Back to results
US 3,942,971 AGranted
Dithiophosphates and their use as herbicides
AssigneeCiba-Geigy Corporation
InventorWerner Toepfl
Life of this patent
Estimating the term…
Abstract
New dithiophosphates of the formula I ##EQU1## AND THEIR USE AS HERBICIDES ARE DISCLOSED. In formula I R.sub.1 and R.sub.2 are identical or different and each represents an alkyl or alkenyl or alkoxyalkyl radical with 1 to 5 carbon atoms, --CO--Am is an amide and Am is a piperidyl radical substituted by methyl or ethyl.
Claims11
A herbicidal composition for combatting weeds in crop cultures which comprises a herbicidally effective amount of a compound of the formula ##EQU7## wherein R.sub.1 and R.sub. 2 are identical or different and each is an alkyl, alkenyl or alkoxyalkyl radical with up to 5 carbon atoms;
- and Am is a heterocyclic radical selected from the group consisting of 2-metylpiperidine, 3-methylpiperidine, 4-methylpiperidine and 2,6-dimethylpiperidine;
- together with a suitable carrier therefor.
Dependencies are inferred from the claim text.