Patents Assigned to Synta Pharmaceuticals Corp.
  • Publication number: 20060004044
    Abstract: Disclosed is an anti-cancer compound represented by Structural Formula (I): The variables in Structural Formula (I) are described hereinbelow. Also disclosed is a pharmaceutical composition comprising a pharmaceutically acceptable carrier or diluent and a compound represented by Structural Formula (I) (preferably an effective amount). Also disclosed is a method of treating a subject with cancer by administering to the subject an effective amount of a compound represented by Structural Formula (I).
    Type: Application
    Filed: May 24, 2005
    Publication date: January 5, 2006
    Applicant: Synta Pharmaceuticals Corp.
    Inventors: Keizo Koya, Lijun Sun, Mitsunori Ono, Guiqing Liang, David James, Hao Li, Zhi-Qiang Xia
  • Publication number: 20050272766
    Abstract: A method of treating a subject having lung cancer or ovarian cancer, comprising administering to the subject an effective amount of a compound represented by Structural Formula (I) or a pharmaceutically acceptable salt, solvate, or polymorph thereof: Ring A is substituted or unsubstituted and optionally fused to an aryl group. Z1 and Z2 are independently ?O, ?S, ?N—OR12 or ?NR12 R1 and R2 are independently —H, an aliphatic group, a substituted aliphatic group, an unsubstituted non-aromatic heterocylic group, a substituted non-aromatic heterocylic group, an aryl group or a substituted aryl group, provided that R1 and R2 are not both —H. Alternatively, —NR1R2, taken together, is a substituted or unsubstituted non-aromatic nitrogen-containing heterocyclic group or a substituted or unsubstituted nitrogen-containing heteroaryl group. R3 is a substituted or unsubstituted aryl group or a substituted or unsubstituted aliphatic group.
    Type: Application
    Filed: March 23, 2005
    Publication date: December 8, 2005
    Applicant: Synta Pharmaceuticals Corp.
    Inventors: Keizo Koya, Lijun Sun, Hao Li, Mitsunori Ono
  • Patent number: 6958348
    Abstract: Disclosed is an anti-cancer compound represented by Structural Formula (I): The variables in Structural Formula (I) are described hereinbelow. Also disclosed is a pharmaceutical composition comprising a pharmaceutically acceptable carrier or diluent and a compound represented by Structural Formula (I) (preferably an effective amount). Also disclosed is a method of treating a subject with cancer by administering to the subject an effective amount of a compound represented by Structural Formula (I).
    Type: Grant
    Filed: August 29, 2002
    Date of Patent: October 25, 2005
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Keizo Koya, Lijun Sun, Mitsunori Ono, Guiqing Liang, David James, Hao Li, Zhi-Qiang Xia
  • Patent number: 6958332
    Abstract: This invention features pyrimidine compounds of formula (I): each of R2 and R4 is H; R3 is H, alkyl, aryl, heteroaryl, cyclyl, heterocyclyl, or alkylcarbonyl; R5 is H or alkyl; n is 0, 1, 2, 3, 4, 5, or 6; X is NRc; Y is 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 Rc is H, alkyl, aryl, heteroaryl, cyclyl, heterocyclyl, or alkylcarbonyl.
    Type: Grant
    Filed: September 5, 2003
    Date of Patent: October 25, 2005
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Lijun Sun, Mitsunori Ono, Teresa Przewloka, Elena Kostik, Yumiko Wada
  • Patent number: 6924312
    Abstract: Disclosed is a compound represented by the Structural Formula (I): Y is a covalent bond, a phenylene group or a substituted or unsubstituted straight chained hydrocarbyl group. In addition, Y, taken together with both >C?Z groups to which it is bonded, is a substituted or unsubstituted aromatic group. Preferably, Y is a covalent bond or —C(R7R8)—. R1 and R2 are independently an aryl group or a substituted aryl group, R3 and R4 are independently —H, an aliphatic group, a substituted aliphatic group, an aryl group or a substituted aryl group. R5-R6 are independently —H, an aliphatic group, a substituted aliphatic group, an aryl group or a substituted aryl group. R7 and R8 are each independently —H, an aliphatic or substituted aliphatic group, or R7 is —H and R8 is a substituted or unsubstituted aryl group, or, R7 and R8, taken together, are a C2-C6 substituted or unsubstituted alkylene group. Z is ?O or ?S.
