Description

1,2-Cyclopentanedicarboxylicacid,4,4-Dimethyl-,Dimethylester,(1R,2R)-Rel-(9Ci) CAS NO 799561-19-6 is a high-purity, stereochemically defined chiral building block. This compound is valued for its rigid, functionalized cyclopentane core, which is instrumental in the synthesis of complex molecules with specific three-dimensional architectures. It is primarily sought after by research and development teams in the pharmaceutical and agrochemical industries for applications in asymmetric synthesis and medicinal chemistry.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders or requiring specific stereochemistry.
• Asymmetric Catalysis Ligand Precursor: Used in the development and synthesis of novel chiral ligands and organocatalysts for enantioselective transformations.
• Agrochemical Synthesis: Employed as a building block in the creation of advanced, stereospecific herbicides, fungicides, or plant growth regulators.
• Material Science Research: Acts as a monomer or precursor for specialized polymers and advanced materials where the dimethyl-substituted cyclopentane structure imparts desired physical properties.
• Fine Chemical Production: Utilized in custom synthesis and contract manufacturing for producing high-value, complex organic molecules for various industrial applications.

Basic Information

Product Name	1,2-Cyclopentanedicarboxylicacid,4,4-Dimethyl-,Dimethylester,(1R,2R)-Rel-(9Ci)
CAS No.	799561-19-6
Molecular Formula	C11H18O4
Molecular Weight	214.26 g/mol
Synonyms	(1R,2R)-rel-4,4-Dimethylcyclopentane-1,2-dicarboxylic acid dimethyl ester; Dimethyl (1R,2R)-rel-4,4-dimethylcyclopentane-1,2-dicarboxylate; (1R,2R)-4,4-Dimethylcyclopentane-1,2-dicarboxylic Acid Dimethyl Ester; rel-(1R,2R)-Dimethyl 4,4-dimethylcyclopentane-1,2-dicarboxylate; 4,4-Dimethylcyclopentane-1,2-dicarboxylic Acid Dimethyl Ester, (1R,2R)-rel-; 799561-19-6
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Every batch is characterized using advanced analytical techniques to confirm identity, purity, and enantiomeric excess. Certificates of Analysis (COA) detailing specific results for chiral purity, chemical purity, and residual solvents are available upon request, supporting your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee (for specified enantiomer)
Water Content (KF)	≤ 0.5%

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