Description

Cyclopropanecarboxylic Acid, 2,3-Dimethyl-, Methyl Ester, (1-α-,2-α-,3-α-)- (9Ci) CAS NO 68331-64-6 is a high-purity, stereochemically defined cyclopropane derivative that serves as a critical chiral building block in advanced organic synthesis. Its rigid, three-membered ring structure and defined stereochemistry make it invaluable for constructing complex molecular architectures with precise spatial orientation. This compound is primarily sought after by research institutions and pharmaceutical companies for the development of novel active pharmaceutical ingredients (APIs), agrochemicals, and specialty materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel therapeutic agents, particularly in areas requiring stereochemical control.
• Agrochemical Synthesis: Used in the creation of advanced pesticides and herbicides where the cyclopropane moiety can impart specific biological activity and stability.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex natural products and functional molecules.
• Material Science Research: Investigated as a monomer or precursor for specialty polymers with unique thermal or mechanical properties.
• Flavor & Fragrance Industry: Potential intermediate for synthesizing complex aroma chemicals with specific stereoisomeric profiles.

Basic Information

Product Name	Cyclopropanecarboxylic Acid, 2,3-Dimethyl-, Methyl Ester, (1-α-,2-α-,3-α-)- (9Ci)
CAS No.	68331-64-6
Molecular Formula	C8H14O2
Molecular Weight	142.20 g/mol
Synonyms	Methyl (1α,2α,3α)-2,3-dimethylcyclopropanecarboxylate; (1R,2R,3R)-2,3-Dimethylcyclopropanecarboxylic acid methyl ester; Methyl cis-2,3-dimethylcyclopropanecarboxylate; 2,3-Dimethylcyclopropanecarboxylic acid methyl ester; Methyl 2,3-dimethylcyclopropanecarboxylate; (1R,2R,3R)-Methyl 2,3-dimethylcyclopropanecarboxylate; cis-2,3-Dimethylcyclopropanecarboxylic Acid Methyl Ester
EINECS	Contact for details

Quality Control

Our production of this chiral intermediate adheres to strict quality management protocols to ensure batch-to-batch consistency and high chemical purity. Identity and purity are confirmed via advanced analytical techniques including GC, HPLC, and chiral analysis. A comprehensive Certificate of Analysis (COA) detailing assay, enantiomeric excess, and impurity profiles is provided with each shipment to support your quality assurance and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.