Description

[Cyano-(6-Phenoxypyridin-2-Yl)Methyl] 3-(2,2-Dichloroethenyl)-2,2-Dimethyl-Cyclopropane-1-Carboxylate is a high-purity synthetic pyrethroid intermediate of significant commercial importance. It serves as a critical building block in the synthesis of advanced, high-efficacy insecticidal active ingredients. This compound is essential for manufacturers in the agrochemical and fine chemical industries developing next-generation crop protection solutions and public health products.

Application

• Key Intermediate for Pyrethroid Insecticides: Primary use in the synthesis of potent Type II pyrethroids, such as β-cyfluthrin and related compounds.
• Agrochemical Formulations: Used in the production of broad-spectrum insecticides for agricultural applications, targeting pests in crops like cotton, cereals, and vegetables.
• Public Health Products: Manufacture of insecticidal agents for vector control, including products for mosquito and fly management.
• Fine Chemical Synthesis: Serves as a versatile chiral synthon in advanced organic synthesis for research and development of novel bioactive molecules.
• Technical Grade Material Production: Supplied to formulators for conversion into emulsifiable concentrates (EC), wettable powders (WP), and other end-use formulations.

Basic Information

Product Name	[Cyano-(6-Phenoxypyridin-2-Yl)Methyl] 3-(2,2-Dichloroethenyl)-2,2-Dimethyl-Cyclopropane-1-Carboxylate
CAS No.	71618-02-5
Molecular Formula	C22H20Cl2N2O3
Molecular Weight	431.31 g/mol
Synonyms	β-Cyfluthrin Acid; (1R,3R)-3-[(Z)-2-Chloro-3,3,3-trifluoroprop-1-enyl]-2,2-dimethylcyclopropanecarboxylic Acid (2,3,5,6-Tetrafluoro-4-methoxymethylphenyl)methyl Ester (related isomer); Cyano(6-phenoxy-2-pyridinyl)methyl 3-[(1Z)-2-chloro-3,3,3-trifluoro-1-propen-1-yl]-2,2-dimethylcyclopropanecarboxylate (IUPAC variant); Baythroid Acid Intermediate; Pyrethroid Acid Ester Intermediate; 2,2-Dimethyl-3-(2,2-dichlorovinyl)cyclopropanecarboxylic Acid Cyano(6-phenoxy-2-pyridyl)methyl Ester
EINECS	Contact for details

Quality Control

Our production of [Cyano-(6-Phenoxypyridin-2-Yl)Methyl] 3-(2,2-Dichloroethenyl)-2,2-Dimethyl-Cyclopropane-1-Carboxylate adheres to stringent quality management systems, ensuring batch-to-batch consistency and high purity. The material is manufactured under cGMP guidelines where applicable, with quality verified against rigorous in-house specifications. A comprehensive Certificate of Analysis (COA) detailing purity, chiral purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is moisture-sensitive; ensure containers are kept tightly sealed to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% (desired isomer)
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single unknown impurity	≤ 0.5%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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