Inventor

KUROZUMI SEIZI

36 patents

Patents

36 patents

US4008125AFeb 15, 1977

New cyclopentene-diols and new acyl esters thereof and process for their preparation

TEIJIN LTD29 citations80

US4978775ADec 18, 1990

Halogenated prostacyclins pharmaceutical use thereof and hydroxy intermediates therefore

TEIJIN LTD17 citations71

US4466980AAug 21, 1984

Thiaprostaglandin E1 derivatives, process for production thereof, and pharmaceutical use thereof

TEIJIN LTD7 citations71

US5329035AJul 12, 1994

Process for producing 2,3-disubstituted-4-substituted cyclopentanones, enantiomorphs, or mixtures thereof

TEIJIN LTD3 citations63

US4886903ADec 12, 1989

Process for production of prostaglandins D2

TEIJIN LTD4 citations63

US4689426AAug 25, 1987

5-alkylidene-2-halo-4-substituted-2-cyclopentenone and process for production thereof

TEIJIN LTD5 citations63

US5364883ANov 15, 1994

Isocarbocyclins for the treatment of liver and kidney diseases

TEIJIN LTD2 citations62

US5283349AFeb 1, 1994

2,6,7-trisubstituted-3-methylenebicyclo(3.3.0)-octanes, and process for production thereof

TEIJIN LTD2 citations62

US5159102AOct 27, 1992

7-thiaprostaglandins E, and process for producing same

TEIJIN LTD3 citations62

US4990650AFeb 5, 1991

Aromatic derivative and preparation method thereof

TEIJIN LTD3 citations62

US4841091AJun 20, 1989

Process for producing 16-substituted prostaglandin es.

TEIJIN LTD4 citations62

US4788319ANov 29, 1988

Novel isocarbacyclins and processes for production thereof

TEIJIN LTD5 citations62

US4766147AAug 23, 1988

Novel 5-membered cyclic compounds, process for production thereof, and pharmaceutical use thereof

TEIJIN LTD4 citations62

US4039563AAug 2, 1977

Process for preparing cyclopent-2-en-1-one derivatives

TEIJIN LTD4 citations62

US4421914ADec 20, 1983

Thiazolo[3,2-a]pyrimidines, derivatives thereof, processes for production thereof, and pharmaceutical use thereof

TEIJIN LTD3 citations61

US4009196AFeb 22, 1977

2-Acyl-3-substituted cyclopentan-1-ones and process for their preparation

TEIJIN LTD3 citations61

US4383996AMay 17, 1983

Derivative of thiazolo[3,2-a]pyrimidine and a process for the preparation thereof and a drug containing it

TEIJIN LTD3 citations60

US5116869AMay 26, 1992

2-substituted-2-cyclopentenones

TEIJIN LTD6 citations59

US4711895ADec 8, 1987

4-hydroxy-2-cyclopentenone, process for production thereof, pharmaceutical composition comprising it

TEIJIN LTD5 citations58

US5124352AJun 23, 1992

Fat emulsions containing isocarbacyclin

TEIJIN LTD5 citations57

US5206416AApr 27, 1993

Isocarbacyclin derivative

TEIJIN LTD0 citations52

US4921995AMay 1, 1990

Process for producing 16-substituted prostaglandines

TEIJIN LTD0 citations52

US4845282AJul 4, 1989

Process for prostaglandin E1 production, and novel delta 7-prostaglandins E and 7-hydroxyprostaglandins E

TEIJIN LTD1 citations52

US4736058AApr 5, 1988

Prostacyclins and process for production thereof

TEIJIN LTD1 citations52

US4315032AFeb 9, 1982

Process for preparation of adjacently disubstituted ketones

TEIJIN LTD0 citations52

US4233309ANov 11, 1980

Novel 1-substituted-3-acylpyrrole derivatives, platelet aggregation inhibitors containing them, as active ingredients, and processes for production of said derivatives

TEIJIN LTD0 citations51

US4139717AFeb 13, 1979

1,3-Dicarbonyl compounds

TEIJIN LTD0 citations51

US4001308AJan 4, 1977

Process for the preparation of 1,4-diacetoxycyclopent-2-ene

TEIJIN LTD0 citations51

US4797506AJan 10, 1989

6-substituted prostaglandins E1 and process for producing same

TEIJIN LTD0 citations42

US4578482AMar 25, 1986

Process for preparing prostacyclins

TEIJIN LTD0 citations42

US5175338ADec 29, 1992

Isocarbacyclin derivatives and their pharmaceutically acceptable salts thereof

TEIJIN LTD0 citations41

KUROZUMI SEIZI

Patents

New cyclopentene-diols and new acyl esters thereof and process for their preparation

Process for producing bicyclo[3.3.0]octanes

6-nitroprostaglandin derivatives

2-cyclopentenone derivatives

2-Organothio-2-cyclopentenones, organothio-cyclopentanes derived therefrom

Process for the preparation of 4-hydroxycyclopent-2-en-1-one derivatives

Halogenated prostacyclins pharmaceutical use thereof and hydroxy intermediates therefore

Thiaprostaglandin E1 derivatives, process for production thereof, and pharmaceutical use thereof

Process for producing 2,3-disubstituted-4-substituted cyclopentanones, enantiomorphs, or mixtures thereof

Process for production of prostaglandins D2

5-alkylidene-2-halo-4-substituted-2-cyclopentenone and process for production thereof

Isocarbocyclins for the treatment of liver and kidney diseases

2,6,7-trisubstituted-3-methylenebicyclo(3.3.0)-octanes, and process for production thereof

7-thiaprostaglandins E, and process for producing same

Aromatic derivative and preparation method thereof

Process for producing 16-substituted prostaglandin es.

Novel isocarbacyclins and processes for production thereof

Novel 5-membered cyclic compounds, process for production thereof, and pharmaceutical use thereof

Process for preparing cyclopent-2-en-1-one derivatives

Thiazolo[3,2-a]pyrimidines, derivatives thereof, processes for production thereof, and pharmaceutical use thereof

2-Acyl-3-substituted cyclopentan-1-ones and process for their preparation

Derivative of thiazolo[3,2-a]pyrimidine and a process for the preparation thereof and a drug containing it

2-substituted-2-cyclopentenones

4-hydroxy-2-cyclopentenone, process for production thereof, pharmaceutical composition comprising it

Fat emulsions containing isocarbacyclin

Isocarbacyclin derivative

Process for producing 16-substituted prostaglandines

Process for prostaglandin E1 production, and novel delta 7-prostaglandins E and 7-hydroxyprostaglandins E

Prostacyclins and process for production thereof

Process for preparation of adjacently disubstituted ketones

Novel 1-substituted-3-acylpyrrole derivatives, platelet aggregation inhibitors containing them, as active ingredients, and processes for production of said derivatives

1,3-Dicarbonyl compounds

Process for the preparation of 1,4-diacetoxycyclopent-2-ene

6-substituted prostaglandins E1 and process for producing same

Process for preparing prostacyclins

Isocarbacyclin derivatives and their pharmaceutically acceptable salts thereof