Patents by Inventor Taro Terauchi

Taro 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: 9416109
    Abstract: The present disclosure provides compounds and methods that are useful for the preparation of compounds useful as orexin-2 receptor antagonists.
    Type: Grant
    Filed: February 14, 2013
    Date of Patent: August 16, 2016
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: George Anthony Moniz, Annie Zhu Wilcoxen, Farid Benayoud, Jaemoon Lee, Huiming Zhang, Taro Terauchi, Ayumi Takemura, Yu Yoshida, Toshiaki Tanaka, Keiichi Sorimachi, Yoshimitsu Naoe, Yuji Kazuta
  • Publication number: 20150025237
    Abstract: The present disclosure provides compounds and methods that are useful for the preparation of compounds useful as orexin-2 receptor antagonists.
    Type: Application
    Filed: February 14, 2013
    Publication date: January 22, 2015
    Inventors: George Anthony Moniz, Annie Zhu Wilcoxen, Farid Benayoud, Jaemoon Lee, Huiming Zhang, Taro Terauchi, Ayumi Takemura, Yu Yoshida, Toshiaki Tanaka, Keiichi Sorimachi, Yoshimitsu Naoe, Yuji Kazuta
  • Patent number: 8530504
    Abstract: A compound represented by the formula (I) or pharmacologically acceptable salt thereof exhibits an excellent CRF receptor antagonism wherein X is a nitrogen atom or CH; R1 is -A11-A12; A11 is a single bond or a C1-6 alkylene group; A12 is a hydrogen atom, a C1-6 alkyl group or a C3-6 cycloalkyl group, etc.; R2 is -A21-A22; A21 is a single bond or a C1-6 alkylene group; A22 is a hydrogen atom, a C1-6 alkyl group, a C3-6 cycloalkyl group, a non-aromatic heterocyclic group, or a heteroaryl group, etc.; R3 is a C1-6 alkyl group, a C3-6 cycloalkyl group, a C1-6 alkoxy group, a C3-6 cycloalkoxy C1-6 alkyl group, di-C1-6 alkyl amino group, a halogen atom, a cyano group, a formyl group, or a carboxyl group, etc; R4 is a hydrogen atom or a C1-6 alkoxy group; R5 is a halogen atom, a C1-6 alkyl group, or a C1-6 alkoxy group; R6 is a hydrogen atom, a C1-6 alkyl group, a C1-6 alkoxy group, a C1-6 alkylthio group, or a C1-6 alkyl sulfinyl group etc.
    Type: Grant
    Filed: October 7, 2010
    Date of Patent: September 10, 2013
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: Kogyoku Shin, Taro Terauchi, Yoshinori Takahashi, Minako Hashizume, Kunitoshi Takeda, Kodo Shikata, Akira Inomata
  • Patent number: 8431603
    Abstract: A compound represented by the following formula (I), or salt thereof exhibits excellent CRF receptor antagonism, and sufficient pharmacological activity, safety and pharmacokinetic properties as a drug. wherein R1 represents the formula -A11-A12; R2 represents tetrahydrofurylmethyl, tetrahydropyranylmethyl or tetrahydropyranyl; A11 represents a single bond, methylene or 1,2-ethylene; A12 represents C1-6 alkyl, C3-6 cycloalkyl or C3-6 cycloalkyl having methyl; R3 represents methoxy, cyano, cyclobutyloxymethyl, methoxymethyl or ethoxymethyl; and R4 represents methoxy or chlorine.
    Type: Grant
    Filed: April 9, 2009
    Date of Patent: April 30, 2013
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: Hisashi Shibata, Kodo Shikata, Akira Inomata, Kogyoku Shin, Taro Terauchi, Yoshinori Takahashi, Minako Hashizume, Kunitoshi Takeda
  • Patent number: 8268848
    Abstract: A cyclopropane compound represented by the following formula (A) or a pharmaceutically acceptable salt thereof has orexin receptor antagonism, and therefore has a potencial of usefulness for the treatment of sleep disorder for which orexin receptor antagonism is effective, for example, insomnia: wherein Q represents —CH— or a nitrogen atom, R1a and R1b each independently represent a C1-6 alkyl group and the like, R1c represents a hydrogen atom and the like, R2a, R2b, R2c and R2d each independently represent a hydrogen atom, a halogen atom, a C1-6 alkyl group and the like, R3a, R3b and R3c each independently represent a hydrogen atom, a halogen atom and the like, and R3d represents a hydrogen atom and the like.
