Patent · US Expired

Microbial transformation process for antihypertensive products

US5132216A · kind A · utility

1Cited by
2References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 7, 1991
Grant dateJul 21, 1992
Priority date
Expiry dateJun 7, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/806
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Fermentation of the microorganism Streptomyces sp. MA6744 (ATCC No. 55041) in the presence of the Angiotensin II (A II) receptor antagonist ##STR1## yields a 7-hydroxymethyl, a 5,7-dihydroxymethyl, a 7-carboxy and a 1'-hydroxy-5-hydroxymethyl analog, all of which are also A II antagonists useful in the treatment of hypertension and congestive heart failure and other indications known to respond to A II antagonists.

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