Description

(1R,3S)-3-(2,2-Dichloroethenyl)-2,2-Dimethyl-Cyclopropane-1-Carboxylic Acid is a high-purity, single-isomer cyclopropanecarboxylic acid derivative of significant industrial importance. This compound serves as a critical chiral intermediate and building block in advanced chemical synthesis. It is primarily sought after by manufacturers in the agrochemical and pharmaceutical sectors for the development of active ingredients and fine chemicals.

Application

• Agrochemical Intermediate: Key chiral precursor in the synthesis of advanced pyrethroid and other insecticide active ingredients.
• Pharmaceutical Synthesis: Used as a building block for constructing complex molecules with cyclopropane motifs in drug discovery and development.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, flavors, and fragrances requiring high stereochemical purity.
• Research & Development: Serves as a standard or reagent in organic chemistry research for studying stereoselective reactions and cyclopropane chemistry.
• Chemical Reference Standard: Used for analytical method development, calibration, and quality control in production environments.

Basic Information

Product Name	(1R,3S)-3-(2,2-Dichloroethenyl)-2,2-Dimethyl-Cyclopropane-1-Carboxylic Acid
CAS No.	55701-07-0
Molecular Formula	C9H12Cl2O2
Molecular Weight	223.10 g/mol
Synonyms	(1R,3S)-3-(2,2-Dichlorovinyl)-2,2-dimethylcyclopropanecarboxylic acid; (1R,3S)-Dichlorovinyl-dimethylcyclopropanecarboxylic Acid; (1R-cis)-3-(2,2-Dichloroethenyl)-2,2-dimethylcyclopropanecarboxylic Acid; cis-Dichlorovinyl-dimethylcyclopropanecarboxylic Acid; (1R,3S)-Dichlorovinyl-DMCA; A key acid metabolite of Permethrin; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our (1R,3S)-3-(2,2-Dichloroethenyl)-2,2-Dimethyl-Cyclopropane-1-Carboxylic Acid is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity and chemical assay, to ensure it meets exacting customer specifications. Certificates of Analysis (COA) detailing purity, enantiomeric excess, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is 2-8°C for long-term stability. The product is light-sensitive (store away from light) and should be handled in a manner consistent with good laboratory practices for strong acids/organic solvents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Enantiomeric Purity (Chiral HPLC)	≥ 99.0% ee
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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