Description

Cyclopent-3-Ene-1,1-Dicarboxylic Acid CAS NO 88326-51-6 is a versatile, high-purity dicarboxylic acid derivative featuring a reactive cyclopentene ring, making it a valuable bifunctional building block for advanced organic synthesis. Its unique structure enables its use as a key intermediate in the development of complex molecules, including pharmaceuticals, agrochemicals, and specialty polymers. This compound is particularly sought after by R&D chemists and process development teams in the fine chemical and pharmaceutical industries for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring a rigid, functionalized cyclic scaffold.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and plant growth regulators.
• Polymer Chemistry: Serves as a monomer or cross-linking agent for creating specialty polymers with unique thermal or mechanical properties.
• Ligand and Catalyst Development: The carboxylic acid groups and olefin moiety make it useful for constructing complex chelating ligands in coordination chemistry and catalysis.
• Material Science Research: Employed in the development of advanced organic materials, such as organic semiconductors or metal-organic frameworks (MOFs).
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic synthesis, including Diels-Alder reactions and ring-opening polymerizations.

Basic Information

Product Name	Cyclopent-3-Ene-1,1-Dicarboxylic Acid
CAS No.	88326-51-6
Molecular Formula	C7H8O4
Molecular Weight	156.14 g/mol
Synonyms	3-Cyclopentene-1,1-dicarboxylic acid; 1,1-Cyclopentenedicarboxylic acid; Cyclopent-3-ene-1,1-dicarboxylic acid; 3-Cyclopentene-1,1-dicarboxylate; NSC 163063
EINECS	Contact for details

Quality Control

Our Cyclopent-3-Ene-1,1-Dicarboxylic Acid is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and titration, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment ensures the material meets the high standards required for research and commercial synthesis.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under dry conditions to prevent degradation. Keep away from incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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