    Type: Grant
    Filed: September 20, 2011
    Date of Patent: September 18, 2012
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: Taro Terauchi, Ayumi Takemura, Takashi Doko, Yu Yoshida, Toshiaki Tanaka, Keiichi Sorimachi, Yoshimitsu Naoe, Carsten Beuckmann, Yuji Kazuta
  • Publication number: 20120165339
    Abstract: A cyclopropane derivative represented by the following formula (I) or a pharmaceutically acceptable salt thereof has orexin receptor inhibitory action, and thus, is extremely useful as an agent for preventing or treating sleep disorder or dyssomnia caused by orexin, including insomnia as a typical example: wherein A1, A2 and A3 each independently represent an aryl group, a heterocyclyl group or the like, R1, R2 and R3 each independently represent a hydrogen atom, a C1-6 alkyl group or the like, X represents an oxygen atom or the like, and L represents a bond or the like.
    Type: Application
    Filed: December 20, 2011
    Publication date: June 28, 2012
    Applicant: EISAI R&D MANAGEMENT CO., LTD.
    Inventors: Taro Terauchi, Ayumi Takemura, Yuji Kazuta, Fumihiro Ozaki, Takashi Doko, Yu Yoshida, Toshiaki Tanaka, Keiichi Sorimachi, Yoshimitsu Naoe, Carsten Beuckmann
  • Publication number: 20120095031
    Abstract: A cyclopropane compound represented by the following formula (A) or a pharmaceutically acceptable salt thereof has orexin receptor antagonism, and therefore has a potencial of usefulness for the treatment of sleep disorder for which orexin receptor antagonism is effective, for example, insomnia: wherein Q represents —CH— or a nitrogen atom, R1a and R1b each independently represent a C1-6 alkyl group and the like, R1c represents a hydrogen atom and the like, R2a, R2b, R2c and R2d each independently represent a hydrogen atom, a halogen atom, a C1-6 alkyl group and the like, R3a, R3b and R3c each independently represent a hydrogen atom, a halogen atom and the like, and R3d represents a hydrogen atom and the like.
    Type: Application
    Filed: September 20, 2011
    Publication date: April 19, 2012
    Applicant: EISAI R&D MANAGEMENT CO., LTD.
    Inventors: Taro Terauchi, Ayumi Takemura, Takashi Doko, Yu Yoshida, Toshiaki Tanaka, Keiichi Sorimachi, Yoshimitsu Naoe, Carsten Beuckmann, Yuji Kazuta
  • Publication number: 20110086898
    Abstract: A compound represented by the formula (I) or pharmacologically acceptable salt thereof exhibits an excellent CRF receptor antagonism.
    Type: Application
    Filed: October 7, 2010
    Publication date: April 14, 2011
    Applicant: Eisai R&D Management Co., Ltd.
    Inventors: Kogyoku SHIN, Taro Terauchi, Yoshinori Takahashi, Minako Hashizume, Kunitoshi Takeda, Kodo Shikata, Akira Inomata
  • Publication number: 20110086882
    Abstract: A compound represented by the formula (I) or pharmacologically acceptable salt thereof exhibits an excellent CRF receptor antagonism wherein X is a nitrogen atom or CH; R1 is -A11-A12; A11 is a single bond or a C1-6 alkylene group; A12 is a hydrogen atom, a C1-6 alkyl group or a C3-6 cycloalkyl group, etc.; R2 is -A21-A22; A21 is a single bond or a C1-6 alkylene group; A22 is a hydrogen atom, a C1-6 alkyl group, a C3-6 cycloalkyl group, a non-aromatic heterocyclic group, or a heteroaryl group, etc.; R3 is a C1-6 alkyl group, a C3-6 cycloalkyl group, a C1-6 alkoxy group, a C3-6 cycloalkoxy C1-6 alkyl group, di-C1-6 alkyl amino group, a halogen atom, a cyano group, a formyl group, or a carboxyl group, etc; R4 is a hydrogen atom or a C1-6 alkoxy group; R5 is a halogen atom, a C1-6 alkyl group, or a C1-6 alkoxy group; R6 is a hydrogen atom, a C1-6 alkyl group, a C1-6 alkoxy group, a C1-6 alkylthio group, or a C1-6 alkyl sulfinyl group etc.
    Type: Application
    Filed: October 7, 2010
    Publication date: April 14, 2011
    Applicant: Eisai R&D Management Co., Ltd.
