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US 3,947,583 AGranted
Method for controlling fungi utilizing pyrazolinium compounds
AssigneeAmerican Cyanamid Company
InventorHerman Berenson
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Abstract
There is provided a method for controlling plant pathogenic fungi utilizing an effective amount of 1,2-dialkyl-3,5-disubstituted and -3,4,5-trisubstituted pyrazolinium salts.
Claims9
A method for the control of plant pathogenic fungi comprising:
- contacting said fungi with a fungicidally effective amount of a compound having the formula:
- ##SPC5##
- wherein R.sub.1 and R.sub.2 each represent alkyl C.sub.1 -C.sub.4 ;
- R.sub.4 represents hydrogen or methyl and;
- R.sub.3 and R.sub.5 each represent ##SPC6##
- X represents an anion having a charge of from 1 to 3;
- m is an integer from 1 to 3 and Y represents a member selected from the group consisting of hydrogen, halogen, alkyl C.sub.1 -C.sub.4 and alkoxy C.sub.1 -C.sub.4.
4 more elements
Dependencies are inferred from the claim text.