Patents by Inventor Xiangzhu Wang
Xiangzhu Wang 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).
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Publication number: 20140206604Abstract: The invention provides 4-amino-4-oxobutanoyl peptides and cyclic analogues thereof of Formula I and the pharmaceutically salts thereof. The variables are defined herein. Certain compounds of Formula I are useful as antiviral agents. 4-amino-4-oxobutanoyl peptide cyclic analogues as disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more 4-amino-4-oxobutanoyl peptide cyclic analogues and one or more pharmaceutically acceptable carriers. Such pharmaceutical compositions may contain a 4-amino-4-oxobutanoyl peptide cyclic analogue as the only active agent or may contain a combination of a 4-amino-4-oxobutanoyl peptide cyclic analogue and one or more other pharmaceutically active agents. The invention also provides methods for treating viral infections, including Hepatitis C infections, in patients.Type: ApplicationFiled: March 24, 2014Publication date: July 24, 2014Applicant: ACHILLION PHARMACEUTICALS, INC.Inventors: Avinash Phadke, Xiangzhu Wang, Godwin Pais, Akihiro Hashimoto, Venkat Gadhachanda, Dawei Chen, Atul Agarwal, Suoming Zhang, Cuixian Liu, Shouming Li, Milind Deshpande
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Patent number: 8785378Abstract: The invention provides 4-amino-4-oxobutanoyl peptide compounds of Formula I and the pharmaceutically salts and hydrates thereof. The variables R1-R9, R16, R18, R19, n, M, n, M, and Z are defined herein. Certain compounds of Formula I are useful as antiviral agents. Certain 4-amino-4-oxobutanoyl peptide compounds disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more 4-amino-4-oxobutanoyl peptide compounds and one or more pharmaceutically acceptable carriers. Such pharmaceutical compositions may contain 4-amino-4-oxobutanoyl peptide compound as the only active agent or may contain a combination of 4-amino-4-oxobutanoyl peptide containing peptides compound and one or more other pharmaceutically active agents. The invention also provides methods for treating viral infections, including Hepatitis C infections, in mammals.Type: GrantFiled: November 29, 2010Date of Patent: July 22, 2014Assignee: Achillion Pharmaceuticals, Inc.Inventors: Avinash Phadke, Xiangzhu Wang, Suoming Zhang, Atul Agarwal
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Publication number: 20140113890Abstract: The invention provides 4-amino-4-oxobutanoyl peptides of Formula I and the pharmaceutically salts and hydrates thereof. The variables R, R1, R6-R8, R16, R18, R19, M, n, T, Y, and Z are defined herein. Certain compounds of Formula I are useful as antiviral agents. The 4-amino-4-oxobutanoyl peptides disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more 4-amino-4-oxobutanoyl peptides and one or more pharmaceutically acceptable carriers. Such pharmaceutical compositions may contain a 4-amino-4-oxobutanoyl peptides as the only active agent or may contain a combination of a 4-amino-4-oxobutanoyl peptides and one or more other pharmaceutically active agents. The invention also provides methods for treating viral infections, including Hepatitis C infections.Type: ApplicationFiled: December 23, 2013Publication date: April 24, 2014Applicant: ACHILLION PHARMACEUTICALS, INC.Inventors: Avinash Phadke, Dawei Chen, Venkat Gadhachanda, Akihiro Hashimoto, Godwin Pais, Xiangzhu Wang, Atul Agarwal, Ha Young Kim, Shuoming Li, Cuixian Liu, Suoming Zhang, Milind Deshpande
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Patent number: 8697641Abstract: The invention provides 4-amino-4-oxobutanoyl peptides and cyclic analogues thereof of Formula I and the pharmaceutically salts thereof. The variables are defined herein. Certain compounds of Formula I are useful as antiviral agents. 4-amino-4-oxobutanoyl peptide cyclic analogues as disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more 4-amino-4-oxobutanoyl peptide cyclic analogues and one or more pharmaceutically acceptable carriers. Such pharmaceutical compositions may contain a 4-amino-4-oxobutanoyl peptide cyclic analogue as the only active agent or may contain a combination of a 4-amino-4-oxobutanoyl peptide cyclic analogue and one or more other pharmaceutically active agents. The invention also provides methods for treating viral infections, including Hepatitis C infections, in patients.Type: GrantFiled: December 10, 2009Date of Patent: April 15, 2014Assignee: Achillion Pharmaceuticals, Inc.Inventors: Avinash Phadke, Xiangzhu Wang, Godwin Pais, Akihiro Hashimoto, Venkat Gadhachanda, Dawei Chen, Atul Agarwal, Suoming Zhang, Cuixian Liu, Shouming Li, Milind Deshpande
