Active ingredient Especially harmful

Cyprodinil

Description

Cyprodinil is a highly active systemic fungicide belonging to the anilinopyrimidine chemical class. It serves as a vital tool in modern integrated pest management strategies, designed to protect various agricultural crops from a wide array of fungal pathogens.

The primary mode of action of cyprodinil involves the inhibition of the biosynthesis of methionine, an essential amino acid required for fungal growth. By disrupting this critical metabolic process, the substance effectively prevents the development of mycelium and spores, leading to the rapid suppression of the disease.

It is widely used to control major diseases such as apple scab, powdery mildew, gray mold, and various leaf spot pathogens. The compound is particularly effective on pome fruits, grapes, cereals, and vegetables, providing both protective and curative properties in managed agricultural systems.

A distinctive feature of cyprodinil is its efficacy at lower temperatures, making it an ideal choice for early-season treatments. It exhibits both translaminar and systemic movement within the plant, which ensures excellent coverage and protection of foliage even during cool spring conditions.

  • Excellent performance in cool weather conditions (as low as 5°C).
  • Low risk of cross-resistance with other fungicide classes.
  • Fast absorption and penetration into plant tissues.
  • Rain-fastness after the spray solution has dried.

When applying products containing cyprodinil, it is essential to follow specific guidelines regarding dosage, application timing, and safety measures. Operators should always wear appropriate protective equipment and strictly adhere to pre-harvest intervals to ensure the safety of the final agricultural output.

Regulatory

Status in the European Union

Approved in the EU

CAS number
121552-61-2
Approved from
01.05.2007
Approval until
31.10.2026
ADI
0.03 mg/kg bw/day
ARfD
Not appl.
AOEL
0.03 mg/kg bw/day
Hazard classification (CLP)
Aquatic Acute 1 - H400Aquatic Chronic 1 - H410Skin Sens. 1 - H317

Regulatory status data: EU Pesticides Database © European Union, CC BY 4.0. EU status is for reference only and does not replace national registration in your country.

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