Patents by Inventor Jun Terauchi

Jun Terauchi 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: 9475822
    Abstract: The present invention provides a novel amide derivative having a matrix metalloproteinase inhibitory activity, and useful as a pharmaceutical agent, which is a compound represented by the formula (I) wherein ring A is an optionally substituted, nitrogen containing heterocycle, ring B is an optionally substituted monocyclic homocycle or an optionally substituted monocyclic heterocycle, Z is N or NR1 (R1 is a hydrogen atom or an optionally substituted hydrocarbon group), is a single bond or a double bond, R2 is a hydrogen atom or an optionally substituted hydrocarbon group, X is an optionally substituted spacer having 1 to 6 atoms, ring C is (1) an optionally substituted homocycle or (2) an optionally substituted heterocycle other than a ring represented by (II) (X? is S, O, SO, or CH2), and at least one of ring B and ring C has substituent(s), provided that N-{(1S,2R)-1-(3,5-difluorobenzyl)-3-[(3-ethylbenzyl)amino]2 hydroxypropyl} 5,6 dimethyl 4 oxo 1,4 dihydrothieno[2,3-d]pyrimidine-2-carboxamide is excluded,
    Type: Grant
    Filed: July 29, 2015
    Date of Patent: October 25, 2016
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Jun Terauchi, Hiroshi Nara, Hideyuki Oki, Kenjiro Sato
  • Patent number: 9212149
    Abstract: The present invention provides a novel amide derivative having a matrix metalloproteinase inhibitory activity, and useful as a pharmaceutical agent, which is a compound represented by the formula (I) wherein ring A is an optionally substituted, nitrogen-containing heterocycle, ring B is an optionally substituted monocyclic homocycle or an optionally substituted monocyclic heterocycle, Z is N or NR1 (R1 is a hydrogen atom or an optionally substituted hydrocarbon group), is a single bond or a double bond, R2 is a hydrogen atom or an optionally substituted hydrocarbon group, X is an optionally substituted spacer having 1 to 6 atoms, ring C is (1) an optionally substituted homocycle or (2) an optionally substituted heterocycle other than a ring represented by (II) (X? is S, O, SO, or CH2), and at least one of ring B and ring C has substituent(s), provided that N-{(1S,2R)-1-(3,5-difluorobenzyl)-3-[(3-ethylbenzyl)amino]-2-hydroxypropyl}-5,6-dimethyl-4-oxo-1,4-dihadrothieno[2,3-d]pyrimidine-2-carboxamide is exclude
    Type: Grant
    Filed: April 28, 2005
    Date of Patent: December 15, 2015
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Jun Terauchi, Hiroshi Nara, Hideyuki Oki, Kenjiro Sato
  • Publication number: 20150329556
    Abstract: The present invention provides a novel amide derivative having a matrix metalloproteinase inhibitory activity, and useful as a pharmaceutical agent, which is a compound represented by the formula (I) wherein ring A is an optionally substituted, nitrogen containing heterocycle, ring B is an optionally substituted monocyclic homocycle or an optionally substituted monocyclic heterocycle, Z is N or NR1 (R1 is a hydrogen atom or an optionally substituted hydrocarbon group), is a single bond or a double bond, R2 is a hydrogen atom or an optionally substituted hydrocarbon group, X is an optionally substituted spacer having 1 to 6 atoms, ring C is (1) an optionally substituted homocycle or (2) an optionally substituted heterocycle other than a ring represented by (II) (X? is S, O, SO, or CH2), and at least one of ring B and ring C has substituent(s), provided that N-{(1S,2R)-1-(3,5-difluorobenzyl)-3-[(3-ethylbenzyl)amino]2 hydroxypropyl}5,6 dimethyl 4 oxo 1,4 dihydrothieno[2,3-d]pyrimidine-2-carboxamide is excluded,
    Type: Application
    Filed: July 29, 2015
    Publication date: November 19, 2015
    Inventors: Jun Terauchi, Hiroshi Nara, Hideyuki Oki, Kenjiro Sato
  • Patent number: 8183285
    Abstract: The present invention provides a therapeutic agent and methods thereof for the treatment for irritable bowel syndrome. The agent comprises a compound represented by formula (I): wherein, R1 represents an optionally substituted hydrocarbon group, etc., R2 represents a hydrogen atom or an optionally substituted hydrocarbon group, R3 represents a hydrogen atom, an optionally substituted hydrocarbon group, etc., X represents CHR4, NR4, CO, O or S (wherein, R4 represents a hydrogen atom, an optionally substituted hydrocarbon group, etc.), Y represents C, CH or N, represents a single bond or double bond, ring A represents an optionally substituted 5- to 7-membered oxygen-containing heterocyclic ring, ring B represents an optionally substituted benzene ring, and m represents an integer of 1 to 4, or a salt thereof, wherein the compound represented by formula (I) or a salt thereof is (S)—N-[2-(1,6,7,8-tetrahydro-2H-indeno[5,4-b]furan-8-yl)ethyl]propionamide.