    Inventors: Kogyoku SHIN, Taro TERAUCHI, Yoshinori TAKAHASHI, Minako HASHIZUME, Kunitoshi TAKEDA, Kodo SHIKATA, Akira INOMATA
  • Patent number: 7776890
    Abstract: The present invention provides a novel 1H-indazole compound having an excellent JNK inhibitory action. More specifically, it provides a compound represented by the following formula, a salt thereof or a hydrate of them. Wherein R1 is a C6-C14 aromatic cyclic hydrocarbon group etc.; R2, R4 and R5 each independently represent a hydrogen atom, a halogen atom, a cyano group etc.; L is a single bond, or a C1-C6 alkylene group etc.; X is a single bond, or a group represented by —CO—NH— or —NH—CO—, etc.; and Y is a C3-C8 cycloalkyl group, a C6-C14 aromatic cyclic hydrocarbon group or a 5- to 14-membered aromatic heterocyclic group etc.
    Type: Grant
    Filed: April 20, 2009
    Date of Patent: August 17, 2010
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: Hitoshi Oinuma, Norihito Ohi, Nobuaki Sato, Motohiro Soejima, Hidenori Seshimo, Taro Terauchi, Takashi Doko, Naohiro Kohmura
  • Publication number: 20090259049
    Abstract: A compound represented by the following formula (I), or salt thereof exhibits excellent CRF receptor antagonism, and sufficient pharmacological activity, safety and pharmacokinetic properties as a drug. wherein R1 represents the formula -A11-A12; R2 represents tetrahydrofurylmethyl, tetrahydropyranylmethyl or tetrahydropyranyl; A11 represents a single bond, methylene or 1,2-ethylene; A12 represents C1-6 alkyl, C3-6 cycloalkyl or C3-6 cycloalkyl having methyl; R3 represents methoxy, cyano, cyclobutyloxymethyl, methoxymethyl or ethoxymethyl; and R4 represents methoxy or chlorine.
    Type: Application
    Filed: April 9, 2009
    Publication date: October 15, 2009
    Applicant: Eisai R & D Management Co., Ltd.
    Inventors: Hisashi Shibata, Kodo Shikata, Akira Inomata, Kogyoku Shin, Taro Terauchi, Yoshinori Takahashi, Minako Hashizume, Kunitoshi Takeda
  • Publication number: 20090215795
    Abstract: A cyclic amidine derivative represented by the formula: [wherein R1, R2 and R3 represent hydrogen, C1-6 alkyl, aryl-C1-6 alkyl, etc.; R4, R5 and R7 represent hydrogen, C1-6 alkyl, etc.; Z represents 0 or 1; R6 represents hydrogen, C1-6 alkyl, C1-6 alkyloxycarbonyl, etc.; n represents 1 or 2; Y1 represents a single bond, —CH2—, etc.; Y2 represents a single bond, —CO—, etc.; Ar represents hydrogen, a group represented by the formula: [wherein R10-R14 represent hydrogen, C1-6 alkyl, hydroxyl, C1-6 alkoxy, etc., and R11 and R12 or R12 and R13 may bond together to form a 5- to 8-membered heterocycle], etc.] or a salt thereof.
    Type: Application
    Filed: July 17, 2008
    Publication date: August 27, 2009
    Applicant: EISAI R&D MANAGEMENT CO., LTD.
    Inventors: Shuichi Suzuki, Makoto Kotake, Mitsuaki Miyamoto, Tetsuya Kawahara, Akiharu Kajiwara, Ieharu Hishinuma, Kazuo Okano, Syuhei Miyazawa, Richard Clark, Fumihiro Ozaki, Nobuaki Sato, Masanobu Shinoda, Atsushi Kamada, Itaru Tsukada, Fumiyoshi Matsuura, Yoshimitsu Naoe, Taro Terauchi, Yoshiaki Oohashi, Osamu Ito, Hiroshi Tanaka, Takashi Musha, Motoji Kogushi, Tsutomu Kawata, Toshiyuki Matsuoka, Hiroko Kobayashi, Ken-ichi Chiba, Akifumi Kimura, Naoto Ono
  • Publication number: 20090203691
    Abstract: The present invention provides a novel 1H-indazole compound having an excellent JNK inhibitory action. More specifically, it provides a compound represented by the following formula, a salt thereof or a hydrate of them. Wherein R1 is a C6-C14 aromatic cyclic hydrocarbon group etc.; R2, R4 and R5 each independently represent a hydrogen atom, a halogen atom, a cyano group etc.; L is a single bond, or a C1-C6 alkylene group etc.; X is a single bond, or a group represented by —CO—NH— or —NH—CO—, etc.; and Y is a C3-C8 cycloalkyl group, a C6-C14 aromatic cyclic hydrocarbon group or a 5- to 14-membered aromatic heterocyclic group etc.
