Description

Pyrimidifen is a potent acaricide and insecticide belonging to the pyrazole chemical class. It is valued for its high efficacy against a broad spectrum of mite and insect pests, including those resistant to other chemical groups. This makes it a critical tool for agricultural professionals and formulators seeking reliable crop protection solutions. Its specific activity profile is particularly suited for use in integrated pest management (IPM) programs in fruit, vegetable, and ornamental cultivation.

Application

Pyrimidifen is primarily utilized as an active ingredient in agricultural and horticultural pest control formulations. Its key applications include:

• Control of spider mites (Tetranychus spp.) in various fruit orchards, vineyards, and greenhouse crops.
• Management of whiteflies and other sucking insect pests in vegetable and ornamental production.
• Formulation into emulsifiable concentrates (EC), wettable powders (WP), and suspension concentrates (SC) for commercial agrochemical products.
• Use in integrated pest management (IPM) and resistance management programs due to its unique mode of action.
• Protection of high-value crops such as citrus, apples, tomatoes, and cucumbers from acaricide-resistant pest strains.

Basic Information

Product Name	Pyrimidifen
CAS No.	105779-78-0
Molecular Formula	C20H22F2N2O2
Molecular Weight	360.40 g/mol
Synonyms	5-Chloro-N-{2-[4-(2-ethoxyethyl)-2,3-dimethylphenoxy]ethyl}-6-ethyl-4-(trifluoromethyl)pyridin-2-amine; Phenopyrate; Miteclean; NNI-850; E-787; 2,3-Dimethyl-4-(2-ethoxyethyl)phenyl 5-chloro-6-ethyl-4-(trifluoromethyl)pyridin-2-yl ether; 5-Chloro-6-ethyl-4-(trifluoromethyl)-2-{[2,3-dimethyl-4-(2-ethoxyethyl)phenoxy]ethylamino}pyridine
EINECS	Contact for details

Quality Control

Our Pyrimidifen technical material is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets high-purity specifications and consistent performance. We provide comprehensive Certificates of Analysis (COA) detailing key parameters such as assay, impurity profiles, and physical properties, supporting compliance with global agrochemical standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Ensure the container is kept upright to prevent leakage.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 95.0%
Moisture (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Melting Point	Contact for details

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.