    Type: Grant
    Filed: June 29, 2010
    Date of Patent: May 22, 2012
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Jun Terauchi, Fumihiko Sato, Nobuhiro Inatomi
  • Patent number: 7915267
    Abstract: The present invention provides a novel amide compound represented by the following formula, which has a matrix metalloproteinase inhibitory activity and is useful as a pharmaceutical agent. wherein each symbol is as defined in the specification.
    Type: Grant
    Filed: October 27, 2006
    Date of Patent: March 29, 2011
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Hiroshi Nara, Akira Kaieda, Kenjiro Sato, Jun Terauchi
  • Publication number: 20100267821
    Abstract: The present invention provides a prophylactic or therapeutic agent for irritable bowel syndrome, which comprises a compound represented by formula (I): wherein, R1 represents an optionally substituted hydrocarbon group, etc., R2 represents a hydrogen atom or an optionally substituted hydrocarbon group, R3 represents a hydrogen atom, an optionally substituted hydrocarbon group, etc., X represents CHR4, NR4, CO, O or S (wherein, R4 represents a hydrogen atom, an optionally substituted hydrocarbon group, etc.), Y represents C, CH or N, represents a single bond or double bond, ring A represents an optionally substituted 5- to 7-membered oxygen-containing heterocyclic ring, ring B represents an optionally substituted benzene ring, and m represents an integer of 1 to 4, or a salt thereof.
    Type: Application
    Filed: June 29, 2010
    Publication date: October 21, 2010
    Applicant: Takeda Pharmaceutical Company Limited
    Inventors: Jun Terauchi, Fumihiko Sato, Nobuhiro Inatomi
  • Publication number: 20090137603
    Abstract: The present invention provides a novel amide compound represented by the following formula, which has a matrix metalloproteinase inhibitory activity and is useful as a pharmaceutical agent. wherein each symbol is as defined in the specification.
    Type: Application
    Filed: October 27, 2006
    Publication date: May 28, 2009
    Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Hiroshi Nara, Akira Kaieda, Kenjiro Sato, Jun Terauchi
  • Publication number: 20090048325
    Abstract: The present invention provides a prophylactic or therapeutic agent for irritable bowel syndrome, which comprises a compound represented by formula (I): wherein, R1 represents an optionally substituted hydrocarbon group, etc., R2 represents a hydrogen atom or an optionally substituted hydrocarbon group, R3 represents a hydrogen atom, an optionally substituted hydrocarbon group, etc., X represents CHR4, NR4, CO, O or S (wherein, R4 represents a hydrogen atom, an optionally substituted hydrocarbon group, etc.), Y represents C, CH or N, represents a single bond or double bond, ring A represents an optionally substituted 5- to 7-membered oxygen-containing heterocyclic ring, ring B represents an optionally substituted benzene ring, and m represents an integer of 1 to 4, or a salt thereof.
    Type: Application
    Filed: March 19, 2007
    Publication date: February 19, 2009
    Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Jun Terauchi, Fumihiko Sato, Nobuhiro Inatomi
  • Publication number: 20080027050
    Abstract: The present invention provides a novel amide derivative having a matrix metalloproteinase inhibitory activity, and useful as a pharmaceutical agent, which is a compound represented by the formula (I) wherein ring A is an optionally substituted, nitrogen-containing heterocycle, ring B is an optionally substituted monocyclic homocycle or an optionally substituted monocyclic heterocycle, Z is N or NR1 (R1 is a hydrogen atom or an optionally substituted hydrocarbon group), is a single bond or a double bond, R2 is a hydrogen atom or an optionally substituted hydrocarbon group, X is an optionally substituted spacer having 1 to 6 atoms, ring C is (1) an optionally substituted homocycle or (2) an optionally substituted heterocycle other than a ring represented by (II) (X? is S, O, SO, or CH2), and at least one of ring B and ring C has substituent(s), provided that N-{(1S,2R)-1-(3,5-difluorobenzyl)-3-[(3-ethylbenzyl)amino]-2-hydroxypropyl}-5,6-dimethyl-4-oxo-1,4-dihadrothieno[2,3-d]pyrimidine-2-carboxamide is exclude
    Type: Application
    Filed: April 28, 2005
    Publication date: January 31, 2008
    Applicant: Takeda Pharmaceutical Company Limited
    Inventors: Jun Terauchi, Haruhiko Kuno, Hiroshi Nara, Hideyuki Oki, Kenjiro Sato
  • Patent number: 7256204
    Abstract: A compound of the formula: wherein Ar is an aromatic ring assembly group which may be substituted or a fused aromatic group which may be substituted; X is (i) a bond, (ii) —S—, —SO— or —SO2—, (iii) C1-6 alkylene, C2-6 alkenylene or C2-6 alkynylene, etc.
