Description

Pyrifenox is a systemic fungicide belonging to the pyridine chemical class, widely recognized for its protective and curative action against powdery mildew in various crops. Its importance lies in its specific mode of action, which inhibits fungal sterol biosynthesis, offering an effective tool for integrated disease management programs. This product is essential for agricultural producers, formulators, and researchers in the global agrochemical industry seeking reliable and efficient crop protection solutions.

Application

Pyrifenox is primarily utilized as an agricultural fungicide with the following key applications:

• Primary Control of Powdery Mildew: Effective against powdery mildew fungi in a wide range of crops including cereals, grapes, fruits, and vegetables.
• Fungicide Formulations: Used as an active ingredient in the manufacturing of emulsifiable concentrate (EC), wettable powder (WP), and suspension concentrate (SC) formulations.
• Integrated Pest Management (IPM): Serves as a valuable component in resistance management strategies due to its specific biochemical target site.
• Horticulture and Viticulture: Protects high-value crops such as grapes, apples, cucurbits, and ornamentals from fungal diseases that impact yield and quality.
• Agricultural Research: Employed in scientific studies concerning fungicide efficacy, mode of action, and environmental fate.

Basic Information

Product Name	Pyrifenox
CAS No.	83227-23-0
Molecular Formula	C14H12Cl2FNO
Molecular Weight	300.16 g/mol
Synonyms	2',4'-Dichloro-2-(3-pyridyl)acetophenone O-methyloxime; (RS)-1-(3,4-Dichlorophenyl)-2-(3-pyridyl)ethanone O-methyloxime; Dorado; ACR 343; LS 840606; Fungicide LS 840606; (E)- and (Z)-2',4'-Dichloro-2-(3-pyridyl)acetophenone O-methyloxime
EINECS	Contact for details

Quality Control

Our Pyrifenox is manufactured under strict quality management systems to ensure batch-to-batch consistency and efficacy. Quality is verified through comprehensive analytical testing, including assay by HPLC and identification by spectroscopic methods. A Certificate of Analysis (COA) detailing purity, impurities, and physical parameters is provided with each shipment to guarantee compliance with your technical specifications.

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	Off-white to pale yellow crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 95.0%
Moisture (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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