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Patent number: 8614180Abstract: The invention provides 4-amino-4-oxobutanoyl peptides of Formula I and the pharmaceutically salts and hydrates thereof. The variables R, R1, R6-R8, R16, R18, R19, M, n, T, Y, and Z are defined herein. Certain compounds of Formula I are useful as antiviral agents. The 4-amino-4-oxobutanoyl peptides disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more 4-amino-4-oxobutanoyl peptides and one or more pharmaceutically acceptable carriers. Such pharmaceutical compositions may contain a 4-amino-4-oxobutanoyl peptides as the only active agent or may contain a combination of a 4-amino-4-oxobutanoyl peptides and one or more other pharmaceutically active agents. The invention also provides methods for treating viral infections, including Hepatitis C infections.Type: GrantFiled: December 10, 2009Date of Patent: December 24, 2013Assignee: Achillion Pharmaceuticals, Inc.Inventors: Avinash Phadke, Dawei Chen, Venkat Gadhachanda, Akihiro Hashimoto, Godwin Pais, Xiangzhu Wang, Atul Agarwal, Ha Young Kim, Shouming Li, Cuixian Liu, Suoming Zhang, Milind Deshpande
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Patent number: 8435984Abstract: The present invention provides tertiary amine substituted peptides of Formula (I) useful as inhibitors of HCV replication. The variables R and R1-R12 in Formula I are described herein. The invention also includes methods for preparing such compounds. The present invention further includes pharmaceutical compositions containing tertiary amine substituted peptides and methods for using such compounds, including methods for using the compounds to treat hepatitis C infection.Type: GrantFiled: February 26, 2008Date of Patent: May 7, 2013Assignee: Achillion Pharmaceuticals, Inc.Inventors: Atul Agarwal, Xiangzhu Wang, Dawei Chen, Suoming Zhang, Avinash Phadke
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Publication number: 20120302538Abstract: The present disclosure provides substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes, of Formula I D-M-D??(Formula I) useful as antiviral agents. In certain embodiments disclosed herein M is a group —P-A-P— where A is Certain substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. Pharmaceutical compositions/ and combinations containing one or more substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes and a pharmaceutically acceptable carrier are also provided by this disclosure. Methods for treating viral infections, including Hepatitis C viral infections are provided by the disclosure.Type: ApplicationFiled: May 29, 2012Publication date: November 29, 2012Applicant: ACHILLION PHARMACEUTICALS, INCInventors: Jason Allan Wiles, Qiuping Wang, Akihiro Hashimoto, Godwin Pais, Xiangzhu Wang, Venkat Gadhachanda, Avinash Phadke, Milind Deshpande, Dawei Chen
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Patent number: 8183263Abstract: The invention provides heteroaryl substituted thiazolo compounds of Formula I and II and pharmaceutically acceptable salts thereof. The variables A and R3 to R7 are defined herein. The invention also includes methods for preparing compounds and salts of Formula I and II. The present invention also includes pharmaceutical compositions containing heteroaryl substituted thiazolo compounds and methods for using heteroaryl substituted thiazolo compounds, including methods for using the compounds in the treatment of hepatitis C virus.Type: GrantFiled: May 22, 2008Date of Patent: May 22, 2012Assignee: Achillion Pharmaceuticals, Inc.Inventors: Xiangzhu Wang, Suoming Zhang, Venkat Gadhachanda, Cuixian Liu, Jesse Quinn, Shouming Lee, Dawei Chen, Milind Deshpande, Avinash Phadke