    Type: Grant
    Filed: January 15, 2003
    Date of Patent: August 2, 2005
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Keizo Koya, Lijun Sun, Shoujun Chen, Noriaki Tatsuta, Yaming Wu, Mitsunori Ono
  • Publication number: 20050074850
    Abstract: Differentially expressed L-type calcium channel nucleic acid sequences and polypeptides have been identified that include novel sequences that are differentially expressed in non-excitable cells. Such sequences can be used, for example, as targets for identifying agents that modulate calcium influx, e.g., in non-excitable cells. Methods related to modulation of cell growth are also included.
    Type: Application
    Filed: May 28, 2004
    Publication date: April 7, 2005
    Applicants: Synta Pharmaceuticals Corp., Beth Israel Deaconess Medical Center, Inc.
    Inventors: Monica Nadler, Jean-Pierre Kinet, Pierre Launay, Jerome Mahiou
  • Patent number: 6861436
    Abstract: Disclosed is a compound represented by Structural Formula (I): Ring A is substituted or unsubstituted and optionally fused to an aryl group. Z1 and Z2 are independently ?O, ?S, ?N—OR12 or ?NR12 R1 and R2 are independently —H, an aliphatic group, a substituted aliphatic group, an unsubstituted non-aromatic heterocylic group, a substituted non-aromatic heterocylic group, an aryl group or a substituted aryl group, provided that R1 and R2 are not both —H. Alternatively, —NR1R2, taken together, is a substituted or unsubstituted non-aromatic nitrogen-containing heterocyclic group or a substituted or unsubstituted nitrogen-containing heteroaryl group. R3 is a substituted or unsubstituted aryl group or a substituted or unsubstituted aliphatic group. X is a covalent bond, —C(R4R5)—, —N(R4)—, —O—, —S—, —S(O)—, —S(O)2—, —C(?O)—, —C(?O)—N(R4)—, or —N(R4)—C(?O)—. R4 and R5 are independently —H or a substituted or unsubstituted aliphatic group. R12 is —H or a substituted or unsubstituted alkyl group.
    Type: Grant
    Filed: September 13, 2002
    Date of Patent: March 1, 2005
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Keizo Koya, Lijun Sun, Mitsunori Ono, Weiwen Ying, Hao Li
  • Patent number: 6858606
    Abstract: This invention features pyrimidine compounds of formula (I): R1 is in which one of Ra and Rb is H or alkyl, and the other is aryl or heteroaryl optionally substituted with Rd and Rem; each of R2 and R4 is H; R3 is H, alkyl, aryl, heteroaryl, cyclyl, heterocyclyl, or alkylcarbonyl; R5 is H or alkyl; n is 0, 1, 2, 3, 4, 5, or 6; X is NRc; Y is 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 Rc is H, alkyl, aryl, heteroaryl, cyclyl, heterocyclyl, or alkylcarbonyl; Rd is halogen, CN, alkyl alkyloxy, alkylcarbonyl, alkyloxycarbonyl, aryloxycarbonyl, heteroaryloxycarbonyl, hydroxyalkyl, alkylamino, or alkylaminocarbonyl; Re is halogen, CN, hydroxyl, alkyl, aryl, heteroaryl, alkoxyl, aryloxyl, or heteroaryloxyl; and m is 0, 1, 2, 3, or 4. The pyrimidine compounds can be used to treat an IL-12 overproduction-related disorder (e.g.
    Type: Grant
    Filed: November 26, 2002
    Date of Patent: February 22, 2005
    Assignee: Synta Pharmaceutical Corp.
