Description

(1S,3R)-Cyano(4-Phenoxyphenyl)Methyl 3-(2,2-Dichlorovinyl)-2,2-Dimethyl Cyclopropanecarboxylate is a high-purity synthetic intermediate of significant importance in advanced chemical synthesis. Its complex, chiral structure makes it a critical building block for the development of novel active ingredients, particularly in the agrochemical and pharmaceutical sectors. This compound is essential for research institutions and manufacturers requiring precise, high-quality intermediates for the synthesis of next-generation products. The CAS number for this compound is 876302-21-5.

Application

• Agrochemical Intermediate: A key chiral precursor in the synthesis of advanced pyrethroid and pyrethroid-like insecticides, contributing to enhanced efficacy and environmental profile.
• Pharmaceutical Research: Serves as a sophisticated building block for medicinal chemistry programs targeting new therapeutic agents, leveraging its cyclopropane and cyano functionalities.
• Chemical Synthesis: Used in asymmetric synthesis and process chemistry for constructing complex molecular architectures with defined stereochemistry.
• Material Science: Potential intermediate for developing specialty polymers or functional materials with specific optical or chemical properties.

Basic Information

Product Name	(1S,3R)-Cyano(4-Phenoxyphenyl)Methyl 3-(2,2-Dichlorovinyl)-2,2-Dimethyl Cyclopropanecarboxylate
CAS No.	876302-21-5
Molecular Formula	C23H21Cl2NO3
Molecular Weight	430.32 g/mol
Synonyms	(1S,3R)-Cyano(4-phenoxyphenyl)methyl 3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane-1-carboxylate; (S)-Cyano(4-phenoxyphenyl)methyl (1R,3R)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate; Deltamethrin Intermediate; Cyclopropanecarboxylic acid, 3-(2,2-dichloroethenyl)-2,2-dimethyl-, cyano(4-phenoxyphenyl)methyl ester, (1S,3R)-; (1S-cis)-Cyano(4-phenoxyphenyl)methyl 3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate; Chiral Cyano Phenoxy Benzyl Dichlorovinyl Dimethylcyclopropanecarboxylate
EINECS	Contact for details

Quality Control

Our production of (1S,3R)-Cyano(4-Phenoxyphenyl)Methyl 3-(2,2-Dichlorovinyl)-2,2-Dimethyl Cyclopropanecarboxylate adheres to stringent quality management systems. Every batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure high chemical and isomeric purity suitable for sensitive downstream synthesis. A detailed Certificate of Analysis (COA) specifying identity, purity, and impurity profiles is provided with each shipment to guarantee batch-to-batch consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its sensitivity to light and propensity for oxidation, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) 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 reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% (1S,3R isomer)
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single 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.