Patent · US Expired

Novel 7-alkyl-steroids

US4258039A · kind A · utility

2Cited by
1References
34Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 29, 1980
Grant dateMar 24, 1981
Priority date
Expiry dateFeb 29, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07J51/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Novel 7-alkyl-.DELTA..sup.4 -17.alpha.-pregnene-3-ones of the formula ##STR1## wherein R is selected from the group consisting of saturated and unsaturated alkyl of 2 to 8 carbon atoms, cycloalkyl alkyl of 4 to 8 carbon atoms and arylalkyl of 7 to 12 carbon atoms and X and Y form the group ##STR2## or X is OH and Y is ##STR3## and M is selected from the group consisting of hydrogen, alkali metal and NH.sub.4 and the wavy line indicates the .alpha.- or .beta.-position or mixtures thereof having aldosterone antagonistic activity and increased hydrosodium diuresis with organic potassium conservation while devoid of secondary hormonal effects and their preparation.

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