Description

Cyclopropanecarboxaldehyde, 2-[(Acetyloxy)Methyl]-, (1S,2R)- (9Ci) is a high-purity, chiral cyclopropane derivative that serves as a critical advanced intermediate in modern organic synthesis. Its value lies in the precise stereochemistry and functional groups that enable the construction of complex molecular architectures with high selectivity. This compound is essential for researchers and process chemists in the pharmaceutical and agrochemical industries, particularly for developing active pharmaceutical ingredients (APIs) and novel bioactive compounds.

Application

• Pharmaceutical Intermediate: A key chiral building block for the synthesis of novel therapeutic agents, including potential antiviral and central nervous system (CNS) drugs.
• Agrochemical Synthesis: Used in the research and development of new generation pesticides and herbicides, leveraging the biological activity of the cyclopropane motif.
• Asymmetric Catalysis Research: Serves as a valuable substrate or ligand precursor in the development of new stereoselective synthetic methodologies.
• Fine Chemical Production: Employed in the multi-step synthesis of complex flavors, fragrances, and specialty chemicals requiring high stereochemical purity.
• Academic & R&D: A crucial reagent for investigating cyclopropane chemistry and reaction mechanisms in university and corporate research laboratories.

Basic Information

Product Name	Cyclopropanecarboxaldehyde, 2-[(Acetyloxy)Methyl]-, (1S,2R)- (9Ci)
CAS No.	397274-64-5
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	(1S,2R)-2-[(Acetyloxy)methyl]cyclopropanecarboxaldehyde; (1S,2R)-2-(Acetoxymethyl)cyclopropanecarbaldehyde; (1S,2R)-rel-2-[(Acetyloxy)methyl]cyclopropanecarboxaldehyde; (-)-trans-2-(Acetoxymethyl)cyclopropanecarboxaldehyde; (1S,2R)-2-(Acetoxymethyl)cyclopropane-1-carbaldehyde; Cyclopropanecarboxaldehyde, 2-(acetoxymethyl)-, (1S,2R)-; (1S,2R)-2-Acetoxymethylcyclopropanecarbaldehyde
EINECS	Contact for details

Quality Control

Our Cyclopropanecarboxaldehyde, 2-[(Acetyloxy)Methyl]-, (1S,2R)- (9Ci) is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including chiral HPLC and NMR, to ensure high chemical and stereochemical purity suitable for demanding synthetic applications. Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee traceability and consistent batch-to-batch quality.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C to minimize oxidation and maintain stability. Keep the container in a cool, dry, and well-ventilated place, away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee (1S,2R)
Water Content (KF)	≤ 0.5%

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