Description

[(R)-Cyano-(4-Fluoro-3-Phenoxy-Phenyl)Methyl] (1R,3R)-3-(2,2-Dichloroethenyl)-2,2-Dimethyl-Cyclopropane-1-Carboxylate is a high-purity, optically active synthetic intermediate of significant commercial importance. This compound is a key chiral building block in the synthesis of advanced agrochemicals and pharmaceuticals, where its specific stereochemistry is critical for biological activity. It is primarily required by R&D laboratories and production facilities in the fine chemical, agrochemical, and pharmaceutical industries for the development and manufacture of high-value active ingredients.

Application

• Agrochemical Intermediate: A critical precursor in the synthesis of advanced pyrethroid and other insecticide active ingredients.
• Pharmaceutical Synthesis: Serves as a chiral synthon for constructing complex molecules in medicinal chemistry and API development.
• Fine Chemical Production: Used in custom synthesis and contract manufacturing for specialized chemical products.
• Research & Development: Essential for academic and industrial research into new compounds with biological activity.
• Process Chemistry: Employed in scale-up and optimization studies for commercial manufacturing routes.

Basic Information

Product Name	[(R)-Cyano-(4-Fluoro-3-Phenoxy-Phenyl)Methyl] (1R,3R)-3-(2,2-Dichloroethenyl)-2,2-Dimethyl-Cyclopropane-1-Carboxylate
CAS No.	85782-82-7
Molecular Formula	C22H18Cl2FNO3
Molecular Weight	434.29 g/mol
Synonyms	(R)-Cyano(4-fluoro-3-phenoxyphenyl)methyl (1R,3R)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylate; (R)-Cyfluthrin Acid Cyanohydrin Ester; (1R,3R)-Cyfluthrin Acid Cyanohydrin Ester; β-Cyfluthrin Intermediate; Baythroid Intermediate; Cyano(4-fluoro-3-phenoxyphenyl)methyl 3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylate (stereoisomer); Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our production of [(R)-Cyano-(4-Fluoro-3-Phenoxy-Phenyl)Methyl] (1R,3R)-3-(2,2-Dichloroethenyl)-2,2-Dimethyl-Cyclopropane-1-Carboxylate adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including chiral HPLC for enantiomeric purity and identity confirmation by spectroscopic methods, to ensure it meets exacting customer specifications. A Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Enantiomeric Purity (Chiral HPLC)	≥ 99.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%

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