US 11,891,371 B2 · Piperonylic acid derivative and preparation and application thereof

Abstract

The present invention belongs to the fields of insecticides, acaricides and fungicides, and particularly relates to a piperonylic acid derivative, and preparation and application thereof. The structure is shown in a general formula I, and the definition of each substituent in the formula is described in the description. The compound of the general formula I exhibits excellent insecticidal, acaricidal and fungicidal activity and can be used for controlling various harmful insects, mites or fungus.

Claims1

Dependent claims

A method for controlling fungus on plants comprising,

applying a composition comprising an effective amount of a piperonylic acid derivative of general formula I:
where X1 and X2 are F;
R is H or methyl;
and Y1 and Y2 are Br, and an acceptable carrier, where the effective amount includes a weight percentage of the piperonylic acid derivative being 1-99% and where the application to the plant is at a dosage of 10 g to 1000 g per hectare.

1 more element

Dependencies are inferred from the claim text.

Piperonylic acid derivative and preparation and application thereof

Life of this patent

Piperonylic acid derivative and preparation and application thereof

Life of this patent

Abstract

Claims1