    Inventors: Lijun Sun, Mitsunori Ono, Elena Kostik, Yumiko Wada
  • Publication number: 20050009920
    Abstract: Disclosed is a compound represented by the Structural Formula (I): Y is a covalent bond, a phenylene group or a substituted or unsubstituted straight chained hydrocarbyl group. In addition, Y, taken together with both >C?Z groups to which it is bonded, is a substituted or unsubstituted aromatic group. Preferably, Y is a covalent bond or —C(R7R8)—. R1 and R2 are independently an aryl group or a substituted aryl group, R3 and R4 are independently —H, an aliphatic group, a substituted aliphatic group, an aryl group or a substituted aryl group. R5-R6 are independently —H, an aliphatic group, a substituted aliphatic group, an aryl group or a substituted aryl group. R7 and R8 are each independently —H, an aliphatic or substituted aliphatic group, or R7 is —H and R8 is a substituted or unsubstituted aryl group, or, R7 and R8, taken together, are a C2-C6 substituted or unsubstituted alkylene group. Z is ?0 or ?S.
    Type: Application
    Filed: May 14, 2004
    Publication date: January 13, 2005
    Applicant: Synta Pharmaceuticals Corp.
    Inventors: Keizo Koya, Lijun Sun, Shoujun Chen, Noriaki Tatsuta, Yaming Wu, Mitsunori Ono
  • Patent number: 6825235
    Abstract: Disclosed is a method of preparing a thiohydrazide product compound from a hydrazide starting compound. The hydrazide starting compound is represented by Structural Formula (I): The thiohydrazide product compound is represented by Structural Formula (II): In Structural Formulas (I)-(II), R1 and R2 are independently an aliphatic group, a substituted aliphatic group, an aryl group or a substituted aryl group, or R1 and R2 taken together with the carbon and nitrogen atoms to which they are bonded, form a non-aromatic heterocyclic ring optionally fused to an aromatic ring. When R2 is an aryl group or a substituted aryl group, then R5 is a hydrazine protecting group; and when R2 is an aliphatic or substituted aliphatic group, then R5 is —H or a hydrazine protecting group. R10 is —H or a substituted or unsubstituted alkyl group. The method comprising the step of reacting the starting compound with a thionylating reagent.
    Type: Grant
    Filed: July 10, 2002
    Date of Patent: November 30, 2004
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Shoujun Chen, Lijun Sun, Zhi-Qiang Xia, Keizo Koya, Mitsunori Ono
  • Publication number: 20040229952
    Abstract: Disclosed is a method of preparing a thiohydrazide product compound from a hydrazide starting compound.
    Type: Application
    Filed: March 24, 2004
    Publication date: November 18, 2004
    Applicant: Synta Pharmaceuticals Corp.
    Inventors: Shoujun Chen, Lijun Sun, Zhi-Qiang Xia, Keizo Koya, Mitsunori Ono
  • Publication number: 20040214850
    Abstract: Disclosed is a compound represented by Structural Formula (I): 1
    Type: Application
    Filed: May 20, 2004
    Publication date: October 28, 2004
    Applicant: Synta Pharmaceuticals Corp.
    Inventors: Keizo Kova, Lijun Sun, Mitsunori Ono, Weiwen Ying, Hao Li
  • Patent number: 6800660
    Abstract: Disclosed is a compound represented by the Structural Formula (I): Y is a covalent bond, a phenylene group or a substituted or unsubstituted straight chained hydrocarbyl group. In addition, Y, taken together with both >C═Z groups to which it is bonded, is a substituted or unsubstituted aromatic group. Preferably, Y is a covalent bond or —C(R7R8)—. R1 and R2 are independently an aryl group or a substituted aryl group, R3 and R4 are independently —H, an aliphatic group, a substituted aliphatic group, an aryl group or a substituted aryl group. R5-R6 are independently —H, an aliphatic group, a substituted aliphatic group, an aryl group or a substituted aryl group. R7 and R8 are each independently —H, an aliphatic or substituted aliphatic group, or R7 is —H and R8 is a substituted or unsubstituted aryl group, or, R7 and R8, taken together, are a C2-C6 substituted or unsubstituted alkylene group. Z is ═O or ═S.
