US 4,734,506 AGranted

4-amino-3-imidazolin-2-one

AssigneeDiamalt Aktiengesellschaft

InventorsSiegfried Maeke, Adolf Bauer, Hubert Vogt, Helmut Wolf

Life of this patent

Estimating the term…

4-Amino-3-imidazolin-2-one and (2-methoxy-2-iminoethyl) urea are valuable intermediates for the production of pharmacologically active compounds.

Dependent claims

4-amino-3-imidazolin-2-one.

Dependencies are inferred from the claim text.

C07C 275/14
Of an acyclic and saturated carbon skeleton: being further substituted by nitrogen atoms not being part of nitro or nitroso groups
C07D 233/88
With hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals,…:…
C07C
Acyclic or carbocyclic compounds
C07D
Heterocyclic compounds

From the US filing history. Foreign family members aren’t listed.

Loading patent…