Description

α-Cyano-3-Phenoxybenzyl [1R-[1Alpha(S*),3Beta]]-3-(2,2-Dichlorovinyl)-2,2-Dimethylcyclopropanecarboxylate is a high-purity, single-isomer synthetic pyrethroid intermediate of significant commercial importance. This compound is critical for the production of advanced, high-efficacy insecticidal agents, offering superior biological activity and environmental specificity. It is an essential raw material for agrochemical manufacturers and research institutions developing next-generation crop protection and public health solutions.

Application

• Primary Intermediate for the synthesis of deltamethrin and other potent Type II pyrethroid insecticides.
• Agrochemical Formulation: Used in the manufacture of commercial insecticide products for agricultural pest control on a wide range of crops.
• Public Health Products: Key component in formulations for mosquito control and household insecticide sprays to combat disease vectors.
• Veterinary Applications: Employed in the development of ectoparasiticides for animal health.
• Research & Development: Serves as a critical reference standard and building block in chemical research for novel insecticidal compounds.
• Specialty Chemical Synthesis: Used in fine chemical synthesis for creating structurally complex molecules with specific biological activities.

Basic Information

Product Name	α-Cyano-3-Phenoxybenzyl [1R-[1Alpha(S*),3Beta]]-3-(2,2-Dichlorovinyl)-2,2-Dimethylcyclopropanecarboxylate
CAS No.	65732-07-2
Molecular Formula	C22H19Cl2NO3
Molecular Weight	416.30 g/mol
Synonyms	(S)-α-Cyano-3-phenoxybenzyl (1R,3R)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate; Deltamethrin Acid Chloride Intermediate; (1R)-cis-Deltamethric Acid Ester; Decamethrinic Acid Ester; NRDC 161; RU 22974; OMS 1998; (1R,3R)-Deltamethrin Alcohol Ester
EINECS	265-938-1

Quality Control

Our production of this advanced intermediate adheres to strict quality management systems, ensuring batch-to-batch consistency and high chemical purity. Quality is verified through comprehensive analytical methods including HPLC, GC, and NMR. A Certificate of Analysis (COA) detailing identity, purity, and isomer content is provided with each shipment. We support compliance with global regulatory frameworks including REACH.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is light-sensitive and easily oxidized; it is recommended to store under an inert atmosphere (e.g., nitrogen) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Isomeric Purity (1R,3R)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.