Patent · US Expired

2H-phthalazin-1-one derivatives and drug containing its derivatives as active ingredient

US6677333B1 · kind B1 · utility

52Cited by
1References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 25, 2001
Grant dateJan 13, 2004
Priority date
Expiry dateJul 25, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D417/12
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Poly(ADP-ribose)polymerase inhibitors containing as the active ingredient 2H-phthalazin-1-one derivatives represented by general formula (I) (wherein each symbol is as defined in the description) or salts thereof. The compounds of the general formula (I) inhibit poly(ADP-ribose)polymerase and are useful as preventives and/or remedies for various ischemic diseases (brain, heart, digestive tract, skeletal muscle, retina, etc.), inflammatory diseases (inflammatory intestinal diseases, multiple encephalosclerosis, arthritis, etc.), nerve degeneration diseases (extrapyramidal disorder, Alzheimer's disease, muscular dystrophy, etc.), diabetes, shock, head trauma, renal insufficiency, hyperalgesia, etc. These compounds are also useful as sensitizers for agents against retroviruses (HIV, etc.) and chemotherapy for cancer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.