    Type: Grant
    Filed: August 21, 2003
    Date of Patent: August 14, 2007
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Kaneyoshi Kato, Jun Terauchi, Hiroaki Fukumoto, Mitsuru Kakihana
  • Publication number: 20070173498
    Abstract: A melanin-concentrating hormone antagonist which comprises a compound of the formula: wherein Ar1 is a cyclic group which may have substituents; X is a spacer having a main chain of 1 to 6 atoms; Y is a bond or a spacer having a main chain of 1 to 6 atoms; Ar is a monocyclic aromatic ring which may be condensed with a 4 to 8 membered non-aromatic ring, and may have further substituents; R1 and R2 are independently hydrogen atom or a hydrocarbon group which may have substituents; R1 and R2, together with the adjacent nitrogen atom, may form a nitrogen-containing hetero ring which may have substituents; R2 may form a spiro ring together with Ar; or R2, together with the adjacent nitrogen atom and Y, may form a nitrogen-containing hetero ring which may have substituents; or a salt thereof; which is useful as an agent for preventing or treating obesity, etc.
    Type: Application
    Filed: September 12, 2005
    Publication date: July 26, 2007
    Inventors: Kaneyoshi Kato, Jun Terauchi, Masaaki Mori, Nobuhiro Suzuki, Yukio Shimomura, Shiro Takekawa, Yuji Ishihara
  • Patent number: 7229986
    Abstract: A melanin-concentrating hormone antagonist comprising a compound of the formula: wherein R is hydrogen atom or a cyclic group which may be substituted; X is a bond or a spacer having a main chain of 1 to 10 atoms; Y is a spacer having a main chain of 1 to 6 atoms; ring A is benzene ring which may be further substituted; ring B is a 5- to 9-membered nitrogen-containing non-aromatic heterocyclic ring which may be further substituted; R1 and R2 are the same or different and are hydrogen atom, a hydrocarbon group which may be substituted or a heterocyclic group which may be substituted; or R1 and R2, together with the adjacent nitrogen atom, may form a nitrogen-containing heterocyclic ring which may be substituted; or R2, together with the adjacent nitrogen atom and Y, may form a nitrogen-containing heterocyclic ring which may be substituted; or a salt thereof is useful as a preventive or therapeutic agent for obesity, etc.
    Type: Grant
    Filed: May 15, 2001
    Date of Patent: June 12, 2007
    Assignee: Takeda Pharmaceutical Company Ltd.
    Inventors: Yuji Ishihara, Jun Terauchi, Nobuhiro Suzuki, Shiro Takekawa, Kazuyoshi Aso
  • Patent number: 7115750
    Abstract: A melanin-concentrating hormone antagonist which comprises a compound of the formula: wherein Ar1 is a cyclic group which may have substituents; X is a spacer having a main chain of 1 to 6 atoms; Y is a bond or a spacer having a main chain of 1 to 6 atoms; Ar is a monocyclic aromatic ring which may be condensed with a 4 to 8 membered non-aromatic ring, and may have further substituents; R1 and R2 are independently hydrogen atom or a hydrocarbon group which may have substituents; R1 and R2, together with the adjacent nitrogen atom, may form a nitrogen-containing hetero ring which may have substituents; R2 may form a spiro ring together with Ar; or R2, together with the adjacent nitrogen atom and Y, may form a nitrogen-containing hetero ring which may have substituents; or a salt thereof; which is useful as an agent for preventing or treating obesity, etc.
