Patent · US Expired

Aldose reductase inhibitor obtained from Crucibulum sp. RF-3817

US5324742A · kind A · utility

0Cited by
4References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 8, 1991
Grant dateJun 28, 1994
Priority date
Expiry dateMay 8, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12P17/18
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention relates to a novel aldose reductase inhibitor of the formula: ##STR1## wherein X is methylene or carbonyl; PA1 R is ##STR2## R.sup.1, R.sup.2, R.sup.3, and R.sup.4 each is hydrogen or lower alkyl, to a method for producing the inhibitor by culturing Crucibulum sp. RF-3817 or its variants, and to an agent for inhibiting an aldose reductase comprising the inhibitor.

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