Description

5-(Methoxycarbonyl)-2,2-Dimethyl-3-Cyclopentene-1-Propanoic Acid Methyl Ester is a high-purity, functionalized cyclopentene derivative that serves as a critical chiral building block and advanced intermediate in sophisticated organic syntheses. Its value lies in its unique bicyclic structure and ester functionalities, which enable precise chemical transformations for creating complex molecular architectures. This compound is essential for research and development chemists in the pharmaceutical and agrochemical industries, where it is utilized in the synthesis of active ingredients and novel chemical entities.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the multi-step synthesis of proprietary drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the development and production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a versatile precursor for manufacturing specialty chemicals, flavors, and fragrances.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic chemistry, including catalysis and asymmetric synthesis studies.
• Material Science: Potential monomer or cross-linking agent in the research of specialized polymers with tailored properties.

Basic Information

Product Name	5-(Methoxycarbonyl)-2,2-Dimethyl-3-Cyclopentene-1-Propanoic Acid Methyl Ester
CAS No.	74810-51-8
Molecular Formula	C13H20O4
Molecular Weight	240.30 g/mol
Synonyms	Methyl 5-(2-methoxy-2-oxoethyl)-2,2-dimethyl-3-cyclopentene-1-carboxylate; 2,2-Dimethyl-3-cyclopentene-1-propanoic acid, 5-(methoxycarbonyl)-, methyl ester; Methyl 2,2-dimethyl-3-cyclopentene-1-glyoxylate acetate; 5-Carbomethoxy-2,2-dimethyl-3-cyclopenten-1-ylacetic acid methyl ester
EINECS	Contact for details

Quality Control

Our production of 5-(Methoxycarbonyl)-2,2-Dimethyl-3-Cyclopentene-1-Propanoic Acid Methyl Ester adheres to stringent in-process controls and final batch testing to ensure consistent high purity and reliable performance. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality management system is designed to support cGMP and ISO standards for traceability and reproducibility, making this material suitable for demanding R&D and scale-up applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials such as strong bases and oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Purity (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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