N-Phosphonomethylglycine thioester herbicides
AssigneeMonsanto Company
InventorsJohn E. Franz, Robert J. Kaufman
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Abstract
This disclosure relates to a new class of organic chemical compounds. More particularly, this disclosure is concerned with novel thioester derivatives of N-phosphonomethylglycine wherein alkylthio or substituted alkylthio groups are bonded to the phosphorus atom. This class of compounds has been found to display desirable herbicidal activity when applied to certain varieties of weeds or undesired plants.
Claims30
A compound of the formula ##STR3## wherein R is a member of the class consisting of alkyl of from 1 to 6 carbon atoms, chloroalkyl of from 1 to 4 carbon atoms and alkoxyalkyl and each R.sup.1 is a member of the class consisting of alkyl of from 1 to 6 carbon atoms, alkenyl of from 2 to 4 carbon atoms, phenylalkyl wherein the alkyl group contains of from 1 to 4 carbon atoms and mixtures thereof.
Dependencies are inferred from the claim text.