    Type: Application
    Filed: April 20, 2009
    Publication date: August 13, 2009
    Inventors: Hitoshi Oinuma, Norihito Ohi, Nobuaki Sato, Motohiro Soejima, Hidenori Seshimo, Taro Terauchi, Takashi Doko, Naohiro Kohmura
  • Patent number: 7541376
    Abstract: The present invention provides a novel 1H-indazole compound having an excellent JNK inhibitory action. More specifically, it provides a compound represented by the following formula, a salt thereof or a hydrate of them. Wherein R1 is a C6-C14 aromatic cyclic hydrocarbon group etc.; R2, R4 and R5 each independently represent a hydrogen atom, a halogen atom, a cyano group etc.; L is a single bond, or a C1-C6 alkylene group etc.; X is a single bond, or a group represented by —CO—NH— or —NH—CO—, etc.; and Y is a C3-C8 cycloalkyl group, a C6-C14 aromatic cyclic hydrocarbon group or a 5- to 14-membered aromatic heterocyclic group etc.
    Type: Grant
    Filed: August 12, 2005
    Date of Patent: June 2, 2009
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: Hitoshi Oinuma, Norihito Ohi, Nobuaki Sato, Motohiro Soejima, Hidenori Seshimo, Taro Terauchi, Takashi Doko, Naohiro Kohmura
  • Publication number: 20090054397
    Abstract: The present invention provides a novel compound having an excellent JNK inhibitory effect. That is, it provides a compound represented by the following formula, a salt thereof or a hydrate of them. Wherein R1 designates —(CO)h—(NRa)j—(CRb?CRc)k—Ar (wherein Ra, Rb and Rc each independently designate a hydrogen atom, a halogen atom, hydroxyl group, an optionally substituted C1-6 alkyl group or the like; Cy designates a 5- or 6-membered heteroaryl; and V each independently designate the formula -L-X—Y (wherein L designates a single bond, an optionally substituted C1-6 alkylene group or the like; X designates a single bond or the formula -A- (wherein A designates NR2, O, CO, S, SO or SO2) and so on; and Y designates a hydrogen atom, a halogen atom, nitro group or the like).
    Type: Application
    Filed: April 29, 2008
    Publication date: February 26, 2009
    Inventors: Norihito Ohi, Nobuaki Sato, Motohiro Soejima, Takashi Doko, Taro Terauchi, Yoshimitsu Naoe, Takafumi Motoki
  • Patent number: 7429609
    Abstract: The present invention provides a novel compound having an excellent JNK inhibitory effect. That is, it provides a compound represented by the following formula, a salt thereof or a hydrate of them. Wherein R1 designates —(CO)h—(NRa)j—(CRb?CRc)k—Ar (wherein Ra, Rb and Rc each independently designate a hydrogen atom, a halogen atom, hydroxyl group, an optionally substituted C1-6 alkyl group or the like; Cy designates a 5- or 6-membered heteroaryl; and V each independently designate the formula -L-X—Y (wherein L designates a single bond, an optionally substituted C1-6 alkylene group or the like; X designates a single bond or the formula -A- (wherein A designates NR2, O, CO, S, SO or SO2) and so on; and Y designates a hydrogen atom, a halogen atom, nitro group or the like).
    Type: Grant
    Filed: May 29, 2003
    Date of Patent: September 30, 2008
    Assignee: Eisai R & D Management Co., Ltd.
    Inventors: Norihito Ohi, Nobuaki Sato, Motohiro Soejima, Takashi Doko, Taro Terauchi, Yoshimitsu Naoe, Takafumi Motoki
  • Patent number: 7304083
    Abstract: A 2-iminoimidazole derivative represented by the formula: {wherein R1, R2 and R3 represent hydrogen, optionally substituted C1-6 alkyl, etc.; R6 represents hydrogen, C1-6 alkyl, C1-6 alkyloxycarbonyl, etc.; Y1 represents a single bond, —CH2—, etc.; Y2 represents a single bond, —CO—, etc.; and Ar represents hydrogen, a group represented by the formula: [wherein R10–R14 represent hydrogen, C1-6 alkyl, hydroxyl, C1-6 alkoxy, etc., and R11 and R12 or R12 and R13 may bond together to form a 5- to 8-membered heterocycle], etc.}or salt thereof.
