Description

Cyclopropanecarboxylic Acid, 2-(2-Ethylphenyl)-, (1R,2R)- is a high-purity, stereochemically defined chiral building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals, where its specific stereochemistry is crucial for biological activity. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries engaged in the synthesis of complex, optically active molecules.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the research and development of new therapeutic agents, particularly in central nervous system (CNS) and cardiovascular drug candidates.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where the specific stereoisomer enhances efficacy and reduces environmental impact.
• Asymmetric Catalysis: Serves as a precursor or ligand in the development of chiral catalysts for stereoselective chemical transformations.
• Fine Chemical Production: Employed in the multi-step synthesis of complex, high-value specialty chemicals and flavors & fragrances.
• Academic & Industrial R&D: A valuable compound for methodological studies in organic chemistry, including new route development and process optimization.

Basic Information

Item	Details
Product Name	Cyclopropanecarboxylic Acid, 2-(2-Ethylphenyl)-, (1R,2R)-
CAS No.	1808742-39-3
Molecular Formula	C12H14O2
Molecular Weight	190.24 g/mol
Synonyms	(1R,2R)-2-(2-Ethylphenyl)cyclopropanecarboxylic Acid; (1R,2R)-2-(o-Ethylphenyl)cyclopropanecarboxylic Acid; (1R,2R)-2-(2-Ethylphenyl)cyclopropane-1-carboxylic Acid; (1R,2R)-rel-2-(2-Ethylphenyl)cyclopropanecarboxylic Acid; (1R,2R)-2-(2-Ethylbenzyl)cyclopropanecarboxylic Acid; (1R,2R)-2-(2-Ethylphenyl)-1-cyclopropanecarboxylic Acid; (1R,2R)-2-(2-Ethylphenyl)cyclopropylcarboxylic Acid
EINECS	Contact for details

Quality Control

Our Cyclopropanecarboxylic Acid, 2-(2-Ethylphenyl)-, (1R,2R)- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for pharmaceutical and fine chemical applications. Certificates of Analysis (COA) detailing identity, purity, and enantiomeric excess are available upon request, supporting your regulatory and quality assurance needs.

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). Due to its nature as a strong acid/organic solvent, keep away from heat, sparks, open flames, and incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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