Description

1,2,3,4-Cyclopentanetetracarboxylic Acid is a high-purity, multifunctional organic acid building block characterized by its four carboxylic acid groups arranged on a cyclopentane ring. This unique polycarboxylic structure makes it a valuable intermediate for synthesizing complex polymers, specialty chelating agents, and advanced materials. It is essential for researchers and manufacturers in the pharmaceutical, polymer chemistry, and fine chemical industries seeking to develop novel compounds with specific functional properties.

Application

• Polymer Synthesis: Serves as a key monomer or cross-linking agent for producing high-performance polyesters, polyamides, and polyimide resins with enhanced thermal stability and mechanical properties.
• Pharmaceutical Intermediates: Used in the research and development of active pharmaceutical ingredients (APIs) and complex drug molecules, leveraging its multiple reactive sites for structural diversification.
• Chelating Agent Precursor: A starting material for manufacturing specialized chelating agents used in water treatment, metal purification, and as additives in industrial processes.
• Fine Chemical Synthesis: Acts as a versatile building block in organic synthesis for creating complex molecular architectures, including dendrimers and macrocyclic compounds.
• Coating & Adhesive Formulations: Incorporated into formulations to improve adhesion, cross-link density, and chemical resistance in specialty coatings and adhesives.
• Research & Development: A critical reagent in academic and industrial R&D labs for exploring new chemical reactions and material science applications.

Basic Information

Product Name	1,2,3,4-Cyclopentanetetracarboxylic Acid
CAS No.	3786-91-2
Molecular Formula	C9H8O8
Molecular Weight	244.15 g/mol
Synonyms	Cyclopentane-1,2,3,4-tetracarboxylic Acid; 1,2,3,4-Cyclopentanetetracarboxylic Acid; Cyclopentanetetracarboxylic Acid; 1,2,3,4-CPTC; CPTC Acid; Tetrahydroxycyclopentanetetracarboxylic Acid (theoretical); Cyclopentane-1,2,3,4-tetracarboxylic acid (IUPAC); 1,2,3,4-Cyclopentanetetracarboxylic acid (common)
EINECS	223-257-3

Quality Control

Our 1,2,3,4-Cyclopentanetetracarboxylic Acid is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets high-purity standards and consistent specifications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and quality assurance for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after each use to prevent absorption of atmospheric moisture, which can affect product quality and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
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.