Patents by Inventor Weiwen Ying

Weiwen Ying 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: 7825148
    Abstract: The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound.
    Type: Grant
    Filed: November 17, 2005
    Date of Patent: November 2, 2010
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Weiwen Ying, David James, Shijie Zhang, Teresa Przewloka, Junghyun Chae, Dinesh U. Chimmanamada, Chi-Wan Lee, Elena Kostik, Howard P. Ng, Kevin Foley, Zhenjian Du, James Barsoum
  • Publication number: 20100249185
    Abstract: The present invention relates to compounds that inhibit the activity of Hsp90 and inhibit topoisomerase II.
    Type: Application
    Filed: March 11, 2008
    Publication date: September 30, 2010
    Inventors: Zhenjian Du, Minghu Song, Weiwen Ying
  • Publication number: 20100113447
    Abstract: The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a pharmaceutical composition comprising such a compound.
    Type: Application
    Filed: August 10, 2009
    Publication date: May 6, 2010
    Inventors: Joseph A. Burlison, Shijie Zhang, Weiwen Ying, Dinesh U. Chimmanamada, Minghu Song, Junghyun Chae, Stefan M. Schweizer
  • Patent number: 7705029
    Abstract: What is claimed is a compound represented by the following structural formula: or a pharmaceutically acceptable salt, solvate or clathrate thereof. The variables for Structural Formula (I) are as described herein.
    Type: Grant
    Filed: April 5, 2007
    Date of Patent: April 27, 2010
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Shoujun Chen, Weiwen Ying, Jun Jiang, Mitsunori Ono, Lijun Sun
  • Publication number: 20100093717
    Abstract: The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of treating or inhibiting angiogenesis in a subject in need thereof and methods for blocking, occluding, or otherwise disrupting blood flow in neo vasculature, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound.
    Type: Application
    Filed: August 14, 2007
    Publication date: April 15, 2010
    Inventors: Weiwen Ying, Kevin Foley
  • Publication number: 20100069442
    Abstract: Compounds of formula (I), pharmaceutical compositions comprising compounds of formula (I) and methods of inhibiting Hsp90 in a cell, treating or preventing a proliferation disorder in a mammal and treating cancer in a mammal comprising administering a compound of formula (I) to a patient or a cell. Variable R5 is an optionally substituted heteroaryl; an optionally substituted 6 to 14-membered aryl; a bicyclic 9-member heterocycle optionally substituted at any substitutable nitrogen or carbon atoms; or a substituent R18, defined herein. Ring A is an aryl or a heteroaryl optionally further substituted with one or more substituents in addition to R3. Substituent R3 is defined herein.
    Type: Application
    Filed: September 14, 2009
    Publication date: March 18, 2010
    Inventors: Weiwen Ying, Shijie Zhang, Zhenjian Du, Kevin Foley
  • Patent number: 7662813
    Abstract: The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound.
    Type: Grant
    Filed: August 17, 2006
    Date of Patent: February 16, 2010
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Weiwen Ying, David James, Shijie Zhang, Teresa Przewloka, Elena Kostik, Junghyun Chae, Howard P Ng, Zhenjian Du, James Barsoum, Dinesh Chimmanamada, Chi-Wan Lee, Kevin Foley
  • Patent number: 7608635
    Abstract: Compounds of formula (I), pharmaceutical compositions comprising compounds of formula (I) and methods of inhibiting Hsp90 in a cell, treating or preventing a proliferation disorder in a mammal and treating cancer in a mammal comprising administering a compound of formula (I) to a patient or a cell. Variable R5 is an optionally substituted heteroaryl; an optionally substituted 6 to 14-membered aryl; a bicyclic 9-member heterocycle optionally substituted at any substitutable nitrogen or carbon atoms; or a substituent R18, defined herein. Ring A is an aryl or a heteroaryl optionally further substituted with one or more substituents in addition to R3. Substituent R3 is defined herein.
    Type: Grant
    Filed: August 10, 2006
    Date of Patent: October 27, 2009
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Weiwen Ying, Shijie Zhang, Zhenjian Du, Kevin Foley
  • Publication number: 20090023736
    Abstract: Disclosed are compounds and methods of using compounds of the invention for treating a subject with a proliferative disorder, such as cancer, and methods for treating disorders responsive to Hsp70 induction and/or natural killer induction. Also, disclosed are pharmaceutical compositions comprising compounds of the invention and a pharmaceutically acceptable carrier.
    Type: Application
    Filed: April 28, 2008
    Publication date: January 22, 2009
    Applicant: Synta Pharmaceuticals Corp.
