Description

Oxiranecarboxylic Acid, 3-Cyclopropyl-, Methyl Ester, (2R,3R)- (9Ci) 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 production of complex, biologically active molecules, enabling precise control over the three-dimensional architecture of target compounds. Pharmaceutical and agrochemical research and development teams need this specific enantiomer to develop novel active ingredients with optimized efficacy and safety profiles.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in antiviral, antifungal, and central nervous system (CNS) drug discovery programs.
• Agrochemical Synthesis: Used in the development of enantiomerically pure herbicides, fungicides, and insecticides, where the specific stereochemistry can influence biological activity and environmental persistence.
• Asymmetric Catalysis Research: Serves as a valuable substrate or ligand precursor in the development and testing of new chiral catalysts and methodologies.
• Fine Chemical Production: Employed in the multi-step synthesis of complex natural products, flavors, and fragrances requiring high stereochemical fidelity.
• Material Science Precursor: Potential use in the synthesis of specialized polymers or functional materials where the cyclopropyl and epoxide functionalities can impart unique thermal or mechanical properties.

Basic Information

Product Name	Oxiranecarboxylic Acid, 3-Cyclopropyl-, Methyl Ester, (2R,3R)- (9Ci)
CAS No.	178248-34-5
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	(2R,3R)-Methyl 3-cyclopropyloxirane-2-carboxylate; Methyl (2R,3R)-3-cyclopropylglycidate; (2R,3R)-3-Cyclopropylglycidic Acid Methyl Ester; trans-Methyl 3-cyclopropylglycidate; (2R,3R)-3-Cyclopropyloxiranecarboxylic Acid Methyl Ester; (2R,3R)-Epoxy-3-cyclopropylpropanoic Acid Methyl Ester
EINECS	Contact for details

Quality Control

Our Oxiranecarboxylic Acid, 3-Cyclopropyl-, Methyl Ester, (2R,3R)- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral HPLC and NMR, to ensure high enantiomeric excess (ee) and chemical purity essential for sensitive synthetic applications. Certificates of Analysis (COA) with full traceability are provided and can be tailored to meet specific customer or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). The compound may be sensitive to moisture and prolonged exposure to elevated temperatures.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0% ee
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.