Description

Cyclopentaneacetic Acid, -α--Acetyl-3-Oxo-, Methyl Ester, (1R)- (9Ci) is a high-purity, chiral chemical intermediate characterized by its complex cyclopentane and keto-ester functional groups. This compound matters as a critical building block in advanced organic synthesis, enabling the construction of complex molecular architectures with precise stereochemistry. It is primarily needed by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs), agrochemicals, and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of novel therapeutic agents, particularly in constructing complex, bioactive ring systems.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where specific stereochemistry is crucial for biological activity.
• Fine Chemical Manufacturing: Acts as a versatile precursor for synthesizing specialty chemicals, flavors, and fragrances requiring high stereochemical purity.
• Academic & Industrial Research: Employed in methodological studies and process chemistry for developing new asymmetric synthesis routes.
• Material Science Precursor: Potential use in synthesizing specialized polymers or ligands with unique structural properties.

Basic Information

Product Name	Cyclopentaneacetic Acid, -α--Acetyl-3-Oxo-, Methyl Ester, (1R)- (9Ci)
CAS No.	568590-08-9
Molecular Formula	C10H14O4
Molecular Weight	198.22 g/mol
Synonyms	(1R)-2-Acetyl-2-(2-oxocyclopentyl)acetic acid methyl ester; Methyl (1R)-2-acetyl-2-(2-oxocyclopentyl)acetate; (R)-Methyl 2-acetyl-2-(2-oxocyclopentyl)acetate; 2-Acetyl-2-(2-oxocyclopentyl)acetic acid methyl ester, (R)-; (R)-Cyclopentaneacetic acid, α-acetyl-3-oxo-, methyl ester; Chiral β-keto ester derivative; (R)-Methyl α-acetyl-3-oxocyclopentaneacetate
EINECS	Contact for details

Quality Control

Our Cyclopentaneacetic Acid, -α--Acetyl-3-Oxo-, Methyl Ester, (1R)- (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 synthesis. Certificates of Analysis (COA) detailing identity, purity, and enantiomeric excess are available upon request to support your quality assurance protocols.

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). This material may be sensitive to moisture and prolonged exposure to air; keep container tightly sealed when not in use.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (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.