Description

Cyclopentanecarboxaldehyde, 2-(2-Oxopropyl)-, (1S,2R)- (9Ci) is a high-purity chiral aldehyde building block of significant interest in advanced organic synthesis. Its defined stereochemistry and bifunctional nature make it a valuable precursor for constructing complex, optically active molecules. This compound is primarily utilized by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel active pharmaceutical ingredients (APIs), particularly in stereoselective synthesis.
• Agrochemical Synthesis: Used in the production of advanced, optically pure pesticides and herbicides where specific stereochemistry is crucial for bioactivity.
• Fine Chemical Production: Serves as a versatile building block for the manufacture of specialty chemicals, flavors, and fragrances requiring precise molecular architecture.
• Academic & Industrial Research: Employed in methodological studies and process chemistry for developing new asymmetric synthesis routes and catalytic transformations.
• Material Science Precursor: Potential use in the synthesis of specialized polymers or ligands with specific chiral environments.

Basic Information

Product Name	Cyclopentanecarboxaldehyde, 2-(2-Oxopropyl)-, (1S,2R)- (9Ci)
CAS No.	765288-07-1
Molecular Formula	C9H14O2
Molecular Weight	154.21 g/mol
Synonyms	(1S,2R)-2-(2-Oxopropyl)cyclopentanecarboxaldehyde; (1S,2R)-2-Acetonylcyclopentanecarboxaldehyde; (1S,2R)-2-(2-Oxopropyl)cyclopentane-1-carbaldehyde; (1S,2R)-2-(2-Oxopropyl)-1-cyclopentanecarboxaldehyde; (1S,2R)-2-(2-Oxopropyl)cyclopentanecarbaldehyde; (1S,2R)-2-Acetonyl-1-cyclopentanecarboxaldehyde; (1S,2R)-2-(2-Oxopropyl)cyclopentanecarbonal
EINECS	Contact for details

Quality Control

Our Cyclopentanecarboxaldehyde, 2-(2-Oxopropyl)-, (1S,2R)- (9Ci) is produced 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 research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and enantiomeric excess is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at 2-8°C for long-term stability. This compound is easily oxidized and light-sensitive; allow the container to reach room temperature before opening to minimize moisture ingress and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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