Patent · US Active

Progestational 3-(6,6-ethylene-17B-hydroxy-3-oxo-17A-pregna-4-ene-17A-yl)propionic acid G-lactones

US8222237B2 · kind B2 · utility

53Cited by

15References

16Claims

0Family size

Assignee

Evestra, Inc. · US

Inventors

Klaus Nickisch · Berlin, DE
Pemmaraju N. Rao · San Antonio, US
Kesavaram Narkunan · San Antonio, US
James W. Cessac · Floresville, US

Key dates

Filing date	Nov 25, 2009
Grant date	Jul 17, 2012
Priority date	—
Expiry date	Jan 27, 2031

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D307/94
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Described herein are 3-(6,6-ethylene-17β-hydroxy-3-oxo-17α-pregna-4-ene-17α-yl)propionic acid γ-lactone derivatives having progestational and aldosterone antagonistic activity. Also described herein are methods of preparing and using these novel compounds.

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