US 4,053,610 AGranted

1,2-Dialkyl-3(or 3,5)-N-heterocyclic pyrazolium salts or derivatives thereof as fungicidal agents

AssigneeAmerican Cyanamid Company

InventorBryant Leonidas Walworth

Life of this patent

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Abstract

There is provided a method for controlling fungi with a fungicidally effective amount of a 1,2-dialkyl-3(or 3,5)-N-heterocyclic pyrazolium salt. There is also provided a method for protecting living plants from attack by fungi through the application to the foliage of said plants of a fungicidally effective amount of such pyrazolium salt compounds.

Claims2

Dependent claims

A method for protecting plants from attack by fungi comprising applying to said plants a fungicidally effective amount of 1,2-dimethyl-3-phenyl-5-(1-pyrrolidinyl)pyrazolium methyl sulfate.

Dependencies are inferred from the claim text.

Facts

Application: 05/694,268Filed 9 Jun 1976 · division
Priority: 10 Mar 1975
Granted: 11 Oct 1977
Term ends: Not estimatedThe source records don’t support an estimate.

Classification6 codes

C07D 231/38
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,…:…
C07D 231/16
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,…:…
C07D 231/20
One oxygen or sulfur atom: one oxygen atom attached in position 3 or 5
C07D 295/12
With substituted hydrocarbon radicals attached to ring nitrogen atoms: substituted by singly or doubly bound nitrogen atoms

Family

Serial556,748Parent of this division · filed 10 Mar 1975
US 3,970,754 AParent of this division
US 4,053,610 AThis patent

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

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