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Inventor: Tamura; Masahiro
Address: Higashimurayama, JP
No. of patents: 20
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 6867221 |
Cyclic amine compounds and pharmaceutical composition containing the same |
March 15, 2005 |
| A cyclic amine compound represented by the following general formula (1): ##STR1##wherein, R.sup.1, R.sup.2 and R.sup.3 each independently represent a hydrogen atom or an alkoxy group; W.sup.1 and W.sup.2 each independently represent N or CH; X represents O, NR.sup.4, CONR.sup.4 or |
| 6632810 |
Cyclic diamine compound with condensed-ring groups |
October 14, 2003 |
| A cyclic diamine compound of formula (1): ##STR1## wherein R.sup.1 and R.sup.2 are individually a hydrogen atom or a methoxy group, provided R.sup.1 is a methoxy group when R.sup.2 is a hydrogen atom, or a hydrogen atom when R.sup.2 is a methoxy group; A is an oxygen atom, a sulfu |
| 6552188 |
Unsymmetrical cyclic diamine compound |
April 22, 2003 |
| Cyclic diamine compounds of formula (1) are disclosed: ##STR1##wherein A is (CH.sub.2).sub.n, (CH.sub.2).sub.n --CH.dbd.CH, CO--(CH.sub.2).sub.n or CO--(CH.sub.2).sub.n --CH.dbd.CH, in which n is a number of 0 to 3; Z represents a formula (2) or (3): ##STR2## in which R.sup.1, |
| 6509329 |
Cyclic diamine compound with 6-membered ring groups |
January 21, 2003 |
| A cyclic diamine compound of formula (1): ##STR1##wherein A is a single bond or C.ident.C; X and Y are individually CH or a nitrogen atom; m is 1 or 2; and n is a number of 1 to 5; an acid-addition salt thereof, or a hydrate thereof. The compound has excellent inhibitory effects on b |
| 6498169 |
Cyclic amine compounds and pharmaceutical composition containing the same |
December 24, 2002 |
| A cyclic amine compound represented by the following general formula (1): ##STR1##wherein, R.sup.1, R.sup.2 and R.sup.3 each independently represent a hydrogen atom or an alkoxy group; W.sup.1 an W.sup.2 each independently represent N or CH; X represents O, NR.sup.4, CONR.sup.4 or N |
| 6472386 |
Cyclic diamine compound with 5-membered ring groups |
October 29, 2002 |
| A compound of formula (1): ##STR1##wherein A is a single bond, C.ident.C, CONH or NHCO; W is a carbon atom or a nitrogen atom; X is CH, a nitrogen atom, an oxygen atom or a sulfur atom; Y is CH, CHR.sup.1, in which R.sup.1 is a hydrogen atom, or a lower alkyl, hydroxy lower alkyl, lo |
| 6432957 |
Piperazine derivative |
August 13, 2002 |
| A piperazine compound represented by formula (1): ##STR1##wherein X is --CH.sub.2 --, --C(O)-- or --CH(CH.sub.3)--; R.sup.1 is a hydrogen atom or alkyl group; and R.sup.2 is a hydrogen atom, alkyl group, hydroxyalkyl group, arylalkyl group, heteroarylalkyl group, carboxyalkyl group, |
| 6395753 |
Cyclic amine compounds and pharmaceutical composition containing the same |
May 28, 2002 |
| A cyclic amine compound represented by the following general formula (1): ##STR1##wherein,R.sup.1, R.sup.2 and R.sup.3 each independently represent a hydrogen atom or an alkoxy group;W.sup.1 and W.sup.2 each independently represent N or CH;X represents O, NR.sup.4, CONR.sup.4 or NR.sup.4 CO; |
| 6337334 |
Pyrimidine derivatives |
January 8, 2002 |
| The present invention is directed to a pyrimidine derivative of the following formula (1) or a salt of the derivative: ##STR1##[wherein R.sup.1 represents a lower alkyl group; each of R.sup.2 and R.sup.3 represents H, alkyl, or alkoxy; each of R.sup.4 and R.sup.5 represents H or alky |
| 6136848 |
Flavone derivative and medicine comprising the same |
October 24, 2000 |