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Publication number: 20120108576Abstract: The present invention provides compounds, salts and hydrates of Formula I, wherein the variables Ar1, R2, R3, R4, r, q, and t are defined herein. Certain compounds of Formula I described herein possess potent antiviral activity. The invention also provides compounds of Formula I that are potent and/or selective inhibitors of Hepatitis C virus replication. Certain compounds described herein inhibit assembly of the HCV replication complex. The invention also provides pharmaceutical compositions containing one or more compounds of Formula I, or a salt, solvate, or acylated prodrug of such compounds, and one or more pharmaceutically acceptable carriers, excipients, or diluents. The invention further comprises methods of treating patients suffering from certain infectious diseases by administering to such patients an amount of a compound of Formula I effective to reduce signs or symptoms of the disease. These infectious diseases include viral infections, particularly HCV infections.Type: ApplicationFiled: November 30, 2011Publication date: May 3, 2012Applicant: ACHILLION PHARMACEUTICALS, INC.Inventors: Suoming Zhang, Avinash Phadke, Cuixian Liu, Xiangzhu Wang, Jesse Quinn, Dawei Chen, Venkat Gadhachanda, Shouming Li, Milind Deshpande
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Patent number: 8106209Abstract: The invention provides amino-substituted aminothiazole compounds of Formula I and Formula II where A is a group of the formula: and the variables X, Y, R, and R1 to R7 are described herein. These compounds are prodrugs of compounds useful as inhibitors of viral replication. Compositions containing such compounds, and methods of treating viral infections with these compounds, as well as to processes and intermediates useful for preparing such compounds are also provided by the invention.Type: GrantFiled: June 5, 2009Date of Patent: January 31, 2012Assignee: Achillion Pharmaceuticals, Inc.Inventors: Cuixan Liu, Avinash Phadke, Xiangzhu Wang, Suoming Zhang
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Patent number: 8088806Abstract: The present invention provides compounds, salts and hydrates of Formula I, wherein the variables Ar1, R2, R3, R4, r, q, and t are defined herein. Certain compounds of Formula I described herein possess potent antiviral activity. The invention also provides compounds of Formula I that are potent and/or selective inhibitors of Hepatitis C virus replication. Certain compounds described herein inhibit assembly of the HCV replication complex. The invention also provides pharmaceutical compositions containing one or more compounds of Formula I, or a salt, solvate, or acylated prodrug of such compounds, and one or more pharmaceutically acceptable carriers, excipients, or diluents. The invention further comprises methods of treating patients suffering from certain infectious diseases by administering to such patients an amount of a compound of Formula I effective to reduce signs or symptoms of the disease. These infectious diseases include viral infections, particularly HCV infections.Type: GrantFiled: May 9, 2006Date of Patent: January 3, 2012Assignee: Achillion Pharmaceuticals, Inc.Inventors: Suoming Zhang, Avinash Phadke, Cuixian Liu, Xiangzhu Wang, Jesse Quinn, Dawei Chen, Venkat Gadhachanda, Shouming Li, Milind Deshpande
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Publication number: 20110070168Abstract: The invention provides 4-amino-4-oxobutanoyl peptide compounds of Formula I and the pharmaceutically salts and hydrates thereof. The variables R1-R9, R16, R18, R19, n, M, n, M, and Z are defined herein. Certain compounds of Formula I are useful as antiviral agents. Certain 4-amino-4-oxobutanoyl peptide compounds disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more 4-amino-4-oxobutanoyl peptide compounds and one or more pharmaceutically acceptable carriers. Such pharmaceutical compositions may contain 4-amino-4-oxobutanoyl peptide compound as the only active agent or may contain a combination of 4-amino-4-oxobutanoyl peptide containing peptides compound and one or more other pharmaceutically active agents. The invention also provides methods for treating viral infections, including Hepatitis C infections, in mammals.Type: ApplicationFiled: November 29, 2010Publication date: March 24, 2011Applicant: ACHILLION PHARMACEUTICALS, INC.Inventors: Avinash Phadke, Xiangzhu Wang, Suoming Zhang, Atul Agarwal
