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US 3,937,697 AGranted
12-Dehydro digoxin-4'"-and 3'"-alkyl ethers
AssigneeHoechst Aktiengesellschaft
InventorsUlrich Stache, Werner Fritsch, Werner Haede, Ernest Lindner
Life of this patent
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Abstract
12-Dehydro digoxin mono-4'" and 3'"-alkyl ethers and a process for their manufacture. The compounds have a cardiotonic and diuretic activity.
Claims4
A compound of the formula I ##SPC3##
- in which R.sub.1 and R.sub.2 are different and each stands for hydrogen or lower alkyl of 1 to 4 carbon atoms.
Dependencies are inferred from the claim text.