Description

1-(Ethoxycarbonyl)-3-Cyclopentene-1-Carboxylic Acid is a versatile bifunctional organic intermediate featuring both a carboxylic acid and an ester group on a cyclopentene scaffold. This compound is valued for its role as a key building block in the synthesis of complex molecules, particularly in pharmaceutical and fine chemical research. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of prostaglandin analogs, carbocyclic nucleosides, and other bioactive molecules with a cyclopentane or cyclopentene core.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators that require functionalized cyclopentene structures.
• Fine Chemical Production: Serves as a starting material for chiral ligands, catalysts, and other specialty chemicals used in asymmetric synthesis.
• Polymer Chemistry: Acts as a monomer or cross-linking agent for creating specialty polymers with specific thermal or mechanical properties.
• Academic & Industrial Research: Employed in methodological studies and the discovery of new chemical reactions due to its reactive diene and ester functionalities.

Basic Information

Product Name	1-(Ethoxycarbonyl)-3-Cyclopentene-1-Carboxylic Acid
CAS No.	76910-08-2
Molecular Formula	C9H12O4
Molecular Weight	184.19 g/mol
Synonyms	3-Cyclopentene-1-carboxylic acid, 1-(ethoxycarbonyl)-; Ethyl 1-carboxy-3-cyclopentene-1-carboxylate; 1-Carboxy-3-cyclopenten-1-carboxylic acid ethyl ester; 3-Cyclopentene-1,1-dicarboxylic acid monoethyl ester; Monoethyl 3-cyclopentene-1,1-dicarboxylate; Cyclopent-3-ene-1,1-dicarboxylic acid monoethyl ester
EINECS	Contact for details

Quality Control

Our 1-(Ethoxycarbonyl)-3-Cyclopentene-1-Carboxylic Acid is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment. We support cGMP and ISO compliant manufacturing for advanced applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider holding under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
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.