    Publication number: 20140243519
    Abstract: The present invention includes compounds useful as intermediates in the preparation of macrolactams, methods for preparing the intermediates, and methods for preparing macrolactams. One use of the methods and intermediates described herein is in the production of macrolactam compounds able to inhibit HCV NS3 protease activity.
    Type: Application
    Filed: August 16, 2012
    Publication date: August 28, 2014
    Inventors: Nobuyoshi Yasuda, Jeffrey T. Kuethe, Guy Humphrey, Gregory L. Beutner, Yong-Li Zhong, Edward Cleator, Carl Baxter
  • PROCESS FOR THE PREPARATION OF AN OREXIN RECEPTOR ANTAGONIST
    Publication number: 20130324728
    Abstract: The present invention is directed to processes for preparing a pyridyl piperidine compound which is an antagonist of orexin receptors, and which is useful in the treatment or prevention of neurological and psychiatric disorders and diseases in which orexin receptors are involved.
    Type: Application
    Filed: October 24, 2011
    Publication date: December 5, 2013
    Applicant: MERCK SHARP & DOHME CORP.
    Inventors: Yun Shao Feng, Anthony Moses, Yong-Li Zhong
  • Process for preparing hexahydropyrimido[1,2-a]azepine-2-carboxylates and related compounds
    Publication number: 20070142635
    Abstract: Processes for preparing 10-amino-3-hydroxy-4-oxo-4,6,7,8,9,10-hexahydropyrimido[1,2-a]azepine-2-carboxylates and related compounds are disclosed. The preparation of carboxamide derivatives from these carboxylates is also disclosed. The carboxamides are HIV integrase inhibitors and are useful for treating HIV infection and AIDS.
    Type: Application
    Filed: December 8, 2004
    Publication date: June 21, 2007
    Inventors: David Askin, David Conlon, Yoshinori Kohmura, Jaemoon Lee, Brenda Pipik, Yong-Li Zhong
  • Process for preparing 2,4,5-trisubstituted imidazoles from N-acylated alpha-amino nitriles
    Publication number: 20040267026
    Abstract: The invention is a process for preparing an imidazole of formula I 1
    Type: Application
    Filed: June 4, 2004
    Publication date: December 30, 2004
    Inventors: David Askin, Jaemoon Lee, Yong-Li Zhong