    Type: Grant
    Filed: September 19, 2000
    Date of Patent: October 3, 2006
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Kaneyoshi Kato, Jun Terauchi, Masaaki Mori, Nobuhiro Suzuki, Yukio Shimomura, Shiro Takekawa, Yuji Ishihara
  • Publication number: 20040077867
    Abstract: A compound of the formula: 1
    Type: Application
    Filed: August 21, 2003
    Publication date: April 22, 2004
    Inventors: Kaneyoshi Kato, Jun Terauchi, Hiroaki Fukumoto, Mitsuru Kakihana
  • Patent number: 6613805
    Abstract: A compound of the formula: wherein Ar is an aromatic ring assembly group which may be substituted or a fused aromatic group which may be substituted; X is (i) a bond, (ii) —S—, —SO— or —SO2—, (iii) C1-6 alkylene, C2-6 alkenylene or C2-6 alkynylene, etc.
    Type: Grant
    Filed: August 16, 2001
    Date of Patent: September 2, 2003
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Kaneyoshi Kato, Jun Terauchi, Hiroaki Fukumoto, Mitsuru Kakihana
  • Publication number: 20030158177
    Abstract: A melanin-concentrating hormone antagonist comprising a compound of the formula: 1
    Type: Application
    Filed: November 12, 2002
    Publication date: August 21, 2003
    Inventors: Yuji Ishihara, Jun Terauchi, Nobuhiro Suzuki, Shiro Takekawa, Kazuyoshi Aso
  • Patent number: 6586475
    Abstract: A compound of the formula: wherein Ar is an aromatic group; X and Y are a bivalent group selected from —O—, —S—, —CO—, —SO2—, —NR8—, —CONR8—, SO2NR8 and —COO— (wherein R8 is H, a hydrocarbon group or acyl), or a bivalent C1-6 aliphatic hydrocarbon group which may contain one or two above bivalent groups; R1 and R2 are H or C1-6 alkyl, or R1 and R2 may form, together with the adjacent nitrogen atom, a nitrogen-containing heterocyclic ring; and ring A is a monocyclic aromatic ring, or a salt thereof or a prodrug thereof exhibits an excellent inhibitory activity of the production and/or the secretion of amyloid-&bgr; protein.
    Type: Grant
    Filed: June 5, 2001
    Date of Patent: July 1, 2003
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Kaneyoshi Kato, Jun Terauchi, Hiroaki Fukumoto, Mitsuru Kakihana
  • Publication number: 20020032189
    Abstract: A compound of the formula: 1
    Type: Application
    Filed: August 16, 2001
    Publication date: March 14, 2002
    Inventors: Kaneyoshi Kato, Jun Terauchi, Hiroaki Fukumoto, Mitsuru Kakihana
  • Patent number: 6329389
    Abstract: The present invention provides a compound of the formula: wherein Ar represents an aromatic group which may be substituted; X represents methylene, S, SO, SO2 or CO; Y represents a spacer having a main chain of 2 to 5 atoms; n represents an integer of 1 to 5; i) R1 and R2 each represents a hydrogen atom or a lower alkyl which may be substituted, ii) R1 and R2 form, taken together with the adjacent nitrogen atom, a nitrogen-containing heterocyclic ring which may be substituted, or iii) R1 or R2 together with —(CH2)n—N═ form, bonded to a component atom of Ring B, a spiro-ring which may be substituted; Ring A represents an aromatic ring which may be substituted; Ring B represents a 4- to 7-membered nitrogen-containing non-aromatic ring which may be further substituted by alkyl or acyl, with a proviso that X represents S, SO, SO2 or CO when Ring A has as a substituent a group represented by the formula: —NHCOR11 where R11 represents alkyl, alkoxyalkyl, alkylthio
    Type: Grant
    Filed: November 19, 1999
    Date of Patent: December 11, 2001
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Nobuhiro Suzuki, Kaneyoshi Kato, Shiro Takekawa, Jun Terauchi, Satoshi Endo
  • Patent number: 6310107
    Abstract: A compound of the formula: wherein Ar is an aromatic ring assembly group which may be substituted or a fused aromatic group which may be substituted; X is (i) a bond, (ii) —S—, —SO— or —SO2—, (iii) C1-6 alkylene, C2-6 alkenylene or C2-6 alkynylene, etc.
    Type: Grant
    Filed: June 21, 1999
    Date of Patent: October 30, 2001
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Kaneyoshi Kato, Jun Terauchi, Hiroaki Fukumoto, Mitsuru Kakihana