Description

1,2-Cyclopentanedicarboxylic Acid, 4-Oxo-, 1,2-Dimethyl Ester, (1S,2S)- is a high-purity chiral building block and synthetic intermediate of significant value in advanced organic synthesis. Its defined stereochemistry and functionalized cyclopentane core make it a critical precursor for the development of complex, biologically active molecules. This compound is essential for researchers and manufacturers in the pharmaceutical and fine chemical industries seeking to create novel therapeutic agents and specialty chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the synthesis of prostaglandin analogs, antiviral agents, and other active pharmaceutical ingredients (APIs).
• Asymmetric Catalyst Ligand Precursor: Used in the development of novel chiral ligands for transition metal catalysis, enabling enantioselective transformations.
• Fine Chemical Synthesis: Acts as a building block for complex natural products, fragrances, and advanced materials requiring specific stereochemistry.
• Agrochemical Research: Employed in the discovery and development of new chiral pesticides and herbicides with improved efficacy and selectivity.
• Academic & R&D: A valuable tool for methodological studies in organic chemistry, particularly in stereocontrolled ring formation and functionalization.

Basic Information

Product Name	1,2-Cyclopentanedicarboxylic Acid, 4-Oxo-, 1,2-Dimethyl Ester, (1S,2S)-
CAS No.	115794-30-4
Molecular Formula	C10H14O5
Molecular Weight	214.22 g/mol
Synonyms	(1S,2S)-4-Oxo-1,2-cyclopentanedicarboxylic acid 1,2-dimethyl ester; (1S,2S)-Dimethyl 4-oxocyclopentane-1,2-dicarboxylate; (1S,2S)-1,2-Dimethyl 4-oxocyclopentane-1,2-dicarboxylate; (1S,2S)-4-Oxocyclopentane-1,2-dicarboxylic acid dimethyl ester; (1S,2S)-rel-4-Oxocyclopentane-1,2-dicarboxylic Acid Dimethyl Ester; Dimethyl (1S,2S)-4-oxocyclopentane-1,2-dicarboxylate; (1S,2S)-Dimethyl 4-oxo-1,2-cyclopentanedicarboxylate
EINECS	Contact for details

Quality Control

Our production of 1,2-Cyclopentanedicarboxylic Acid, 4-Oxo-, 1,2-Dimethyl Ester, (1S,2S)- adheres to stringent quality management protocols to ensure batch-to-batch consistency and high chemical purity. Each lot undergoes comprehensive analytical testing, including chiral purity verification by HPLC, to meet the exacting standards required for pharmaceutical and advanced synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep the container tightly sealed to prevent moisture absorption and potential contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee (1S,2S)
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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