    Inventors: Keizo Koya, Weiwen Ying, Teresa Przewloka, Lijun Sun
  • Patent number: 7465725
    Abstract: This invention features pyrimidine compounds of formula (I): R1 is aryl, or heteroaryl; each of R2 and R4, independently, is Rc, halogen, nitro, cyano, isothionitro, SRc, or ORc; or R2 and R4, taken together, is carbonyl; R3 is Rc, alkenyl, alkynyl, ORc, OC(O)Rc, SO2Rc, S(O)Rc, S(O2)NRcRd, SRc, NRcRd, NRcCORd, NRcC(O)ORd, NRcC(O)NRcRd, NRcSO2Rd, CORc, C(O)ORc, or C(O)NRcRd; R5 is H or alkyl; n is 0, 1, 2, 3, 4, 5, or 6; X is O, S, S(O), S(O2), or NRc; Y is a covalent bond, CH2, C(O), C?N—Rc, C?N—ORc, C?N—SRc, O, S, S(O), S(O2), or NRc; Z is N or CH; one of U and V is N, and the other is CRc; and W is O, S, S(O), S(O2), NRc, or NC(O)Rc; in which each of Ra and Rb, independently, is H, alkyl, aryl, heteroaryl; and each of Rc and Rd, independently, is H, alkyl, aryl, heteroaryl, cyclyl, heterocyclyl, or alkylcarbonyl.
    Type: Grant
    Filed: July 29, 2005
    Date of Patent: December 16, 2008
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Mitsunori Ono, Lijun Sun, Teresa Przewloka, Shijie Zhang, Elena Kostik, Weiwen Ying, Yumiko Wada, Keizo Koya
  • Patent number: 7410990
    Abstract: This invention features a compound of formula (I): R1 is aryl or heteroaryl; each of R2 and R4, independently, is H, halogen, CN, alkyl, ORa, or NRaRb; R3 is H, halogen, CN, alkyl, alkenyl, alkynyl, aryl, heteroaryl, cyclyl, heterocyclyl, ORa, OC(O)Ra, OC(O)NRaRb, NRaRb, NRaC(O)Rb, NRaS(O)RbNRaS(O)2Rb, NRaC(O)NRbRc, NRaC(S)NRbRc, NRaC(NRb)NRcRd, NRaC(O)ORb, S(O)NRaRb, S(O)2NRaRb, S(O)Ra, S(O)2Ra, C(O)Ra, C(O)ORa, or C(O)NRaRb; R5 is H or alkyl; n is 0, 1, 2, 3, 4, 5, or 6; A is O, S, S(O), S(O)2, or NRe; B is N or CRf; X is O, S, S(O), S(O)2, NRe, or C(O); Y is a covalent bond, C(O), C?NRa, O, S, S(O), S(O)2, or NRe; Z is N or CH; each of U and V, independently, is N or CR; and W is O, S, or NRe; in which each of Ra, Rb, Rc, and Rd, independently, is H, alkyl, aryl, heteroaryl, cyclyl, or heterocyclyl; Re is H, alkyl, aryl, acyl, or sufonyl; and Rf is H, alkyl, aryl, acyl, sulfonyl, alkoxyl, amino, ester, amide, CN, or halogen.
    Type: Grant
    Filed: October 3, 2006
    Date of Patent: August 12, 2008
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Lijun Sun, Mitsunori Ono, Yumiko Wada, Weiwen Ying, Teresa Przewloka, Elena Kostik
  • Publication number: 20080176840
    Abstract: The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound.
    Type: Application
    Filed: May 25, 2007
    Publication date: July 24, 2008
    Inventors: Lijun Sun, Weiwen Ying, Junghyun Chae, Teresa Przewloka, Shijie Zhang, Dinesh U. Chimmanamada, Kevin Foley, Zhenjian Du, Hao Li, David James, Howard P. Ng, Zachary Demko, Dan Zhou, Shuzhen Qin
  • Publication number: 20080125587
    Abstract: The present invention provides novel methods of preparing triazole compounds which inhibit the activity of Hsp90. One embodiment of the invention is directed to methods for preparing a triazole compound represented by the following Structural Formula: or a tautomer, a pharmaceutically acceptable salt, solvate, or clathrate, or a prodrug thereof, comprising the steps of: a) reacting an amide represented by the following Structural Formula: with a thionation reagent to form a thioamide; b) reacting the thioamide of step a) with hydrazine to form a hydrazonamide; c) reacting the hydrazonamide of step b) with a carbonylation or a thiocarbonylation reagent. In one embodiment, the present invention is a method of synthesis of a compound of formula (IA) or a tautomer, a pharmaceutically acceptable salt, solvate, or clathrate, or a prodrug thereof, comprising reacting a compound of formula (IIA) with an oxidizing agent, thereby producing a compound of formula (IA).