    Type: Grant
    Filed: July 10, 2002
    Date of Patent: October 5, 2004
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Keizo Koya, Lijun Sun, Shoujun Chen, Noriaki Tatsuta, Yaming Wu, Mitsunori Ono
  • Publication number: 20040152897
    Abstract: Disclosed are methods of preparing substituted indolizines represented by the following formula: 1
    Type: Application
    Filed: September 11, 2003
    Publication date: August 5, 2004
    Applicant: Synta Pharmaceuticals Corp.
    Inventors: Lijun Sun, Keizo Koya, Zhi-Qiang Xia, Teresa Przewloka, Shijie Zhang, Mitsunori Ono
  • Patent number: 6743919
    Abstract: Disclosed is a compound represented by Structural Formula (I): R1 is a substituted or unsubstituted 2-imidazolyl group which is optionally fused to a substituted or unsubstituted aryl group. Z1 is ═O, ═S, ═NOR11, or ═NR11. R is represented by a Structural Formula selected from (II)-(VII): The variables in Structural Formulas (II)-(VII) are described below.
    Type: Grant
    Filed: August 29, 2002
    Date of Patent: June 1, 2004
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Keizo Koya, Lijun Sun, Mitsunori Ono, David James, Weiwen Ying, Shoujun Chen
  • Publication number: 20040053937
    Abstract: This invention features pyrimidine compounds of formula (I): 1 2
    Type: Application
    Filed: September 5, 2003
    Publication date: March 18, 2004
    Applicant: Synta Pharmaceuticals Corp.
    Inventors: Lijun Sun, Mitsunori Ono, Teresa Przewloka, Elena Kostik, Yumiko Wada
  • Publication number: 20040053926
    Abstract: This invention relates to triazine compounds of formula (I): 1
    Type: Application
    Filed: September 5, 2003
    Publication date: March 18, 2004
    Applicant: Synta Pharmaceuticals Corp., a Delaware Corporation
    Inventors: M. Ono, Lijun Sun, Shijie Zhang, Teresa Przewloka, David A. James, Wenli Ding, Yumiko Wada
  • Publication number: 20040048873
    Abstract: This invention features pyrimidine compounds of formula (I): 1
    Type: Application
    Filed: September 5, 2003
    Publication date: March 11, 2004
    Applicant: Synta Pharmaceuticals Corp., a Delaware corporatio
    Inventors: Mitsunori Ono, Shijie Zhang, Teresa Przewloka, K. Koya, Elena Kostik, Yuniko Wada, Lijun Sun, Weiwen Ying
  • Patent number: 6693097
    Abstract: This invention features pyrimidine compounds of formula (I): 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: November 30, 2001
    Date of Patent: February 17, 2004
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Mitsunori Ono, Shijie Zhang, Teresa Przewloka, K. Koya, Elena Kostik, Yuniko Wada, Lijun Sun, Weiwen Ying
  • Patent number: 6680315
    Abstract: This invention relates to triazine compounds of formula (I): R1 is, aryl, or heteroaryl; each of R2, R4, and R5, independently, is Rc, halogen, nitro, nitroso, cyano, azide, isothionitro, SRc, or ORc; R3 is Rc, alkenyl, alkynyl, aryl, heteroaryl, cyclyl, heterocyclyl, 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; n is 0, 1, 2, 3, 4, 5, 6, or 7; 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), or S(O2); Z is N; 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, or alkylcarbonyl.
    Type: Grant
    Filed: November 30, 2001
    Date of Patent: January 20, 2004
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Mitsunori Ono, Lijun Sun, Shijie Zhang, Teresa Przewloka, David A. James, Wenli Ding, Yumiko Wada