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Patent number: 7906619Abstract: The invention provides 4-amino-4-oxobutanoyl peptide compounds of Formula I and the pharmaceutically salts and hydrates thereof. The variables R1-R9, R16, R18, R19, n, M, n, M, and Z are defined herein. Certain compounds of Formula I are useful as antiviral agents. Certain 4-amino-4-oxobutanoyl peptide compounds disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more 4-amino-4-oxobutanoyl peptide compounds and one or more pharmaceutically acceptable carriers. Such pharmaceutical compositions may contain 4-amino-4-oxobutanoyl peptide compound as the only active agent or may contain a combination of 4-amino-4-oxobutanoyl peptide containing peptides compound and one or more other pharmaceutically active agents. The invention also provides methods for treating viral infections, including Hepatitis C infections, in mammals.Type: GrantFiled: July 13, 2007Date of Patent: March 15, 2011Assignee: Achillion Pharmaceuticals, Inc.Inventors: Avinash Phadke, Xiangzhu Wang, Suoming Zhang, Atul Agarwal
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Publication number: 20100292219Abstract: The present invention provides tertiary amine substituted peptides of Formula (I) useful as inhibitors of HCV replication. The variables R and R1-R12 in Formula I are described herein. The invention also includes methods for preparing such compounds. The present invention further includes pharmaceutical compositions containing tertiary amine substituted peptides and methods for using such compounds, including methods for using the compounds to treat hepatitis C infection.Type: ApplicationFiled: February 26, 2008Publication date: November 18, 2010Applicant: ACHILLION PHARMACEUTICALS, INC.Inventors: Atul Agarwal, Xiangzhu Wang, Dawei Chen, Suoming Zhang, Avinash Phadke
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Publication number: 20100216725Abstract: The invention provides 4-amino-4-oxobutanoyl peptides of Formula I and the pharmaceutically salts and hydrates thereof. The variables R, R1, R6-R8, R16, R18, R19, M, n, T, Y, and Z are defined herein. Certain compounds of Formula I are useful as antiviral agents. The 4-amino-4-oxobutanoyl peptides disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more 4-amino-4-oxobutanoyl peptides and one or more pharmaceutically acceptable carriers. Such pharmaceutical compositions may contain a 4-amino-4-oxobutanoyl peptides as the only active agent or may contain a combination of a 4-amino-4-oxobutanoyl peptides and one or more other pharmaceutically active agents. The invention also provides methods for treating viral infections, including Hepatitis C infections.Type: ApplicationFiled: December 10, 2009Publication date: August 26, 2010Applicant: ACHILLION PHARMACEUTICALS, INC.Inventors: Avinash Phadke, Dawei Chen, Venkat Gadhachanda, Akihiro Hashimoto, Godwin Pais, Xiangzhu Wang, Atul Agarwal, Ha Young Kim, Shuoming Li, Cuixian Liu, Suoming Zhang, Milind Deshpande
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Patent number: 7767706Abstract: The invention provides compounds and pharmaceutically acceptable salts of Formula I wherein the variables A1, A2, R1, R2, V, W, X, Y, and Z are defined herein. Certain compounds of Formula I described herein which possess potent antiviral activity. The invention particularly provides compounds of Formula I that are potent and/or selective inhibitors of Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more compound of Formula I, or a salt, solvate, or acylated prodrug of such compounds, and one or more pharmaceutically acceptable carriers, excipients, or diluents. The invention further comprises methods of treating patients suffering from certain infectious diseases by administering to such patients an amount of a compound of Formula I effective to reduce signs or symptoms of the disease or disorder. These infectious diseases include viral infections, particularly HCV infections.Type: GrantFiled: February 25, 2008Date of Patent: August 3, 2010Assignee: Achillion Pharmaceuticals, Inc.Inventors: Avinash Phadke, Dawei Chen, Milind Deshpande, Andrew Thurkauf, Xiangzhu Wang, Yiping Shen, Cuixian Liu, Jesse Quinn, Junko Ohkanda, Shouming Li