    Type: Grant
    Filed: April 19, 2002
    Date of Patent: December 4, 2007
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: Shuichi Suzuki, Makoto Kotake, Mitsuaki Miyamoto, Tetsuya Kawahara, Akiharu Kajiwara, Ieharu Hishinuma, Kazuo Okano, Syuhei Miyazawa, Richard Clark, Fumihiro Ozaki, Nobuaki Sato, Masanobu Shinoda, Atsushi Kamada, Itaru Tsukada, Fumiyoshi Matsuura, Yoshimitsu Naoe, Taro Terauchi, Yoshiaki Oohashi, Osamu Ito, Hiroshi Tanaka, Takashi Musha, Motoji Kogushi, Tsutomu Kawata, Toshiyuki Matsuoka, Hiroko Kobayashi, Ken-ichi Chiba, Akifumi Kimura, Naoto Ono
  • Patent number: 7244730
    Abstract: A 2-iminopyrrolidine derivative represented by the formula: {wherein ring B represents a benzene ring, pyridine ring, etc.; R101–R103 represent hydrogen, halogen, C1-6 alkyl, etc.; R5 represents hydrogen, C1-6 alkyl, C1-6 alkoxy-C1-6 alkyl, etc.; R6 represents hydrogen, C1-6 alkyl, C1-6 alkyloxycarbonyl, etc.; Y1 represents a single bond, —CH2—, etc.; Y2 represents a single bond, —CO—, etc.; and Ar represents hydrogen, a group represented by the formula: [wherein R10—R14 represent hydrogen, C1-6 alkyl, hydroxyl, C1-6 alkoxy, etc.; and R11 and R12 or R12 and R13 may bond together to form a 5- to 8-membered heterocyclic ring], etc.}, or a salt thereof.
    Type: Grant
    Filed: April 19, 2002
    Date of Patent: July 17, 2007
    Assignee: Eisai Co., Ltd
    Inventors: Shuichi Suzuki, Makoto Kotake, Mitsuaki Miyamoto, Tetsuya Kawahara, Akiharu Kajiwara, Ieharu Hishinuma, Kazuo Okano, Syuhei Miyazawa, Richard Clark, Fumihiro Ozaki, Nobuaki Sato, Masanobu Shinoda, Atsushi Kamada, Itaru Tsukada, Fumiyoshi Matsuura, Yoshimitsu Naoe, Taro Terauchi, Yoshiaki Oohashi, Osamu Ito, Hiroshi Tanaka, Takashi Musya, Motoji Kogushi, Tsutomu Kawada, Toshiyuki Matsuoka, Hiroko Kobayashi, Ken-ichi Chiba, Akifumi Kimura, Naoto Ono
  • Patent number: 7211589
    Abstract: The present invention provides a novel compound exhibiting an excellent suppressing effect to cell injury caused by radicals and neurotoxicity induced by excitatory nuerotransmitters such as glutamate. Specifically, it provides a compound represented by the following formula, a salt thereof or a hydrate of them. Wherein Z represents a bivalent organic group and the like of from 2 to 3 carbon atom(s) which may have a substituent; and R3 represents a carboxyl group and the like.
    Type: Grant
    Filed: April 25, 2002
    Date of Patent: May 1, 2007
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: Akinori Akaike, Hachiro Sugimoto, Yukio Nishizawa, Masahiro Yonaga, Naoki Asakawa, Naoki Asai, Nariyasu Mano, Taro Terauchi, Takashi Doko
  • Patent number: 6982274
    Abstract: The present invention provides a novel 1H-indazole compound having an excellent JNK inhibitory action. More specifically, it provides a compound represented by the following formula, a salt thereof or a hydrate of them. Wherein R1 is a C6-C14 aromatic cyclic hydrocarbon group etc.; R2, R4 and R5 each independently represent a hydrogen atom, a halogen atom, a cyano group etc.; L is a single bond, or a C1-C6 alkylene group etc.; X is a single bond, or a group represented by —CO—NH— or —NH—CO—, etc.; and Y is a C3-C8 cycloalkyl group, a C6-C14 aromatic cyclic hydrocarbon group or a 5- to 14-membered aromatic heterocyclic group etc.
    Type: Grant
    Filed: April 15, 2002
    Date of Patent: January 3, 2006
    Assignee: Eisai Co., Ltd.
    Inventors: Hitoshi Oinuma, Norihito Ohi, Nobuaki Sato, Motohiro Soejima, Hidenori Seshimo, Taro Terauchi, Takashi Doko, Naohiro Kohmura