US 4,734,517 AGranted

N-phosphonomethylaminomethylboronic acid derivatives

AssigneeMonsanto Company

InventorDennis P. Phillion

Life of this patent

Estimating the term…

Certain novel esters of N-phosphonomethylaminomethylboronic acid are found to exhibit herbicidal properties.

Dependent claims

A Compound having the formula:

##STR8## wherein each of Ar.sub.1 and Ar.sub.2 is an aryl or a halo- or C.sub.1 to C.sub.4 alkyl substituted aryl group, n is an integer from 0 to 10, and R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are each independently hydrogen or methyl groups.

Dependencies are inferred from the claim text.

C07F 9/6596
Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom: having atoms other than oxygen, sulfur, selenium, tellurium, nitrogen or…
A01N 57/24
Having phosphorus-to-carbon bonds: containing heterocyclic radicals
C07F 9/4006
The acid moiety containing a substituent or a structure which is considered as characteristic: esters of acyclic acids which can have further…
C07F
Acyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen

No related US applications are recorded in the indexed filing history.

Loading patent…