Imidazolidinedione derivatives and use thereof as drugs

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

Reexamination Certificate

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Details

C514S390000, C548S317100, C548S318500

Reexamination Certificate

active

06919365

ABSTRACT:
The present invention is to provide an imidazolidinedione derivative and oxazolidinedione derivative represented by the following general Formula (I) having the chymase and/or tryptase inhibition activity[wherein R1and R2are the same or different, and denote a lower alkyl group or a phenyl group, or R1and R2are taken together to form a ring, R3denotes an optionally substituted naphthyl group or heterocyclic group, A denotes oxygen or NR4(R4is hydrogen or optionally substituted lower alkyl group), or NB2R5(R5is aryl group, and B2is carbonyl group or sulfonyl group), and B1denotes a carbonyl group or a sulfonyl group], or a pharmaceutically acceptable salt thereof.

REFERENCES:
patent: 5223523 (1993-06-01), Adams, Jr. et al.
patent: 780125 (1997-06-01), None
patent: 9-31061 (1997-02-01), None
Costanzo et al., Journal of Medicinal Chemistry, 46, 3865-3876, 2003.
Fukami et al., Current Pharmaceutical Design, 4, 439-453, 1998.
Rice et al., Current Pharmaceutical Design, 4, 381-396, 1998.
Takai et al., Current Vascular Pharmacology, 1, 217-224, 2003.
Niwata et al., Journal of Medicinal Chemistry, 40, 2156-2163, 1997.

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