| This invention relates to a flavone derivative represented by the formula (1) or a salt thereof, and also to a medicine containing the same. ##STR1## wherein A represents H, halogen, phenyl, naphthyl, a group of the formula (2) in which X is H or halogen, B is --CH.dbd.CH--, --CH.dbd |
| 6127360 |
Diamine derivatives and pharmaceutical containing the same |
October 3, 2000 |
| This invention relates to a diamine derivative represented by the following formula (1) or a salt thereof. wherein R.sup.1 represents H, OH, an aralkyloxy group or a halogen atom; R.sup.2 represents H or a lower alkyl group; A represents --C(R.sup.3).dbd.CH--, --CH.dbd.N--, --N(R.sup.4)- |
| 6121286 |
Tetrazole derivatives |
September 19, 2000 |
| The present invention is directed to a tetrazole derivative represented by the following formula (1) or a salt thereof: ##STR1## wherein R.sup.1 and R.sup.2 independently represent a hydrogen atom, a hydroxyl group, a lower alkyl group, a substituted or unsubstituted alkoxy group |
| 6117886 |
Tetrazole derivatives |
September 12, 2000 |
| The present invention is directed to a tetrazole derivative represented by the following formula (1) or a salt thereof: ##STR1## wherein R.sup.1 and R.sup.2 independently represent a hydrogen atom, a hydroxyl group, a lower alkyl group, a substituted or unsubstituted alkoxy group |
| 6107308 |
Piperidine derivatives |
August 22, 2000 |
| The present invention is directed to a piperidine derivative represented by the following formula (1) or a salt thereof: ##STR1## wherein R.sup.1, R.sup.2, and R.sup.3 individually represent hydrogen atoms, etc., Y represents ##STR2## B represents a single bond, an alkylene g |
| 6046212 |
Chalcone derivatives and drugs containing the same |
April 4, 2000 |
| This invention relates to chalcone derivatives represented by the following formula (1): wherein A represents a phenyl group, a quinolyl group or the like, W represents a vinylene group or the like, and R.sup.1 to R.sup.5 each independently represent a carboxyl, cyano, alkyloxycarbonyl o |
| 6011033 |
Phenylene derivatives |
January 4, 2000 |
| This invention relates to a phenylene derivative represented by the following formula (1) or a salt thereof and also to a medicine containing it as an effective ingredient. ##STR1## wherein R.sup.1 represents H or halogen; A represents --CH.dbd.CH--, --CH.dbd.N--, --N(R.sup.2)--, |
| 6008224 |
Pyrimidine derivatives |
December 28, 1999 |
| The present invention is directed to a pyrimidine derivative of the following formula (1) or a salt of the derivative: ##STR1## [wherein R.sup.1 represents a lower alkyl group; each of R.sup.2 and R.sup.3 represents H, alkyl, or alkoxy; each of R.sup.4 and R.sup.5 represents H or |
| 5885987 |
Phenylene derivatives |
March 23, 1999 |
| This invention relates to a phenylene derivative represented by the following formula (1) or a salt thereof and also to a medicine containing it as an effective ingredient. ##STR1## wherein R.sup.1 represents H or halogen; A represents --CH.dbd.CH--, --CH.dbd.N--, --N(R.sup.2)--, |
| 5883092 |
Pyrimidine derivatives as endothelin antagonists |
March 16, 1999 |
| The present invention is directed to a pyrimidine derivative of the following formula (1) or a salt of the derivative: ##STR1## [wherein R.sup.1 represents a hydroxyl group, a lower alkoxy group, a phenyloxy group which may have a substituent, an aralkyloxy group which may have a |
| 5756518 |
Phenylene derivatives |
May 26, 1998 |
| This invention relates to a phenylene derivative represented by the following formula (1) or a salt thereof and also to a medicine containing it as an effective ingredient. ##STR1## wherein R.sup.1 represents H or halogen; A represents --CH.dbd.CH--, --CH.dbd.N--, --N(R.sup.2)--, |
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