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Inventor:
Kumagai; Toshihito
Address:
Tokyo, JP
No. of patents:
20
Patents:




Patent Number Title Of Patent Date Issued
7601734 Cyclic amine compound October 13, 2009
An object of the present invention is to provide a cyclic amine compound which has a potent inhibitory effect on the binding of .alpha.2C-adrenoceptor and is useful in preventing and treating disorders attributable to .alpha.2C-adrenoceptor.The above-described object is solved by the
7528124 1,3-dihydro-2H-indol-2-one derivative May 5, 2009
A 1,3-dihydro-2H-indol-2-one derivative expressed by Formula 1 (wherein R.sub.1 is a halogen atom, a C.sub.1 to C.sub.4 alkyl group, etc., and R.sub.2 is a hydrogen atom, a halogen atom, etc., or R.sub.2 is in the 6-position of the indol-2-one and R.sub.1 and R.sub.2 join together to
7160900 Tetrahydropyridino or piperidino heterocyclic derivatives January 9, 2007
A tetrahydropyridino or piperidino heterocyclic derivative represented by the formula [I]: A-Het [I] has a high affinity for CRF receptors and is effective against diseases in which CRF is considered to be involved.
6894168 Carbamoyl tetrahydropyridine derivatives May 17, 2005
Carbamoyl tetrahydropyridine derivatives represented by the formula: ##STR1##[in the formula, R.sup.1 and R.sup.2 are identical or different, and each represents a hydrogen atom, a C.sub.1 -C.sub.5 alkyl group, or the like; Y.sup.1 --Y.sup.2 represents (R.sup.4)C.dbd.C(R.sup.5), (R.sup.6
6852732 Tetrahydropyridino or piperidino heterocylic derivatives February 8, 2005
A tetrahydropyridino or piperidino heterocyclic derivative represented by the formula [I]:has a high affinity for CRF receptors and is effective against diseases in which CRF is considered to be involved.
6806275 Arylpiperidine derivatives and use thereof October 19, 2004
The present invention provides an arylpiperidine derivative of the formula (I) or a pharmaceutically acceptable salt thereof, which has antipsychotic effect: ##STR1##wherein D is a carbon atom or a nitrogen atom, E is a CH group or a nitrogen atom, G is an oxygen atom, a sulfur atom,
6600038 Carbamoyl tetrahydropyridine derivatives July 29, 2003
Carbamoyl tetrahydropyridine derivatives represented by the formula: ##STR1##[in the formula, R.sup.1 and R.sup.2 are identical or different, and each represents a hydrogen atom, a C.sub.1 -C.sub.5 alkyl group, or the like; Y.sup.1 -Y.sup.2 represents (R.sup.4)C.dbd.C(R.sup.5), (R.sup.6)
6500958 Carboxylic acid derivatives and process for producing the same December 31, 2002
The present invention relates to compounds which are useful for efficient synthesis of 2-amino-4-oxobicyclo[3.1.0]hexane-2,6-dicarboxylic acids.The compounds according to the present invention comprise 2-oxobicyclo[3.1.0]hexane-6-carboxylic acid derivatives represented by the formula as
6479674 Carboxylic acid derivatives and process for producing same November 12, 2002
The present invention relates to compounds which are useful for efficient synthesis of 2-amino-4-oxobicyclo[3.1.0]hexane-2,6-dicarboxylic acids.The compounds according to the present invention comprise 2-oxobicyclo[3.1.0]hexane-6-carboxylic acid derivatives represented by the formula as
6407121 Arylpiperidine derivatives and use thereof June 18, 2002
The present invention provides an arylpiperidine derivative of the formula (I) or a pharmaceutically acceptable salt thereof, which has antipsychotic effect: ##STR1##wherein D is a carbon atom or a nitrogen atom, E is a CH group or a nitrogen atom, G is an oxygen atom, a sulfur atom,