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Publication number: 20100152103Abstract: The invention provides 4-amino-4-oxobutanoyl peptides and cyclic analogues thereof of Formula I and the pharmaceutically salts thereof. The variables are defined herein. Certain compounds of Formula I are useful as antiviral agents. 4-amino-4-oxobutanoyl peptide cyclic analogues as disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more 4-amino-4-oxobutanoyl peptide cyclic analogues and one or more pharmaceutically acceptable carriers. Such pharmaceutical compositions may contain a 4-amino-4-oxobutanoyl peptide cyclic analogue as the only active agent or may contain a combination of a 4-amino-4-oxobutanoyl peptide cyclic analogue and one or more other pharmaceutically active agents. The invention also provides methods for treating viral infections, including Hepatitis C infections, in patients.Type: ApplicationFiled: December 10, 2009Publication date: June 17, 2010Applicant: ACHILLION PHARMACEUTICALS, INC.Inventors: Avinash Phadke, Xiangzhu Wang, Godwin Pais, Akihiro Hashimoto, Venkat Gadhachanda, Dawei Chen, Atul Agarwal, Suoming Zhang, Cuixian Liu, Shouming Li, Milind Deshpande
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Patent number: 7718671Abstract: Substituted arylthiourea compounds of Formula I, and the pharmaceutically acceptable salts of such compounds, useful as antiviral agents, are provided herein. Certain substituted arylthioureas disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. Pharmaceutical compositions containing one or more substituted arylthiourea compounds and one or more pharmaceutically acceptable carriers, excipients, or diluents are provided herein. Such pharmaceutical compositions may contain a substituted arylthiourea as the only active agent or may contain a combination of a substituted arylthiourea derivative and one or more other pharmaceutically active agents. Methods of treating Hepatitis C viral infections in mammals are also provided herein.Type: GrantFiled: July 8, 2004Date of Patent: May 18, 2010Assignee: Achillion Pharmaceuticals, Inc.Inventors: Avinash Phadke, Jesse Quinn, Junko Ohkanda, Andrew Thurkauf, Yiping Shen, Cuixian Liu, Dawei Chen, Shouming Li, Xiangzhu Wang
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Publication number: 20090304605Abstract: The invention provides amino-substituted aminothiazole compounds of Formula I and Formula II where A is a group of the formula: and the variables X, Y, R, and R1 to R7 are described herein. These compounds are prodrugs of compounds useful as inhibitors of viral replication. Compositions containing such compounds, and methods of treating viral infections with these compounds, as well as to processes and intermediates useful for preparing such compounds are also provided by the invention.Type: ApplicationFiled: June 5, 2009Publication date: December 10, 2009Applicant: ACHILLION PHARMACEUTICALS, INC.Inventors: Cuixan Liu, Avinash Phadke, Xiangzhu Wang, Suoming Zhang
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Publication number: 20090048297Abstract: The invention provides 4-amino-4-oxobutanoyl peptide compounds of Formula I and the pharmaceutically salts and hydrates thereof. The variables R1-R9, R16, R18, R19, n, M, n, M, and Z are defined herein. Certain compounds of Formula I are useful as antiviral agents. Certain 4-amino-4-oxobutanoyl peptide compounds disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more 4-amino-4-oxobutanoyl peptide compounds and one or more pharmaceutically acceptable carriers. Such pharmaceutical compositions may contain 4-amino-4-oxobutanoyl peptide compound as the only active agent or may contain a combination of 4-amino-4-oxobutanoyl peptide containing peptides compound and one or more other pharmaceutically active agents. The invention also provides methods for treating viral infections, including Hepatitis C infections, in mammals.Type: ApplicationFiled: July 13, 2007Publication date: February 19, 2009Applicant: ACHILLION PHARMACEUTICALSInventors: Avinash Phadke, Xiangzhu Wang, Suoming Zhang, Atul Agarwal