    Type: Application
    Filed: May 25, 2007
    Publication date: May 29, 2008
    Inventors: Dinesh U. Chimmanamada, Chi-Wan Lee, David James, Shijie Zhang, Weiwen Ying, Junghyun Chae, Teresa Przewloka
  • Publication number: 20080090887
    Abstract: The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound.
    Type: Application
    Filed: May 25, 2007
    Publication date: April 17, 2008
    Inventors: Weiwen Ying, David James, Shijie Zhang, Junghyun Chae, Teresa Przewloka, Howard Ng, Hao Li, Zachary Demko, Dinesh Chimmanamada, Chi-wan Lee, Zhenjian Du, Kevin Foley, Minghu Song, Lijun Sun, Keizo Koya, Dan Zhou, Shuzhen Qin
  • Publication number: 20080027047
    Abstract: The present invention relates to compositions and methods related to inhibitors of Hsp90, including substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound. The invention further provides methods for designing and identifying inhibitors of Hsp90.
    Type: Application
    Filed: May 25, 2007
    Publication date: January 31, 2008
    Inventor: Weiwen Ying
  • Publication number: 20080004277
    Abstract: The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound.
    Type: Application
    Filed: May 25, 2007
    Publication date: January 3, 2008
    Inventors: Dinesh Chimmanamada, Weiwen Ying, Teresa Przewloka, Shijie Zhang, Kevin Foley, Zhenjian Du, Dan Zhou, Shuzhen Qin
  • Publication number: 20070270478
    Abstract: What is claimed is a compound represented by the following structural formula: or a pharmaceutically acceptable salt, solvate or clathrate thereof. The variables for Structural Formula (I) are as described herein.
    Type: Application
    Filed: April 5, 2007
    Publication date: November 22, 2007
    Applicant: Synta Pharmaceuticals Corp.
    Inventors: Shoujun Chen, Weiwen Ying, Jun Jiang, Mitsunori Ono, Lijun Sun
  • Publication number: 20070191445
    Abstract: Compounds of formula (I), pharmaceutical compositions comprising compounds of formula (I) and methods of inhibiting Hsp90 in a cell, treating or preventing a proliferation disorder in a mammal and treating cancer in a mammal comprising administering a compound of formula (I) to a patient or a cell. Variable R5 is an optionally substituted heteroaryl; an optionally substituted 6 to 14-membered aryl; a bicyclic 9-member heterocycle optionally substituted at any substitutable nitrogen or carbon atoms; or a substituent R18, defined herein. Ring A is an aryl or a heteroaryl optionally further substituted with one or more substituents in addition to R3. Substituent R3 is defined herein.
    Type: Application
    Filed: August 10, 2006
    Publication date: August 16, 2007
    Inventors: Weiwen Ying, Shijie Zhang, Zhenjian Du, Kevin Foley
  • Publication number: 20070155809
    Abstract: The present invention relates to substituted triazole compounds and compositions comprising substituted triazole compounds. The invention further relates to methods of inhibiting the activity of Hsp90 in a subject in need thereof and methods for preventing or treating hyperproliferative disorders, such as cancer, in a subject in need thereof comprising administering to the subject a substituted triazole compound of the invention, or a composition comprising such a compound.
    Type: Application
    Filed: August 17, 2006
    Publication date: July 5, 2007
    Inventors: Weiwen Ying, David James, Shijie Zhang, Teresa Przewloka, Elena Kostik, Junghyun Chae, Howard Ng, Zhenjian Du, James Barsoum, Dinesh Chimmanamada, Chi-Wan Lee, Kevin Foley
  • Publication number: 20070087998
    Abstract: Compounds of formula (I), pharmaceutical compositions comprising compounds of formula (I) and methods of inhibiting Hsp90 in a cell, treating or preventing a proliferation disorder in a mammal and treating cancer in a mammal comprising administering a compound of formula (I) to a patient or a cell. Variable R5 is an optionally substituted heteroaryl; an optionally substituted 6 to 14-membered aryl; a bicyclic 9-member heterocycle optionally substituted at any substitutable nitrogen or carbon atoms; or a substituent R18, defined herein. Ring A is an aryl or a heteroaryl optionally further substituted with one or more substituents in addition to R3. Substituent R3 is defined herein.
    Type: Application
    Filed: August 10, 2006
    Publication date: April 19, 2007
    Inventors: Weiwen Ying, Zhenjian Du, Kevin Foley