6392086 Intermediates and process for producing fluorine-containing amino acid compound by using the sam May 21, 2002
The present inventions relate to a (1S,5R,6S)- or (1SR, 5RS, 6SR)-3-fluoro-2-oxobicyclo[3.1.0]hex-3-ene-6-carboxylic acid derivative represented by Formula (1): ##STR1##[in the formula, R represents OR.sup.1 or NR.sup.1 R.sup.2, wherein R.sup.1 and R.sup.2 are identical or different,
6380384 1,2-dihydro-2-oxoquinoline derivatives April 30, 2002
A 1,2-dihydro-2-oxoquinoline derivative represented by the formula: ##STR1##wherein Ar is a pyridyl group or a group represented by the formula: ##STR2##(wherein X.sup.3 and X.sup.4 are the same or different, and are each a hydrogen atom, a halogen atom, a C.sub.1-5 alkyl group, a C.sub.
6333428 6-fluorobicyclo[3.1.0]hexane derivatives December 25, 2001
The present invention provides fluorobicyclo[3.1.0]hexane derivatives represented by the formula ##STR1##[wherein R.sup.1 and R.sup.2 are the same or different and each represents a hydrogen atom, a C.sub.1-10 alkyl group, a C.sub.3-8 cycloalkyl group or a C.sub.3-8 cycloalkyl-C.sub.
6329525 1,2-Dihydro-2-oxoquinoline derivatives December 11, 2001
A 1,2-dihydro-2-oxoquinoline derivative represented by the formula: ##STR1##wherein Ar is a pyridyl group or a group represented by the formula: ##STR2##(wherein X.sup.3 and X.sup.4 are the same or different, and are each a hydrogen atom, a halogen atom, a C.sub.1-5 alkyl group, a C.sub.
6316498 Fluorine-containing amino acid derivatives November 13, 2001
Fluorine-containing amino acid derivatives represented general formula (I), pharmaceutically acceptable salts thereof or hydrates of the same, wherein X.sup.1 represents hydrogen or fluorine; and R.sup.1 and R.sup.2 are the same or different and each represents hydrogen or lower C.sub.1-
6291467 Heteroaromatic derivatives September 18, 2001
An aromaheterocyclic derivative represented by the formula: ##STR1##wherein Z is a group represented by the following formula: ##STR2##wherein Ar.sup.1 is a phenyl group or a phenyl group substituted with a halogen atom or an alkyl group of 1 to 5 carbon atoms, R.sup.2 is an alkyl gr
6281355 Nitrogen-containing tetracyclic compounds August 28, 2001
A nitrogen-containing tetracyclic compound represented by the formula: ##STR1##wherein Y.sup.1 --Y.sup.2 --Y.sup.3 is N--C.dbd.N or a group represented by the formula: C.dbd.C--NR.sup.3 (wherein R.sup.3 is a hydrogen atom, a C.sub.1-5 alkyl group or a nitrogen-containing C.sub.2-10 alkyl
6187781 4-Tetrahydropyridylpyrimidine derivatives February 13, 2001
A 4-tetrahydropyridylpyrimidine compound represented by formula (I): ##STR1##wherein Ar represents a phenyl group substituted with 1 to 3 substituents selected from a halogen atom, an alkyl group having 1 to 5 carbon atoms, an alkoxy group having 1 to 5 carbon atoms, and a trifluoromethy
6166033 2-carbonylthiazole derivatives and use of the same December 26, 2000
This invention provides a 2-carbonylthiazole derivative represented by formula (I): ##STR1## wherein each of Ar.sup.1 and Ar.sup.2 represents a phenyl group or a substituted phenyl group; R.sup.1 represents an alkoxy group having 1 to 5 carbon atoms, a hydroxyl group or an amino
5990151 Optically active substituted phenylalkylamine derivatives November 23, 1999
The present invention relates to an optically active, substituted phenylalkylamine derivative represented by Formula [1]: ##STR1## wherein A is a substituted or non-substituted phenyl or thienyl; X.sup.1 is hydrogen, halogen, hydroxyl or a substituted or non-substituted C.sub.1-5


 
 
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