Description

Cyclopropanecarboxylic Acid, 2-[(Acetyloxy)Methyl]-, (1S,2S)- (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 development of active pharmaceutical ingredients (APIs) and other fine chemicals, where its specific (1S,2S) configuration is critical for biological activity and process control. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries focused on enantioselective synthesis and process development.

Application

• Pharmaceutical Intermediate: A crucial chiral synthon for the research and production of novel therapeutic agents, particularly in antiviral, anticancer, and central nervous system (CNS) drug candidates.
• Agrochemical Synthesis: Used in the development of enantiomerically pure pesticides and herbicides, where the specific stereochemistry can enhance efficacy and reduce environmental impact.
• Asymmetric Catalysis Research: Serves as a valuable substrate or ligand precursor in academic and industrial research focused on developing new catalytic asymmetric transformations.
• Fine Chemical Production: Employed in the multistep synthesis of complex, high-value molecules for electronics, materials science, and other advanced technology applications.
• Process Chemistry & Scale-Up: Utilized in route scouting and optimization studies for the commercial-scale manufacturing of chiral compounds.

Basic Information

Item	Details
Product Name	Cyclopropanecarboxylic Acid, 2-[(Acetyloxy)Methyl]-, (1S,2S)- (9Ci)
CAS No.	223800-41-7
Molecular Formula	C8H12O4
Molecular Weight	172.18 g/mol
Synonyms	(1S,2S)-2-(Acetoxymethyl)cyclopropanecarboxylic Acid; (1S,2S)-2-(Acetoxymethyl)cyclopropane-1-carboxylic Acid; (1S,2S)-2-(Hydroxymethyl)cyclopropanecarboxylic Acid Acetate; (1S,2S)-rel-2-[(Acetyloxy)methyl]cyclopropanecarboxylic Acid; Chiral Cyclopropane Acetate Ester; (1S-cis)-2-(Acetoxymethyl)cyclopropanecarboxylic Acid
EINECS	Contact for details

Quality Control

Our Cyclopropanecarboxylic Acid, 2-[(Acetyloxy)Methyl]-, (1S,2S)- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity verification, to ensure it meets the high standards required for pharmaceutical and advanced synthetic applications. Certificates of Analysis (COA) detailing identity, purity, enantiomeric excess, and impurity profiles are provided and available upon request.

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). Keep away from strong bases and incompatible materials such as strong oxidizing agents. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (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.